HTTP Info Page

https, http

TLS / HTTP Information
TLS VersionTLSv1.3
HTTP VersionHTTP/1.1
Request Schemehttps
Upgrade Insecure Requests
SSL Session ResumedInitial
SSL Session IDc4855d5344b136fdaaa482c66aedbbc37e337627f93c5eadd6b5e5d5412e08a7
SSL CipherTLS_CHACHA20_POLY1305_SHA256
SSL CompressionNULL
SSL Secure Renegotiationtrue

Client Information

Source IP3.21.21.29
Source Port45665

All Request Headers

Accept*/*
User-AgentMozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
Accept-Encodinggzip, br, zstd, deflate
Hostpersoenli.ch

How to test TLS and HTTP Support of a Webserver

TLS Version

TLS 1.0openssl s_client -connect www.persoenli.ch:443 -tls1
TLS 1.1openssl s_client -connect www.persoenli.ch:443 -tls1_1
TLS 1.2openssl s_client -connect www.persoenli.ch:443 -tls1_2
TLS 1.3openssl s_client -connect www.persoenli.ch:443 -tls1_3

HTTP Version

http 1.0curl https://tls13.persoenli.ch -I --http1.0
http 1.1curl https://tls13.persoenli.ch -I --http1.1
http 2 curl https://tls13.persoenli.ch -I --http2