As of our latest check on 2026-06-07, 213.136.71.41 (Contabo GmbH, AS51167, Germany) had 2 open ports (80, 443) and 1 known CVE.
Known CVEs on this host
2open ports
2names pointing here
1known CVE
0known exploited
Open ports and CVEs as of our latest check of this host, 2026-06-07.
CVEs by severity: 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
HTTP/1.1 400 Bad Request
Server: nginx/1.26.1
Date: Sun, 07 Jun 2026 22:26:52 GMT
Content-Type: text/html
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/1.26.1</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.
Hostnames pointing to this address
2 names · as answered by each domain's own name servers