443/tcp
TLS
first 2026-06-08 · last 2026-06-08
- TLS
- TLSv1.2
- Certificate for
- mail.sals-bg.com, webmail.sals-bg.com
- Issued by
- R13
- Valid
- 2026-04-22 → 2026-07-21
Raw response
HTTP/1.1 400 Bad Request Date: Mon, 08 Jun 2026 09:06:08 GMT Server: Apache/2.4.59 (Debian) Content-Length: 444 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/2.4.59 (Debian) Server at mail.sals-bg.com Port 80</address> </body></html>