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Test DNS, SSL/TLS, HTTP and HTML

Test results for letsencrypt.org

Scanned on: Fri Nov 25 11:25:57 2022 GMT. Tested in 399 seconds

DNS Report

DNSSEC                 not offered
Zone transfer (AXFR)   not allowed (OK)
CAA Record             not offered
SPF Record             offered (OK)
DMARC Record           offered (OK)
MTA-STS                not offered
TLSRPT Record          not offered

Raw DNS Records

Name TTL Type Data
letsencrypt.org 3600 SOA owen.ns.cloudflare.com dns @ cloudflare.com 2294705609 10000 2400 604800 3600
letsencrypt.org 86400 NS owen.ns.cloudflare.com, IPv4: 173.245.59.219, IPv6: 2a06:98c1:50:0:0:0:ac40:21db
letsencrypt.org 86400 NS vera.ns.cloudflare.com, IPv4: 173.245.58.147, IPv6: 2803:f800:50:0:0:0:6ca2:c093
letsencrypt.org 26 A 34.159.75.132
letsencrypt.org 26 A 35.198.80.163
letsencrypt.org 6 AAAA 2a05:d014:275:cb01:0:0:0:c8
letsencrypt.org 6 AAAA 2a05:d014:275:cb02:0:0:0:c8
letsencrypt.org 3600 MX 1 aspmx.l.google.com
letsencrypt.org 3600 MX 5 alt1.aspmx.l.google.com
letsencrypt.org 3600 MX 5 alt2.aspmx.l.google.com
letsencrypt.org 3600 MX 10 aspmx2.googlemail.com
letsencrypt.org 3600 MX 10 aspmx3.googlemail.com
letsencrypt.org 300 TXT intacct-esk=C2001C6E162DDB5CE0539A220D0AE039
letsencrypt.org 300 TXT v=spf1 include:_spf.google.com ip4:23.178.112.0/24 ip4:66.133.109.36 ip4:64.78.149.164 include:spf.mandrillapp.com include:mail.zendesk.com include:shops.shopify.com include:_spf.intacct.com include:mg-spf.greenhouse.io -all
_dmarc.letsencrypt.org 3600 TXT v=DMARC1; p=reject; rua= mailto : re+2ea7a1650465 @ inbound.dmarcdigests.com; fo=1
www.letsencrypt.org 120 CNAME letsencrypt.netlify.com

SSL/TLS Report

 Further IP addresses:   3.72.140.173 34.141.11.154 2a05:d014:275:cb00::c8
                         2a05:d014:275:cb02::c8 
 A record via            supplied IP "34.159.132.250"
 rDNS (34.159.132.250):  250.132.159.34.bc.googleusercontent.com.
 Service detected:       HTTP


 SSL/TLS protocols 
 SSLv2      not offered (OK)
 SSLv3      not offered (OK)
 TLS 1      not offered
 TLS 1.1    not offered
 TLS 1.2    offered (OK)
 TLS 1.3    offered (OK): final
 NPN/SPDY   not offered
 ALPN/HTTP2 h2, http/1.1 (offered)

 SSL/TLS server implementation bugs 

 No bugs found.

 Cipher categories 

 NULL ciphers (no encryption)                  not offered (OK) -- NULL:eNULL
 Anonymous NULL Ciphers (no authentication)    not offered (OK) -- aNULL:ADH
 Export ciphers (w/o ADH+NULL)                 not offered (OK) -- EXPORT:!ADH:!NULL
 LOW: 64 Bit + DES encryption (w/o export)     not offered (OK) -- LOW:DES:!ADH:!EXP:!NULL
 Weak 128 Bit ciphers (SEED, IDEA, RC[2,4])    not offered (OK) -- MEDIUM:!aNULL:!AES:!CAMELLIA:!ARIA:!CHACHA20:!3DES
 Triple DES Ciphers (Medium)                   not offered (OK) -- 3DES:!aNULL:!ADH
 High encryption (AES+Camellia, no AEAD)       not offered -- HIGH:!NULL:!aNULL:!DES:!3DES:!AESGCM:!CHACHA20:!AESGCM:!CamelliaGCM:!AESCCM8:!AESCCM
 Strong encryption (AEAD ciphers)              offered (OK) -- AESGCM:CHACHA20:AESGCM:CamelliaGCM:AESCCM8:AESCCM


