443/tcp
TLS
first 2026-06-08 · last 2026-06-09
- TLS
- TLSv1.2
- Certificate for
- caos-online.de, caos.cloud, caos.online, fi-planer.caos.cloud, fichtelink.caos.cloud, heike-ziegler.tv, koblenz.caos.cloud, mail.heike-ziegler.tv
- Issued by
- R12
- Valid
- 2026-05-02 → 2026-07-31
Raw response
HTTP/1.1 400 Bad Request Date: Tue, 09 Jun 2026 00:19:56 GMT Server: Apache Content-Length: 427 Connection: close Content-Type: text/html; charset=iso-8859-1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN"> <html><head> <title>400 Bad Request</title> </head><body> <h1>Bad Request</h1> <p>Your browser sent a request that this server could not understand.<br /> Reason: You're speaking plain HTTP to an SSL-enabled server port.<br /> Instead use the HTTPS scheme to access this URL, please.<br /> </p> <hr> <address>Apache Server at caos-online.de Port 443</address> </body></html>