443/tcp
TLS
first 2026-06-07 · last 2026-06-07
- TLS
- TLSv1.2
- Certificate for
- *.userapi.com, vkuseraudio.net, vkuseraudio.com, vkuservideo.net, vkuservideo.com, vkuservideo.ru, vkuseraudio.ru, vkuserphoto.ru
- Issued by
- GlobalSign RSA OV SSL CA 2018
- Valid
- 2026-02-24 → 2027-03-28
Raw response
HTTP/1.1 400 Bad Request Server: kittenx Date: Sun, 07 Jun 2026 10:36:44 GMT Content-Type: text/html Content-Length: 652 Connection: close alt-svc: h3=":443"; ma=86400 X-Frontend: front6-21 Access-Control-Expose-Headers: X-Frontend Access-Control-Allow-Origin: * Access-Control-Allow-Methods: GET, HEAD, OPTIONS Strict-Transport-Security: max-age=15768000 Access-Control-Allow-Headers: X-Quic Server-Timing: front;dur=0.029 <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>kittenx</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 paddi