 Robust (perfect) forward secrecy, (P)FS -- omitting Null Authentication/Encryption, 3DES, RC4 

 PFS is offered (OK)          TLS_AES_256_GCM_SHA384 
                              TLS_CHACHA20_POLY1305_SHA256 
                              ECDHE-ECDSA-AES256-GCM-SHA384 
                              ECDHE-ECDSA-CHACHA20-POLY1305 
                              TLS_AES_128_GCM_SHA256 
                              ECDHE-ECDSA-AES128-GCM-SHA256 
 Elliptic curves offered:     prime256v1 X25519 


 Server preferences 

 Has server cipher order?     yes (OK)
 Negotiated protocol          TLSv1.3
 Negotiated cipher            TLS_AES_128_GCM_SHA256, 256 bit ECDH (P-256)
 Cipher order
    TLSv1.2:   ECDHE-ECDSA-AES128-GCM-SHA256 ECDHE-ECDSA-AES256-GCM-SHA384 
               ECDHE-ECDSA-CHACHA20-POLY1305 
    TLSv1.3:   TLS_AES_128_GCM_SHA256 TLS_AES_256_GCM_SHA384 
               TLS_CHACHA20_POLY1305_SHA256 


 Server defaults (Server Hello) 

 TLS extensions (standard)    "session ticket/#35" "renegotiation info/#65281"
                              "EC point formats/#11" "supported versions/#43"
                              "key share/#51"
                              "application layer protocol negotiation/#16"
 Session Ticket RFC 5077 hint (no lifetime advertised)
 SSL Session ID support       yes
 Session Resumption           Tickets: yes, ID: no
 TLS clock skew               Random values, no fingerprinting possible 
 Signature Algorithm          SHA256 with RSA
 Server key size              EC 256 bits
 Server key usage             Digital Signature
 Server extended key usage    TLS Web Server Authentication, TLS Web Client Authentication
 Serial / Fingerprints        037E5D871E4485415403A33EE4A7BF6B4CCE / SHA1 98D7CA35E3608B0EE7ACCC9EC665BABDBDC6E39C
                              SHA256 ADA85303E669F8AD9C537C2355936A11D95089FF4DBAE57DB664937F266F61A5
 Common Name (CN)             lencr.org (CN in response to request w/o SNI: *.netlify.app)
 subjectAltName (SAN)         lencr.org letsencrypt.com letsencrypt.org
                              www.lencr.org www.letsencrypt.com
                              www.letsencrypt.org 
 Issuer                       R3 (Let's Encrypt from US)
 Trust (hostname)             Ok via SAN (SNI mandatory)
 Chain of trust               NOT ok (expired)
 EV cert (experimental)       no 
 Certificate Validity (UTC)   expires < 60 days (38) (2022-10-05 01:40 --> 2023-01-03 01:40)
 # of certificates provided   3
 Certificate Revocation List  --
 OCSP URI                     http://r3.o.lencr.org
 OCSP stapling                not offered
 OCSP must staple extension   --
 DNS CAA RR (experimental)    not offered
 Certificate Transparency     yes (certificate extension)


 HTTP header response @ "/" 

