Deep SSL/TLS Vulnerability Test

This report provides a deep analysis of the SSL/TLS configuration of flexibits.com. It checks for protocol support, cipher strength, and known vulnerabilities.

Scan Results

Testing all IP addresses (port 443): 172.67.74.161 104.26.3.46 104.26.2.46
-----------------------------------------------------
 Start 2026-04-29 10:46:25        -->> 172.67.74.161:443 (flexibits.com) <<--

 Further IP addresses:   104.26.2.46 104.26.3.46 2606:4700:20::681a:32e
                         2606:4700:20::681a:22e 2606:4700:20::ac43:4aa1 
 rDNS (172.67.74.161):   --
 Service detected:       HTTP

 Testing for server implementation bugs 

 No bugs found.

 Testing HTTP header response @ "/" 

 HTTP Status Code             200 OK
 HTTP clock skew              +200 sec from localtime
 HTTP Age (RFC 7234)          200
 Strict Transport Security    180 days=15552000 s, includeSubDomains
 Public Key Pinning           --
 Server banner                cloudflare
 Application banner           --
 Cookie(s)                    (none issued at "/")
 Security headers             X-Content-Type-Options: nosniff
                              Content-Security-Policy: base-uri 'self';
                                default-src 'self'; connect-src 'self'
                                https://flexibits.com/ https://*.flexibits.com/
                                https://*.algolia.net/
                                https://*.algolianet.com/ https://*.sentry.io/;
                                font-src 'self' data:
                                https://fonts.gstatic.com/
                                https://*.typekit.net/; form-action 'self';
                                frame-src 'self' com.fantastical.oauth:
                                com.fantastical.meetup.oauth: x-cardhop:
                                https://flexibits.com/ https://www.youtube.com/
                                https://www.youtube-nocookie.com/
                                https://challenges.cloudflare.com/;
                                frame-ancestors 'self' https://*.flexibits.com;
                                object-src 'none'; img-src 'self' data: blob:
                                https://flexibits.com/ https://*.flexibits.com/
                                https://i.ytimg.com/ https://www.gravatar.com/
                                https://storage.googleapis.com/; script-src
                                'report-sample' 'self'
                                https://flexibits.com/tomato/
                                https://staging.flexibits.com/tomato/
                                https://challenges.cloudflare.com/
                                https://cdnjs.cloudflare.com/polyfill/v3/;
                                style-src 'report-sample' 'self'
                                'unsafe-inline' https://*.typekit.net/
                                https://fonts.googleapis.com/; media-src 'self'
                                https://storage.googleapis.com/
                                https://cdn.flexibits.com/; manifest-src
                                'self'; report-uri
                                https://us-east1-awesome-dogfish-208918.cloudfunctions.net/csp-reporter-function;
                              X-XSS-Protection: 1; mode=block
                              Referrer-Policy: strict-origin
 Reverse Proxy banner         via: 1.1 google


 Testing vulnerabilities 

 Secure Renegotiation (RFC 5746)           supported (OK)
 Secure Client-Initiated Renegotiation     not vulnerable (OK)
 CRIME, TLS (CVE-2012-4929)                not vulnerable (OK)
 BREACH (CVE-2013-3587)                    potentially NOT ok, "br gzip" HTTP compression detected. - 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 (OK), no protocol below TLS 1.2 offered
 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)
                                           make sure you don't use this certificate elsewhere with SSLv2 enabled services, see
                                           https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=04219D058C4730E4BC079CE03A5578EFDE09C28915ADC8D39A92F0D06CEBF06E
 LOGJAM (CVE-2015-4000), experimental      not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2
 BEAST (CVE-2011-3389)                     not vulnerable (OK), no SSL3 or TLS1
 LUCKY13 (CVE-2013-0169), experimental     potentially VULNERABLE, uses obsolete cipher block chaining ciphers with TLS, see server prefs.
 Winshock (CVE-2014-6321), experimental    not vulnerable (OK)
 RC4 (CVE-2013-2566, CVE-2015-2808)        no RC4 ciphers detected (OK)


 Done 2026-04-29 10:47:09 [  53s] -->> 172.67.74.161:443 (flexibits.com) <<--

-----------------------------------------------------
 Start 2026-04-29 10:47:10        -->> 104.26.3.46:443 (flexibits.com) <<--

 Further IP addresses:   104.26.2.46 172.67.74.161 2606:4700:20::681a:32e
                         2606:4700:20::681a:22e 2606:4700:20::ac43:4aa1 
 rDNS (104.26.3.46):     --
 Service detected:       HTTP

 Testing for server implementation bugs 

 No bugs found.

