443/tcp
TLS
first 2026-06-07 · last 2026-06-07
- TLS
- TLSv1.2
- Certificate for
- et788c771c178a.
- Issued by
- et788c771c178a.
- Valid
- 2025-11-25 → 2035-11-24
- Note
- self-signed certificate
Raw response
HTTP/1.1 400 Bad Request Date: Sun, 07 Jun 2026 02:24:07 GMT Server: Lexmark_Web_Server X-Frame-Options: SAMEORIGIN Cache-Control: no-cache Strict-Transport-Security: max-age=31536000; includeSubDomains Content-Length: 362 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> </body></html>