 HTTP Status Code             200 OK
 HTTP clock skew              -30160 sec from localtime
 Strict Transport Security    365 days=31536000 s, just this domain
 Public Key Pinning           --
 Server banner                Netlify
 Application banner           --
 Cookie(s)                    (none issued at "/")
 Security headers             X-Frame-Options DENY
                              X-XSS-Protection 1; mode=block
                              X-Content-Type-Options nosniff
                              Content-Security-Policy default-src 'none'; font-src 'self'; style-src
                              'unsafe-inline' 'self'; script-src 'unsafe-eval'
                              'unsafe-inline' 'self' data:
                              https://www.google-analytics.com
                              https://www.googleadservices.com
                              https://www.googletagmanager.com
                              https://googleads.g.doubleclick.net
                              https://donorbox.org https://js.stripe.com/v3/
                              https://sdks.shopifycdn.com
                              https://www.paypal.com
                              https://static.elevate.salesforce.org ; img-src
                              'self' data: blob:
                              https://www.google-analytics.com
                              https://www.paypal.com
                              https://www.paypalobjects.com
                              https://ak2s.abmr.net https://ak1s.abmr.net
                              https://www.google.com https://cdn.shopify.com
                              https://v.shopify.com ; frame-src
                              https://donorbox.org https://www.youtube.com
                              https://www.youtube-nocookie.com
                              https://bid.g.doubleclick.net
                              https://js.stripe.com/v3/
                              https://js.stripe.com/v2/ https://www.paypal.com
                              https://pages.elevate.salesforce.org/ ;
                              connect-src 'self'
                              https://d4twhgtvn0ff5.cloudfront.net/
                              https://letsencrypt-merch.myshopify.com
                              https://monorail-edge.shopifysvc.com
                              https://www.paypal.com ;
                              Referrer-Policy no-referrer
 Reverse Proxy banner         --


 SSL/TLS vulnerabilities 

 Heartbleed (CVE-2014-0160)                not vulnerable (OK), no heartbeat extension
 CCS (CVE-2014-0224)                       not vulnerable (OK)
 Ticketbleed (CVE-2016-9244), experiment.  not vulnerable (OK)
 ROBOT                                     Server does not support any cipher suites that use RSA key transport
 Secure Renegotiation (CVE-2009-3555)      not vulnerable (OK)
 Secure Client-Initiated Renegotiation     not vulnerable (OK)
 CRIME, TLS (CVE-2012-4929)                not vulnerable (OK)
 BREACH (CVE-2013-3587)                    potentially NOT ok, uses br HTTP compression. - only supplied "/" tested
                                           Can be ignored for static pages or if no secrets in the page
 POODLE, SSL (CVE-2014-3566)               not vulnerable (OK)
 TLS_FALLBACK_SCSV (RFC 7507)              No fallback possible, no protocol below TLS 1.2 offered (OK)
 SWEET32 (CVE-2016-2183, CVE-2016-6329)    not vulnerable (OK)
 FREAK (CVE-2015-0204)                     not vulnerable (OK)
 DROWN (CVE-2016-0800, CVE-2016-0703)      not vulnerable on this host and port (OK)
                                           no RSA certificate, thus certificate can't be used with SSLv2 elsewhere
 LOGJAM (CVE-2015-4000), experimental      not vulnerable (OK): no DH EXPORT ciphers, no DH key detected
 BEAST (CVE-2011-3389)                     no SSL3 or TLS1 (OK)
 LUCKY13 (CVE-2013-0169), experimental     not vulnerable (OK)
 RC4 (CVE-2013-2566, CVE-2015-2808)        no RC4 ciphers detected (OK)


 Tested 364 ciphers, ordered by encryption strength 

Hexcode  Cipher Suite Name (OpenSSL)       KeyExch.   Encryption  Bits     Cipher Suite Name (RFC)
-----------------------------------------------------------------------------------------------------------------------------
 x1302   TLS_AES_256_GCM_SHA384            ECDH 256   AESGCM      256      TLS_AES_256_GCM_SHA384                             
 x1303   TLS_CHACHA20_POLY1305_SHA256      ECDH 256   ChaCha20    256      TLS_CHACHA20_POLY1305_SHA256                       
 xc02c   ECDHE-ECDSA-AES256-GCM-SHA384     ECDH 256   AESGCM      256      TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384            
 xcca9   ECDHE-ECDSA-CHACHA20-POLY1305     ECDH 256   ChaCha20    256      TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256      
 x1301   TLS_AES_128_GCM_SHA256            ECDH 256   AESGCM      128      TLS_AES_128_GCM_SHA256                             
 xc02b   ECDHE-ECDSA-AES128-GCM-SHA256     ECDH 256   AESGCM      128      TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256            