 Testing HTTP header response @ "/" 

 HTTP Status Code             200 OK
 HTTP clock skew              +251 sec from localtime
 HTTP Age (RFC 7234)          251
 Strict Transport Security    180 days=15552000 s, includeSubDomains
 Public Key Pinning           --
 Server banner                cloudflare
 Application banner           --
 Cookie(s)                    (none issued at "/")
 Security headers             X-Content-Type-Options: nosniff
                              Content-Security-Policy: base-uri 'self';
                                default-src 'self'; connect-src 'self'
                                https://flexibits.com/ https://*.flexibits.com/
                                https://*.algolia.net/
                                https://*.algolianet.com/ https://*.sentry.io/;
                                font-src 'self' data:
                                https://fonts.gstatic.com/
                                https://*.typekit.net/; form-action 'self';
                                frame-src 'self' com.fantastical.oauth:
                                com.fantastical.meetup.oauth: x-cardhop:
                                https://flexibits.com/ https://www.youtube.com/
                                https://www.youtube-nocookie.com/
                                https://challenges.cloudflare.com/;
                                frame-ancestors 'self' https://*.flexibits.com;
                                object-src 'none'; img-src 'self' data: blob:
                                https://flexibits.com/ https://*.flexibits.com/
                                https://i.ytimg.com/ https://www.gravatar.com/
                                https://storage.googleapis.com/; script-src
                                'report-sample' 'self'
                                https://flexibits.com/tomato/
                                https://staging.flexibits.com/tomato/
                                https://challenges.cloudflare.com/
                                https://cdnjs.cloudflare.com/polyfill/v3/;
                                style-src 'report-sample' 'self'
                                'unsafe-inline' https://*.typekit.net/
                                https://fonts.googleapis.com/; media-src 'self'
                                https://storage.googleapis.com/
                                https://cdn.flexibits.com/; manifest-src
                                'self'; report-uri
                                https://us-east1-awesome-dogfish-208918.cloudfunctions.net/csp-reporter-function;
                              X-XSS-Protection: 1; mode=block
                              Referrer-Policy: strict-origin
 Reverse Proxy banner         via: 1.1 google


 Testing vulnerabilities 

 Secure Renegotiation (RFC 5746)           supported (OK)
 Secure Client-Initiated Renegotiation     not vulnerable (OK)
 CRIME, TLS (CVE-2012-4929)                not vulnerable (OK)
 BREACH (CVE-2013-3587)                    potentially NOT ok, "br gzip" HTTP compression detected. - 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 (OK), no protocol below TLS 1.2 offered
 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)
                                           make sure you don't use this certificate elsewhere with SSLv2 enabled services, see
                                           https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=04219D058C4730E4BC079CE03A5578EFDE09C28915ADC8D39A92F0D06CEBF06E
 LOGJAM (CVE-2015-4000), experimental      not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2
 BEAST (CVE-2011-3389)                     not vulnerable (OK), no SSL3 or TLS1
 LUCKY13 (CVE-2013-0169), experimental     potentially VULNERABLE, uses obsolete cipher block chaining ciphers with TLS, see server prefs.
 Winshock (CVE-2014-6321), experimental    not vulnerable (OK)
 RC4 (CVE-2013-2566, CVE-2015-2808)        no RC4 ciphers detected (OK)


 Done 2026-04-29 10:48:02 [ 106s] -->> 104.26.3.46:443 (flexibits.com) <<--

-----------------------------------------------------
 Start 2026-04-29 10:48:02        -->> 104.26.2.46:443 (flexibits.com) <<--

 Further IP addresses:   172.67.74.161 104.26.3.46 2606:4700:20::681a:32e
                         2606:4700:20::681a:22e 2606:4700:20::ac43:4aa1 
 rDNS (104.26.2.46):     --
 Service detected:       HTTP

 Testing for server implementation bugs 

 No bugs found.

