##################################################################### 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 08:40:32 -->> 34.95.90.149:443 (control.shelly.cloud) <<-- rDNS (34.95.90.149): -- 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 grpc-exp, h2, http/1.1, http/1.0 (advertised) ALPN/HTTP2 h2, http/1.1, grpc-exp (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.) 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 (server order -- server prioritizes ChaCha ciphers when preferred by clients) xc02f ECDHE-RSA-AES128-GCM-SHA256 ECDH 253 AESGCM 128 TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 xcca8 ECDHE-RSA-CHACHA20-POLY1305 ECDH 253 ChaCha20 256 TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 xc030 ECDHE-RSA-AES256-GCM-SHA384 ECDH 253 AESGCM 256 TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 xc013 ECDHE-RSA-AES128-SHA ECDH 253 AES 128 TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA xc014 ECDHE-RSA-AES256-SHA ECDH 253 AES 256 TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA TLSv1.3 (no server order, thus listed by strength) x1302 TLS_AES_256_GCM_SHA384 ECDH/MLKEM AESGCM 256 TLS_AES_256_GCM_SHA384 x1303 TLS_CHACHA20_POLY1305_SHA256 ECDH/MLKEM ChaCha20 256 TLS_CHACHA20_POLY1305_SHA256 x1301 TLS_AES_128_GCM_SHA256 ECDH/MLKEM AESGCM 128 TLS_AES_128_GCM_SHA256 Has server cipher order? yes (OK) -- only for < TLS 1.3 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 ECDHE-RSA-AES256-SHA ECDHE-RSA-CHACHA20-POLY1305 TLS_AES_128_GCM_SHA256 ECDHE-RSA-AES128-GCM-SHA256 ECDHE-RSA-AES128-SHA KEMs offered X25519MLKEM768 Elliptic curves offered: prime256v1 secp384r1 X25519 TLS 1.2 sig_algs offered: RSA-PSS-RSAE+SHA256 RSA+SHA256 RSA-PSS-RSAE+SHA384 RSA+SHA384 RSA-PSS-RSAE+SHA512 RSA+SHA512 RSA+SHA1 TLS 1.3 sig_algs offered: RSA-PSS-RSAE+SHA256 RSA-PSS-RSAE+SHA384 RSA-PSS-RSAE+SHA512 Testing server defaults (Server Hello) TLS extensions (standard) "server name/#0" "EC point formats/#11" "application layer protocol negotiation/#16" "extended master secret/#23" "session ticket/#35" "supported versions/#43" "key share/#51" "next protocol/#13172" "renegotiation info/#65281" Session Ticket RFC 5077 hint 100800 seconds but: FS requires session ticket keys to be rotated < daily ! SSL Session ID support yes Session Resumption Tickets: yes, ID: no 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 Serial FBD73E92DBE13DC80A3FB4DD63E368DB (OK: length 16) Fingerprints SHA1 37515BC1C73B336535ED37F1CD9278384F9E0E98 SHA256 6FB8A8976CBF88EE050A03427DF945FC26FA9C75B0ECBE8990DF0ED8EB765CB3 Common Name (CN) control.shelly.cloud subjectAltName (SAN) control.shelly.cloud Trust (hostname) Ok via SAN and CN (same w/o SNI) Chain of trust Ok EV cert (experimental) no Certificate Validity (UTC) 73 >= 60 days (2026-10-18 23:44 --> 2027-01-17 00:39) ETS/"eTLS", visibility info not present Certificate Revocation List http://c.pki.goog/wr3/HeLLJCgLxhE.crl OCSP URI -- OCSP stapling not offered OCSP must staple extension -- DNS CAA RR (experimental) not offered Certificate Transparency yes (certificate extension) Certificates provided 3 Issuer WR3 (Google Trust Services from US) Intermediate cert validity #1: ok > 40 days (2029-02-20 14:00). WR3 <-- GTS Root R1 #2: ok > 40 days (2028-01-28 00:00). GTS Root R1 <-- GlobalSign Root CA Intermediate Bad OCSP (exp.) Ok Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew 0 sec from localtime Strict Transport Security not offered Public Key Pinning -- Server banner UploadServer' Application banner -- Cookie(s) (none issued at "/") Security headers Cache-Control: no-transform, private, no-cache, no-store, must-revalidate, max-age=0 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) 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) potentially NOT ok, "gzip deflate compress 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), 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=6FB8A8976CBF88EE050A03427DF945FC26FA9C75B0ECBE8990DF0ED8EB765CB3 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) 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 X25519MLKEM768 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 X25519MLKEM768 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 X25519MLKEM768 IE 8 Win 7 No connection IE 11 Win 7 TLSv1.2 ECDHE-RSA-AES128-SHA 256 bit ECDH (P-256) IE 11 Win 8.1 TLSv1.2 ECDHE-RSA-AES128-SHA 256 bit ECDH (P-256) IE 11 Win Phone 8.1 TLSv1.2 ECDHE-RSA-AES128-SHA 256 bit ECDH (P-256) IE 11 Win 10 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Edge 15 Win 10 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 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 X25519MLKEM768 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) TLSv1.2 ECDHE-RSA-AES128-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-AES128-GCM-SHA256 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 X25519MLKEM768 Apple Mail (16.0) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 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 08:41:24 [ 53s] -->> 34.95.90.149:443 (control.shelly.cloud) <<--