 Ciphers per protocol, ordered by encryption strength 

Hexcode  Cipher Suite Name (OpenSSL)       KeyExch.   Encryption  Bits     Cipher Suite Name (RFC)
-----------------------------------------------------------------------------------------------------------------------------
TLS 1.3  
 x1302   TLS_AES_256_GCM_SHA384            ECDH 256   AESGCM      256      TLS_AES_256_GCM_SHA384                             
 x1303   TLS_CHACHA20_POLY1305_SHA256      ECDH 256   ChaCha20    256      TLS_CHACHA20_POLY1305_SHA256                       
 x1301   TLS_AES_128_GCM_SHA256            ECDH 256   AESGCM      128      TLS_AES_128_GCM_SHA256                             
TLS 1.2  
 xc02c   ECDHE-ECDSA-AES256-GCM-SHA384     ECDH 256   AESGCM      256      TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384            
 xcca9   ECDHE-ECDSA-CHACHA20-POLY1305     ECDH 256   ChaCha20    256      TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256      
 xc02b   ECDHE-ECDSA-AES128-GCM-SHA256     ECDH 256   AESGCM      128      TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256            
TLS 1.1  
TLS 1  
SSLv3  
SSLv2  

 Client simulations 

 Android 2.3.7                No connection
 Android 4.0.4                No connection
 Android 4.1.1                No connection
 Android 4.2.2                No connection
 Android 4.3                  No connection
 Android 4.4.2                TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Android 5.0.0                TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Android 6.0                  TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Android 7.0                  TLSv1.2 ECDHE-ECDSA-CHACHA20-POLY1305, 253 bit ECDH (X25519)
 Chrome 27 Win 7              No connection
 Chrome 28 Win 7              No connection
 Chrome 29 Win 7              No connection
 Chrome 30 Win 7              No connection
 Chrome 31 Win 7              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 32 Win 7              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 33 Win 7              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 34 OS X               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 35 Win 7              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 36 Win 7              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 37 OS X               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 39 OS X               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 40 OS X               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 42 OS X               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 43 OS X               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 45 OS X               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 47 OS X               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 48 OS X               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 49 Win 7              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Chrome 49 XP SP3             No connection
 Chrome 50 Win 7              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 253 bit ECDH (X25519)
 Chrome 51 Win 7              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 253 bit ECDH (X25519)
 Chrome 57 Win 7              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 253 bit ECDH (X25519)
 Chrome 65 Win 7              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 253 bit ECDH (X25519)
 Chrome 69 Win 7              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 253 bit ECDH (X25519)
 Chrome 70 Win 10             TLSv1.3 TLS_AES_128_GCM_SHA256, 253 bit ECDH (X25519)
 Firefox 10.0.12 ESR Win 7    No connection
 Firefox 17.0.7 ESR Win 7     No connection
 Firefox 21 Fedora 19         No connection
 Firefox 21 Win 7             No connection
 Firefox 22 Win 7             No connection
 Firefox 24.2.0 ESR Win 7     No connection
 Firefox 24 Win 7             No connection
 Firefox 26 Win 8             No connection
 Firefox 27 Win 8             TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 29 OS X              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 30 OS X              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 31.3.0 ESR Win 7     TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 31 OS X              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 32 OS X              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 34 OS X              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 35 OS X              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 37 OS X              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 39 OS X              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 41 OS X              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 42 OS X              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 44 OS X              TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 45 Win 7             TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 46 Win 7             TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 47 Win 7             TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 49 Win 7             TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 49 XP SP3            TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Firefox 53 Win 7             TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 253 bit ECDH (X25519)
 Firefox 59 Win 7             TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 253 bit ECDH (X25519)
 Firefox 62 Win 7             TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 253 bit ECDH (X25519)
 IE 6 XP                      No connection
 IE 7 Vista                   No connection
 IE 8-10 Win 7                No connection
 IE 8 Win 7                   No connection
 IE 8 XP                      No connection
 IE 9 Win 7                   No connection
 IE 10 Win Phone 8.0          No connection
 IE 11 Win 7                  TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 IE 11 Win 8.1                TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 IE 11 Win Phone 8.1          TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 IE 11 Win Phone 8.1 Update   TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 IE 11 Win 10                 TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 IE 11 Win 10 Preview         TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Edge 12 Win 10               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Edge 13 Win 10               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Edge 13 Win Phone 10         TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Edge 15 Win 10               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 253 bit ECDH (X25519)
 Opera 12.15 Win 7            No connection
 Opera 15 Win 7               No connection
 Opera 16 Win 7               No connection
 Opera 17 Win 7               No connection
 Safari 5.1.9 OS X 10.6.8     No connection
 Safari 5 iOS 5.1.1           No connection
 Safari 6.0.4 OS X 10.8.4     No connection
 Safari 6 iOS 6.0.1           No connection
 Safari 7 iOS 7.1             No connection
 Safari 7 OS X 10.9           No connection
 Safari 8 iOS 8.0 Beta        No connection
 Safari 8 iOS 8.4             No connection
 Safari 8 OS X 10.10          No connection
 Safari 9 iOS 9               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Safari 9 OS X 10.11          TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Safari 10 iOS 10             TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Safari 10 OS X 10.12         TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Tor 17.0.9 Win 7             No connection
 Apple ATS 9 iOS 9            TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Baidu Jan 2015               No connection
 BingBot Dec 2013             No connection
 BingPreview Dec 2013         No connection
 BingPreview Jun 2014         No connection
 BingPreview Jan 2015         TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Googlebot Oct 2013           No connection
 Googlebot Jun 2014           No connection
 Googlebot Feb 2015           TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Googlebot Feb 2018           TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 253 bit ECDH (X25519)
 Yahoo Slurp Oct 2013         No connection
 Yahoo Slurp Jun 2014         TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Yahoo Slurp Jan 2015         TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 YandexBot 3.0                No connection
 YandexBot May 2014           No connection
 YandexBot Sep 2014           TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 YandexBot Jan 2015           TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Java 6u45                    No connection
 Java 7u25                    No connection
 Java 8b132                   TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Java 8u111                   TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Java 8u161                   TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Java 8u31                    TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 Java 9.0.4                   TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 OpenSSL 0.9.8y               No connection
 OpenSSL 1.0.1h               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 OpenSSL 1.0.1l               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)
 OpenSSL 1.0.2e               TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256, 256 bit ECDH (P-256)

