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 IDebeaece3cfbf6524491c1369890c68b250cb4706e7eb80d72418ca354c748db2
SSL CipherTLS_CHACHA20_POLY1305_SHA256
SSL CompressionNULL
SSL Secure Renegotiationfalse

Client Information

Source IP2600:1f28:365:80b0:f32d:abc3:f3fe:9dd4
Source Port39930

All Request Headers

User-AgentCCBot/2.0 (https://commoncrawl.org/faq/)
Accepttext/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Languageen-US,en;q=0.5
If-Modified-SinceThu, 11 Dec 2025 06:32:12 GMT
Accept-Encodingzstd, br, gzip
Hostwww.persoenli.ch
ConnectionKeep-Alive

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