443/tcp
TLS
first 2026-06-07 · last 2026-06-07
- TLS
- TLSv1.2
- Certificate for
- *.ujd.edu.pl, ujd.edu.pl
- Issued by
- Certum Domain Validation CA SHA2
- Valid
- 2025-06-06 → 2026-06-06
Raw response
HTTP/1.1 400 Bad Request Server: nginx/1.18.0 Date: Sun, 07 Jun 2026 09:12:48 GMT Content-Type: text/html Content-Length: 657 Connection: close Access-Control-Allow-Origin: https://usosweb.ujd.edu.pl Access-Control-Allow-Credentials: true Access-Control-Allow-Methods: POST, PUT, GET, OPTIONS, DELETE <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>nginx/1.18.0</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 -->