443/tcp
TLS
first 2026-06-08 · last 2026-06-08
- TLS
- TLSv1.2
- Certificate for
- backoffice-lamp.p44.net, backoffice.kollin.de, backoffice.medientech.net, backoffice.p44.net, lieferanten.kollin.de, production.backoffice.kollin.de, staging.backoffice.kollin.de, transfer.kollin.de
- Issued by
- R12
- Valid
- 2026-05-11 → 2026-08-09
Raw response
HTTP/1.1 400 Bad Request Date: Mon, 08 Jun 2026 04:42:51 GMT Server: Apache/2.4.18 (Ubuntu) Content-Length: 447 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/2.4.18 (Ubuntu) Server at backoffice.p44.net Port 443</address> </body></html>