As of our latest check on 2026-06-08, 217.16.9.84 (Hosteur SAS, AS204818, France) had 2 open ports (80, 443) and 11 known CVEs, 1 known to be exploited.
Known CVEs on this host
2open ports
0names pointing here
11known CVEs
1known exploited
Open ports and CVEs as of our latest check of this host, 2026-06-08.
CVEs by severity: HIGH 7MEDIUM 4
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
HTTP/1.1 400 Bad Request
Server: nginx
Date: Mon, 08 Jun 2026 06:18:57 GMT
Content-Type: text/html
Content-Length: 666
Connection: close
Strict-Transport-Security: max-age=31536000
<html>
<head><title>400 The plain HTTP request was sent to HTTPS port</title></head>
<body bgcolor="white">
<center><h1>400 Bad Request</h1></center>
<center>The plain HTTP request was sent to HTTPS port</center>
<hr><center>nginx</center>
</body>
</html>
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Vulnerabilities
Port history
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.