443/tcp
TLS
first 2026-09-11 · last 2026-09-11
- TLS
- TLSv1.2
- Certificate for
- chatbot.ravant-it.ru, stend1.ravant-it.ru
- Issued by
- YE1
- Valid
- 2026-09-07 → 2026-12-06
Raw response
HTTP/1.1 400 Bad Request Server: nginx/1.24.0 (Ubuntu) Date: Fri, 11 Sep 2026 18:30:32 GMT Content-Type: text/html Content-Length: 666 Connection: close X-Frame-Options: SAMEORIGIN X-XSS-Protection: 1; mode=block X-Content-Type-Options: nosniff Referrer-Policy: strict-origin-when-cross-origin Permissions-Policy: geolocation=(), microphone=() <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/1.24.0 (Ubuntu)</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