Security HTTP Headers

HTTP Strict Transport Security (HSTS)   offered (OK)
Content Security Policy (CSP)           offered (OK)
X-Frame-Options                         offered (OK)
X-XSS-Protection                        offered (OK)
X-Content-Type-Options                  offered (OK)
Expect-CT                               not offered
Referrer Policy                         offered (OK)
Feature Policy                          not offered
Web Server Version Disclosure           not offered (OK)
Web Application Disclosure              not offered (OK)
HTTP Public Key Pins (HPKP)             not offered, deprecated

Connection Performance
Keep Alive Connection                   not offered
Content Encoding (Compression)          offered (Brotli) OK, for static pages or if no secrets in the page

Raw HTTP Headers

HTTP/1.1 200 OK
Age 17607
Cache-Control public, max-age=0, must-revalidate
Content-Encoding br
Content-Length 5309
Content-Security-Policy default-src 'none'; font-src 'self'; style-src 'unsafe-inline' 'self'; script-src 'unsafe-eval' 'unsafe-inline' 'self' data: https://www.google-analytics.com https://www.googleadservices.com https://www.googletagmanager.com https://googleads.g.doubleclick.net https://donorbox.org https://js.stripe.com/v3/ https://sdks.shopifycdn.com https://www.paypal.com https://static.elevate.salesforce.org ; img-src 'self' data: blob: https://www.google-analytics.com https://www.paypal.com https://www.paypalobjects.com https://ak2s.abmr.net https://ak1s.abmr.net https://www.google.com https://cdn.shopify.com https://v.shopify.com ; frame-src https://donorbox.org https://www.youtube.com https://www.youtube-nocookie.com https://bid.g.doubleclick.net https://js.stripe.com/v3/ https://js.stripe.com/v2/ https://www.paypal.com https://pages.elevate.salesforce.org/ ; connect-src 'self' https://d4twhgtvn0ff5.cloudfront.net/ https://letsencrypt-merch.myshopify.com https://monorail-edge.shopifysvc.com https://www.paypal.com ;
Content-Type text/html; charset=UTF-8
Date Fri, 25 Nov 2022 06:30:57 GMT
ETag "23833984f61f7570f1671b7fe89fb0ee-ssl-df"
Permissions-Policy geolocation=(), midi=(), notifications=(), push=(), sync-xhr=(), microphone=(), camera=(), magnetometer=(), gyroscope=(), speaker=(self), vibrate=(), fullscreen=(self), interest-cohort=()
Referrer-Policy no-referrer
Server Netlify
Strict-Transport-Security max-age=31536000
Vary Accept-Encoding
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Nf-Request-Id 01GJQ8G57VV2WP6KMQQ3JCAW9W
X-Xss-Protection 1; mode=block

