443/tcp
TLS
first 2026-05-14 · last 2026-05-15
- TLS
- TLSv1.2
- Certificate for
- USG_FLEX_500H_7049A267A13B
- Issued by
- USG_FLEX_500H_7049A267A13B
- Valid
- 2025-09-10 → 2035-09-08
- Note
- self-signed certificate
Raw response
HTTP/1.1 400 Bad Request Date: Fri, 15 May 2026 23:03:28 GMT Content-Type: text/html Content-Length: 655 Connection: close <html> <head><title>400 The plain HTTP request was sent to HTTPS port</title></head> <body> <center><h1>400 Bad Request</h1></center> <center>The plain HTTP request was sent to HTTPS port</center> <hr><center>Web Server</center> </body> </html> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page -->