Host
As of our latest check on 2026-08-08, 81.91.77.39 (Ecritel SASU, AS8304, Canada) had 2 open ports (80, 443) and 6 known CVEs, 1 known to be exploited.
Open ports and CVEs as of our latest check of this host, 2026-08-08.
CVEs by severity: HIGH 5 MEDIUM 1
A match is an indication, not proof: it is based on the software version a service reported, and fixes are often backported without changing the version. See the list
Not a Tor relay, not a VPN or privacy relay address, and not on a current public blocklist.
HTTP/1.1 200 OK Server: nginx/1.18.0 Date: Sat, 08 Aug 2026 23:12:01 GMT Content-Type: text/html; charset=UTF-8 Transfer-Encoding: chunked Connection: keep-alive Vary: Accept-Encoding Content-Encoding: gzip 14 � 0
HTTP/1.1 400 Bad Request Server: nginx/1.18.0 Date: Sat, 08 Aug 2026 23:12:01 GMT Content-Type: text/html; charset=UTF-8 Content-Length: 657 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/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 -->
Every port that has answered a connection on this address, and when. A port is listed as open above only when a service was identified on it. Times are UTC.