##################################################################### testssl version 3.2.4 from https://testssl.sh/ This program is free software. Distribution and modification under GPLv2 permitted. USAGE w/o ANY WARRANTY. USE IT AT YOUR OWN RISK! Please file bugs @ https://testssl.sh/bugs/ ##################################################################### Using OpenSSL 3.6.5 (Sep 29 2026) [~103 ciphers] on kali:/usr/bin/openssl Start 2026-11-04 09:16:54 -->> 35.241.201.25:443 (repo.shelly.cloud) <<-- rDNS (35.241.201.25): -- Service detected: HTTP Testing protocols via sockets except NPN+ALPN 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 http/1.1 (offered) Testing cipher categories NULL ciphers (no encryption) not offered (OK) Anonymous NULL Ciphers (no authentication) not offered (OK) Export ciphers (w/o ADH+NULL) not offered (OK) LOW: 64 Bit + DES, RC[2,4], MD5 (w/o export) not offered (OK) Triple DES Ciphers / IDEA not offered Obsoleted CBC ciphers (AES, ARIA etc.) not offered Strong encryption (AEAD ciphers) with no FS not offered Forward Secrecy strong encryption (AEAD ciphers) offered (OK) Testing server's cipher preferences Hexcode Cipher Suite Name (OpenSSL) KeyExch. Encryption Bits Cipher Suite Name (IANA/RFC) ----------------------------------------------------------------------------------------------------------------------------- SSLv2 - SSLv3 - TLSv1 - TLSv1.1 - TLSv1.2 (no server order, thus listed by strength) xc030 ECDHE-RSA-AES256-GCM-SHA384 ECDH 253 AESGCM 256 TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 x9f DHE-RSA-AES256-GCM-SHA384 DH 2048 AESGCM 256 TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 xcca8 ECDHE-RSA-CHACHA20-POLY1305 ECDH 253 ChaCha20 256 TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 xccaa DHE-RSA-CHACHA20-POLY1305 DH 2048 ChaCha20 256 TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256 xc02f ECDHE-RSA-AES128-GCM-SHA256 ECDH 253 AESGCM 128 TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 x9e DHE-RSA-AES128-GCM-SHA256 DH 2048 AESGCM 128 TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 TLSv1.3 (no server order, thus listed by strength) x1302 TLS_AES_256_GCM_SHA384 ECDH 253 AESGCM 256 TLS_AES_256_GCM_SHA384 x1303 TLS_CHACHA20_POLY1305_SHA256 ECDH 253 ChaCha20 256 TLS_CHACHA20_POLY1305_SHA256 x1301 TLS_AES_128_GCM_SHA256 ECDH 253 AESGCM 128 TLS_AES_128_GCM_SHA256 Has server cipher order? no (limited sense as client will pick) Testing robust forward secrecy (FS) -- omitting Null Authentication/Encryption, 3DES, RC4 FS is offered (OK) TLS_AES_256_GCM_SHA384 TLS_CHACHA20_POLY1305_SHA256 ECDHE-RSA-AES256-GCM-SHA384 DHE-RSA-AES256-GCM-SHA384 ECDHE-RSA-CHACHA20-POLY1305 DHE-RSA-CHACHA20-POLY1305 TLS_AES_128_GCM_SHA256 ECDHE-RSA-AES128-GCM-SHA256 DHE-RSA-AES128-GCM-SHA256 KEMs offered None Elliptic curves offered: prime256v1 secp384r1 X25519 DH group offered: ffdhe2048 TLS 1.2 sig_algs offered: RSA-PSS-RSAE+SHA512 RSA-PSS-RSAE+SHA384 RSA-PSS-RSAE+SHA256 RSA+SHA512 RSA+SHA384 RSA+SHA256 RSA+SHA224 TLS 1.3 sig_algs offered: RSA-PSS-RSAE+SHA512 RSA-PSS-RSAE+SHA384 RSA-PSS-RSAE+SHA256 Testing server defaults (Server Hello) TLS extensions (standard) "server name/#0" "max fragment length/#1" "status request/#5" "EC point formats/#11" "application layer protocol negotiation/#16" "extended master secret/#23" "supported versions/#43" "key share/#51" "renegotiation info/#65281" Session Ticket RFC 5077 hint no -- no lifetime advertised SSL Session ID support yes Session Resumption Tickets no, ID: yes TLS clock skew Random values, no fingerprinting possible Certificate Compression none Client Authentication none Signature Algorithm SHA256 with RSA Server key size RSA 2048 bits (exponent is 65537) Server key usage Digital Signature, Key Encipherment Server extended key usage TLS Web Server Authentication, TLS Web Client Authentication Serial 393425BF88EBDD03492962D4E9723D5E (OK: length 16) Fingerprints SHA1 CF08E011A413D80E53E6C1C2D27B64B24A5FDCA7 SHA256 CB7138667CBB341FAFA36705A26ACA15193824619F51F926ED3C6D362C67D867 Common Name (CN) *.shelly.cloud subjectAltName (SAN) *.shelly.cloud shelly.cloud Trust (hostname) Ok via SAN wildcard and CN wildcard (same w/o SNI) wildcard certificate could be problematic, see other hosts at https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=CB7138667CBB341FAFA36705A26ACA15193824619F51F926ED3C6D362C67D867 Chain of trust Ok EV cert (experimental) no Certificate Validity (UTC) 63 >= 60 days (2025-12-07 00:00 --> 2027-01-06 23:59) ETS/"eTLS", visibility info not present Certificate Revocation List -- OCSP URI http://ocsp.sectigo.com OCSP stapling offered, not revoked OCSP must staple extension -- DNS CAA RR (experimental) not offered Certificate Transparency yes (certificate extension) Certificates provided 4 Issuer Sectigo Public Server Authentication CA DV R36 (Sectigo Limited from GB) Intermediate cert validity #1: ok > 40 days (2036-03-21 23:59). Sectigo Public Server Authentication CA DV R36 <-- Sectigo Public Server Authentication Root R46 #2: ok > 40 days (2038-01-18 23:59). Sectigo Public Server Authentication Root R46 <-- USERTrust RSA Certification Authority #3: ok > 40 days (2038-01-18 23:59). USERTrust RSA Certification Authority <-- USERTrust RSA Certification Authority Intermediate Bad OCSP (exp.) Ok Testing HTTP header response @ "/" HTTP Status Code 401 Unauthorized HTTP clock skew 0 sec from localtime Strict Transport Security not offered Public Key Pinning -- Server banner nginx/1.24.0 (Ubuntu)' Application banner -- Cookie(s) (none issued at "/") -- HTTP status 401 signals you maybe missed the web application Security headers Access-Control-Allow-Origin: * Reverse Proxy banner -- Testing 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), no session ticket extension ROBOT Server does not support any cipher suites that use RSA key transport 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), no SSLv3 support 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=CB7138667CBB341FAFA36705A26ACA15193824619F51F926ED3C6D362C67D867 LOGJAM (CVE-2015-4000), experimental common prime with 2048 bits detected: RFC7919/ffdhe2048 (2048 bits), but no DH EXPORT ciphers BEAST (CVE-2011-3389) not vulnerable (OK), no SSL3 or TLS1 LUCKY13 (CVE-2013-0169), experimental not vulnerable (OK) Winshock (CVE-2014-6321), experimental not vulnerable (OK) RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Running client simulations (HTTP) via sockets Browser Protocol Cipher Suite Name (OpenSSL) Forward Secrecy ------------------------------------------------------------------------------------------------ Android 7.0 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Android 8.1 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 253 bit ECDH (X25519) Android 9.0 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 10.0 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 11/12 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 13/14 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 15 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Chrome 101 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Chromium 137 (Win 11) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Firefox 100 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Firefox 137 (Win 11) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) IE 8 Win 7 No connection IE 11 Win 7 TLSv1.2 DHE-RSA-AES256-GCM-SHA384 2048 bit DH (ffdhe2048) IE 11 Win 8.1 TLSv1.2 DHE-RSA-AES256-GCM-SHA384 2048 bit DH (ffdhe2048) IE 11 Win Phone 8.1 No connection IE 11 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Edge 15 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 253 bit ECDH (X25519) Edge 101 Win 10 21H2 TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Edge 133 Win 11 23H2 TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Safari 18.4 (iOS 18.4) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Safari 15.4 (macOS 12.3.1) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Safari 18.4 (macOS 15.4) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Java 7u25 No connection Java 8u442 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 11.0.2 (OpenJDK) TLSv1.3 TLS_AES_128_GCM_SHA256 256 bit ECDH (P-256) Java 17.0.3 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 21.0.6 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) go 1.17.8 TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) LibreSSL 3.3.6 (macOS) TLSv1.3 TLS_CHACHA20_POLY1305_SHA256 253 bit ECDH (X25519) OpenSSL 1.0.2e TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) OpenSSL 1.1.1d (Debian) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 3.0.15 (Debian) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 3.5.0 (git) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Apple Mail (16.0) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Thunderbird (91.9) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Rating (experimental) Rating specs (not complete) SSL Labs's 'SSL Server Rating Guide' (version 2009r from 2025-05-16) Specification documentation https://github.com/ssllabs/research/wiki/SSL-Server-Rating-Guide Protocol Support (weighted) 100 (30) Key Exchange (weighted) 90 (27) Cipher Strength (weighted) 90 (36) Final Score 93 Overall Grade A+ Done 2026-11-04 09:17:46 [ 53s] -->> 35.241.201.25:443 (repo.shelly.cloud) <<--