As of our latest check on 2026-06-08, 217.13.71.139 (Gaertner Datensysteme GmbH & Co. KG, AS24956, Germany) had 2 open ports (22, 443) and no known CVEs.
Known CVEs on this host
2open ports
0names pointing here
0known CVEs
0known exploited
Open ports and CVEs as of our latest check of this host, 2026-06-08.
Not a Tor relay, not a VPN or privacy relay address, and not on a current public blocklist.
Services (2)
22/tcpSSHCerberusFTPServer_2025first 2026-06-08 · last 2026-06-08
Server
SSH-2.0-CerberusFTPServer_2025
Host key
ssh-rsa c95dfe1c46f4481a…
Raw response
SSH-2.0-CerberusFTPServer_2025
443/tcpTLSfirst 2026-06-08 · last 2026-06-08
TLS
TLSv1.2
Certificate for
*.mdm.de, mdm.de
Issued by
Sectigo RSA Domain Validation Secure Server CA
Valid
2025-11-21 → 2026-12-18
Raw response
HTTP/1.1 400 Bad Request
Date: Mon, 08 Jun 2026 04:56:36 GMT
Server: Apache
Content-Length: 362
Connection: close
Content-Type: text/html; charset=iso-8859-1
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>400 Bad Request</title>
</head><body>
<h1>Bad Request</h1>
<p>Your browser sent a request that this server could not understand.<br />
Reason: You're speaking plain HTTP to an SSL-enabled server port.<br />
Instead use the HTTPS scheme to access this URL, please.<br />
</p>
</body></html>
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.