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<h1>A nonprofit Certificate Authority providing TLS certificates to <span>300 million</span> websites.</h1>
<h2>We were awarded the Levchin Prize for Real-World Cryptography! <a href='https://abetterinternet.org/levchin-prize'>Learn more</a></h2>
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<h2 class="through-line"><a href="/blog/">From our blog</a></h2>
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<li><span class="post-meta">Sep 12, 2022</span>
<h2><a class="post-link" href="/2022/09/12/remembering-peter-eckersley.html" hreflang="en-US">Remembering Peter Eckersley</a></h2>
Peter Eckersley, a Let’s Encrypt co-founder, passed away unexpectedly on September 2, 2022.
<p><a href="/2022/09/12/remembering-peter-eckersley.html" hreflang="en-US">Read more</a></p>
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<li><span class="post-meta">Sep 7, 2022</span>
<h2><a class="post-link" href="/2022/09/07/new-life-for-crls.html" hreflang="en-US">A New Life for Certificate Revocation Lists</a></h2>
Let’s Encrypt has developed new infrastructure to make CRLs a practical tool for our 200M active certs.
<p><a href="/2022/09/07/new-life-for-crls.html" hreflang="en-US">Read more</a></p>
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<li><span class="post-meta">May 19, 2022</span>
<h2><a class="post-link" href="/2022/05/19/nurturing-ct-log-growth.html" hreflang="en-US">Nurturing Continued Growth of Our Oak CT Log</a></h2>
Only five organizations run a Certificate Transparency log, and the Let’s Encrypt log is the only fully open source stack.
<p><a href="/2022/05/19/nurturing-ct-log-growth.html" hreflang="en-US">Read more</a></p>
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<li><span class="post-meta">Apr 28, 2022</span>
<h2><a class="post-link" href="/2022/04/28/database-to-app-tls.html" hreflang="en-US">TLS Beyond the Web: How MongoDB Uses Let’s Encrypt for Database-to-Application Security</a></h2>
MongoDB uses millions of Let’s Encrypt certs for critical workloads.
<p><a href="/2022/04/28/database-to-app-tls.html" hreflang="en-US">Read more</a></p>
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<li><span class="post-meta">Apr 13, 2022</span>
<h2><a class="post-link" href="/2022/04/13/receiving-the-levchin-prize.html" hreflang="en-US">Let’s Encrypt Receives the Levchin Prize for Real-World Cryptography</a></h2>
We are honored to be recognized for the impact on the field of cryptography.
<p><a href="/2022/04/13/receiving-the-levchin-prize.html" hreflang="en-US">Read more</a></p>
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Warnings Errors and Accessibility


Accessibility Checks:

