Deep SSL/TLS Vulnerability Test
This report provides a deep analysis of the SSL/TLS configuration of cdn.shopify.com. It checks for protocol support, cipher strength, and known vulnerabilities.
Scan Results
Start 2026-07-01 09:44:18 -->> 23.227.39.200:443 (cdn.shopify.com) <<-- Further IP addresses: 2620:127:f00e:ff01:: rDNS (23.227.39.200): -- Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew +403 sec from localtime HTTP Age (RFC 7234) 403 Strict Transport Security 180 days=15552000 s, includeSubDomains, preload Public Key Pinning -- Server banner cloudflare Application banner -- Cookie(s) (none issued at "/") Security headers X-Content-Type-Options: nosniff X-XSS-Protection: 1; mode=block Access-Control-Allow-Origin: * Cache-Control: max-age=3600, public Reverse Proxy banner -- 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, "gzip br" 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=E987AC39E0413753995C4E8ABE4619CED10403E8081B2D503E9B130FAB6A0CE9 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 2026-07-01 09:45:08 [ 60s] -->> 23.227.39.200:443 (cdn.shopify.com) <<--
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.