 Testing HTTP header response @ "/" 

 HTTP Status Code             200 OK
 HTTP clock skew              +306 sec from localtime
 HTTP Age (RFC 7234)          306
 Strict Transport Security    180 days=15552000 s, includeSubDomains
 Public Key Pinning           --
 Server banner                cloudflare
 Application banner           --
 Cookie(s)                    (none issued at "/")
 Security headers             X-Content-Type-Options: nosniff
                              Content-Security-Policy: base-uri 'self';
                                default-src 'self'; connect-src 'self'
                                https://flexibits.com/ https://*.flexibits.com/
                                https://*.algolia.net/
                                https://*.algolianet.com/ https://*.sentry.io/;
                                font-src 'self' data:
                                https://fonts.gstatic.com/
                                https://*.typekit.net/; form-action 'self';
                                frame-src 'self' com.fantastical.oauth:
                                com.fantastical.meetup.oauth: x-cardhop:
                                https://flexibits.com/ https://www.youtube.com/
                                https://www.youtube-nocookie.com/
                                https://challenges.cloudflare.com/;
                                frame-ancestors 'self' https://*.flexibits.com;
                                object-src 'none'; img-src 'self' data: blob:
                                https://flexibits.com/ https://*.flexibits.com/
                                https://i.ytimg.com/ https://www.gravatar.com/
                                https://storage.googleapis.com/; script-src
                                'report-sample' 'self'
                                https://flexibits.com/tomato/
                                https://staging.flexibits.com/tomato/
                                https://challenges.cloudflare.com/
                                https://cdnjs.cloudflare.com/polyfill/v3/;
                                style-src 'report-sample' 'self'
                                'unsafe-inline' https://*.typekit.net/
                                https://fonts.googleapis.com/; media-src 'self'
                                https://storage.googleapis.com/
                                https://cdn.flexibits.com/; manifest-src
                                'self'; report-uri
                                https://us-east1-awesome-dogfish-208918.cloudfunctions.net/csp-reporter-function;
                              X-XSS-Protection: 1; mode=block
                              Referrer-Policy: strict-origin
 Reverse Proxy banner         via: 1.1 google


 Testing vulnerabilities 

 Secure Renegotiation (RFC 5746)           supported (OK)
 Secure Client-Initiated Renegotiation     not vulnerable (OK)
 CRIME, TLS (CVE-2012-4929)                not vulnerable (OK)
 BREACH (CVE-2013-3587)                    potentially NOT ok, "br gzip" HTTP compression detected. - 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 (OK), no protocol below TLS 1.2 offered
 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)
                                           make sure you don't use this certificate elsewhere with SSLv2 enabled services, see
                                           https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=04219D058C4730E4BC079CE03A5578EFDE09C28915ADC8D39A92F0D06CEBF06E
 LOGJAM (CVE-2015-4000), experimental      not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2
 BEAST (CVE-2011-3389)                     not vulnerable (OK), no SSL3 or TLS1
 LUCKY13 (CVE-2013-0169), experimental     potentially VULNERABLE, uses obsolete cipher block chaining ciphers with TLS, see server prefs.
 Winshock (CVE-2014-6321), experimental    not vulnerable (OK)
 RC4 (CVE-2013-2566, CVE-2015-2808)        no RC4 ciphers detected (OK)


 Done 2026-04-29 10:48:57 [ 161s] -->> 104.26.2.46:443 (flexibits.com) <<--

-----------------------------------------------------
Done testing now all IP addresses (on port 443): 172.67.74.161 104.26.3.46 104.26.2.46

About this Scan

This scan uses testssl.sh to check for:

  • Protocols: SSLv2, SSLv3, TLS 1.0, TLS 1.1, TLS 1.2, TLS 1.3
  • Vulnerabilities: Heartbleed, POODLE, FREAK, Logjam, DROWN, etc.
  • Cipher Suites: Weak ciphers, perfect forward secrecy (PFS) support.

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