line 41 column 36 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 41 column 36 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 127 column 17 - Access: [13.1.1.1]: link text not meaningful.
line 183 column 71 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 183 column 71 - Access: [1.1.1.1]: <img> missing 'alt' text.
line 183 column 71 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 193 column 17 - Access: [13.1.1.1]: link text not meaningful.
line 208 column 17 - Access: [13.1.1.1]: link text not meaningful.
line 364 column 23 - Access: [13.1.1.3]: link text too long.
line 375 column 23 - Access: [13.1.1.3]: link text too long.
line 396 column 52 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 396 column 52 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 398 column 50 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 398 column 50 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 400 column 48 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 400 column 48 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 402 column 48 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 402 column 48 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 404 column 72 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 404 column 72 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 406 column 60 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 406 column 60 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 408 column 49 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 408 column 49 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 410 column 51 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 410 column 51 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 413 column 54 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 413 column 54 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 415 column 54 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 415 column 54 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 417 column 52 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 417 column 52 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 419 column 48 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 419 column 48 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 422 column 51 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 422 column 51 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 424 column 51 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 424 column 51 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 426 column 48 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 426 column 48 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 428 column 54 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 428 column 54 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 430 column 53 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 430 column 53 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 432 column 55 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 432 column 55 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 434 column 49 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 434 column 49 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 436 column 57 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 436 column 57 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 438 column 51 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 438 column 51 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 440 column 48 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 440 column 48 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 442 column 56 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 442 column 56 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 444 column 53 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 444 column 53 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 446 column 51 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 446 column 51 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 448 column 50 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 448 column 50 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 450 column 49 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 450 column 49 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 452 column 57 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 452 column 57 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 454 column 52 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 454 column 52 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 456 column 52 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 456 column 52 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 458 column 202 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 458 column 202 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 460 column 48 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 460 column 48 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 462 column 60 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 462 column 60 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 464 column 49 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 464 column 49 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 466 column 54 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 466 column 54 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 468 column 54 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 468 column 54 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 470 column 53 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 470 column 53 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 472 column 54 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 472 column 54 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 474 column 46 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 474 column 46 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 476 column 51 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 476 column 51 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 478 column 52 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 478 column 52 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 480 column 54 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 480 column 54 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 482 column 47 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 482 column 47 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 484 column 47 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 484 column 47 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 486 column 49 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 486 column 49 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 488 column 52 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 488 column 52 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 490 column 50 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 490 column 50 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 492 column 45 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 492 column 45 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 494 column 52 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 494 column 52 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 496 column 48 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 496 column 48 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 498 column 53 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 498 column 53 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 500 column 57 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 500 column 57 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 502 column 47 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 502 column 47 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 504 column 46 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 504 column 46 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 506 column 55 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 506 column 55 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 508 column 51 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 508 column 51 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 510 column 53 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 510 column 53 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 512 column 48 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 512 column 48 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 514 column 52 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 514 column 52 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 516 column 51 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 516 column 51 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 518 column 51 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 518 column 51 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 520 column 50 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 520 column 50 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 522 column 57 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 522 column 57 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 524 column 55 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 524 column 55 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 526 column 54 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 526 column 54 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 528 column 52 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 528 column 52 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 530 column 53 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 530 column 53 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 532 column 51 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 532 column 51 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 534 column 48 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 534 column 48 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 536 column 44 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 536 column 44 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 538 column 53 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 538 column 53 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 540 column 54 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 540 column 54 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 542 column 47 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 542 column 47 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 544 column 53 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 544 column 53 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 546 column 50 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 546 column 50 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 548 column 49 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 548 column 49 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 550 column 87 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 550 column 87 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 552 column 48 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 552 column 48 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 554 column 48 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 554 column 48 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 556 column 53 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 556 column 53 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 558 column 51 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 558 column 51 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 560 column 49 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 560 column 49 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 562 column 49 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 562 column 49 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 564 column 50 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 564 column 50 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 566 column 50 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 566 column 50 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 568 column 47 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 568 column 47 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 570 column 50 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 570 column 50 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 572 column 58 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 572 column 58 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 574 column 44 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 574 column 44 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 576 column 54 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 576 column 54 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 578 column 50 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 578 column 50 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 580 column 49 - Access: [2.1.1.1]: ensure information not conveyed through color alone (image).
line 580 column 49 - Access: [1.1.2.1]: <img> missing 'longdesc' and d-link.
line 663 column 1 - Access: [6.2.2.2]: text equivalents require updating (script).
line 663 column 1 - Access: [6.3.1.1]: programmatic objects require testing (script).
line 663 column 1 - Access: [8.1.1.1]: ensure programmatic objects are accessible (script).
line 663 column 1 - Access: [7.1.1.1]: remove flicker (script).
line 663 column 1 - Access: [2.1.1.4]: ensure information not conveyed through color alone (script).
line 663 column 1 - Access: [1.1.10.1]: <script> missing <noscript> section.
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