Deep SSL/TLS Vulnerability Test
This report provides a deep analysis of the SSL/TLS configuration of www.office.cn. It checks for protocol support, cipher strength, and known vulnerabilities.
Scan Results
Testing all IP addresses (port 443): 36.249.93.227 218.61.165.129 122.188.57.54 42.4.56.186 ----------------------------------------------------- Start 2026-06-02 03:15:08 -->> 36.249.93.227:443 (www.office.cn) <<-- Further IP addresses: 42.4.56.186 218.61.165.129 122.188.57.54 rDNS (36.249.93.227): -- Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew -1 sec from localtime Strict Transport Security not offered Public Key Pinning -- Server banner tencent-cos Application banner -- Cookie(s) (none issued at "/") Security headers Cache-Control: private, no-cache Reverse Proxy banner X-Cache-Lookup: Cache Miss X-Cache-Lookup: Hit From Upstream Cluster X-Cache-Lookup: Hit From Inner Cluster X-Cache-Lookup: Cache Miss 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) no gzip/deflate/compress/br HTTP compression (OK) - only supplied "/" tested 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) VULNERABLE, uses 64 bit block ciphers 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=569B0DDB0D30E26D34FC0E7FBA578677DCECFBDAD868D28504964F29DBC4C2C5 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 2026-06-02 03:17:08 [ 136s] -->> 36.249.93.227:443 (www.office.cn) <<-- ----------------------------------------------------- Start 2026-06-02 03:17:09 -->> 218.61.165.129:443 (www.office.cn) <<-- Further IP addresses: 42.4.56.186 36.249.93.227 122.188.57.54 rDNS (218.61.165.129): -- Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew -1 sec from localtime Strict Transport Security not offered Public Key Pinning -- Server banner tencent-cos Application banner -- Cookie(s) (none issued at "/") Security headers Cache-Control: private, no-cache Reverse Proxy banner X-Cache-Lookup: Cache Miss X-Cache-Lookup: Hit From Upstream Cluster X-Cache-Lookup: Hit From Inner Cluster X-Cache-Lookup: Cache Miss 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) no gzip/deflate/compress/br HTTP compression (OK) - only supplied "/" tested 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) VULNERABLE, uses 64 bit block ciphers 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=569B0DDB0D30E26D34FC0E7FBA578677DCECFBDAD868D28504964F29DBC4C2C5 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 2026-06-02 03:18:45 [ 233s] -->> 218.61.165.129:443 (www.office.cn) <<-- ----------------------------------------------------- Start 2026-06-02 03:18:46 -->> 122.188.57.54:443 (www.office.cn) <<-- Further IP addresses: 42.4.56.186 36.249.93.227 218.61.165.129 rDNS (122.188.57.54): -- Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew -1 sec from localtime Strict Transport Security not offered Public Key Pinning -- Server banner tencent-cos Application banner -- Cookie(s) (none issued at "/") Security headers Cache-Control: private, no-cache Reverse Proxy banner X-Cache-Lookup: Cache Miss X-Cache-Lookup: Hit From Upstream Cluster X-Cache-Lookup: Hit From Inner Cluster X-Cache-Lookup: Cache Miss 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) no gzip/deflate/compress/br HTTP compression (OK) - only supplied "/" tested 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) VULNERABLE, uses 64 bit block ciphers 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=569B0DDB0D30E26D34FC0E7FBA578677DCECFBDAD868D28504964F29DBC4C2C5 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 2026-06-02 03:20:34 [ 342s] -->> 122.188.57.54:443 (www.office.cn) <<-- ----------------------------------------------------- Start 2026-06-02 03:20:35 -->> 42.4.56.186:443 (www.office.cn) <<-- Further IP addresses: 36.249.93.227 218.61.165.129 122.188.57.54 rDNS (42.4.56.186): -- Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew -1 sec from localtime Strict Transport Security not offered Public Key Pinning -- Server banner tencent-cos Application banner -- Cookie(s) (none issued at "/") Security headers Cache-Control: private, no-cache Reverse Proxy banner X-Cache-Lookup: Cache Miss X-Cache-Lookup: Hit From Inner Cluster X-Cache-Lookup: Hit From Upstream Cluster X-Cache-Lookup: Hit From Inner Cluster X-Cache-Lookup: Cache Miss 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) no gzip/deflate/compress/br HTTP compression (OK) - only supplied "/" tested 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) VULNERABLE, uses 64 bit block ciphers 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=569B0DDB0D30E26D34FC0E7FBA578677DCECFBDAD868D28504964F29DBC4C2C5 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 2026-06-02 03:22:23 [ 451s] -->> 42.4.56.186:443 (www.office.cn) <<-- ----------------------------------------------------- Done testing now all IP addresses (on port 443): 36.249.93.227 218.61.165.129 122.188.57.54 42.4.56.186
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.