443/tcp
TLS
first 2026-06-07 · last 2026-06-07
- TLS
- TLSv1.2
- Certificate for
- *.opoltrans.com.pl, opoltrans.com, opoltrans.com.pl, opoltrans.eu, www.opoltrans.com, www.opoltrans.eu
- Issued by
- R13
- Valid
- 2026-05-14 → 2026-08-12
Raw response
HTTP/1.1 400 Bad Request Server: BarracudaHTTP 4.0 Date: Sun, 07 Jun 2026 16:01:40 GMT Content-Type: text/html Content-Length: 650 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>nginx</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 -->