Host

217.13.73.44

Tags: Expired certificate

As of our latest check on 2026-06-08, 217.13.73.44 (Gaertner Datensysteme GmbH & Co. KG, AS24956, Germany) had 2 open ports (80, 443) and no known CVEs.

Known CVEs on this host

2open ports
10names pointing here
0known CVEs
0known exploited

Open ports and CVEs as of our latest check of this host, 2026-06-08.

No known CVEs on this host.

Network
Gaertner Datensysteme GmbH & Co. KG AS24956
Open ports
80, 443 · at our latest check, 2026-06-08
Location
Germany DE
Hostname
w5-44.westermann.de · reverse DNS, checked 2026-10-05
Route
217.13.64.0/20 · announced by Gaertner Datensysteme GmbH & Co. KG AS24956 RPKI valid
Organisation
Gaertner Datensysteme GmbH & Co. KG
Registry network
WESTERMANN-SCHULBUCHVERLAG · 217.13.73.0 - 217.13.73.255 · RIPE
Abuse contact
[email protected] · for WESTERMANN-SCHULBUCHVERLAG
First seen
2026-06-08 06:09 UTC
Last seen alive
2026-06-08 06:10 UTC
Hosted domains
10 names point here

Reputation

Not a Tor relay, not a VPN or privacy relay address, and not on a current public blocklist.

Services (2)

80/tcp HTTP nginx first 2026-06-08 · last 2026-06-08
Status
404 Not Found
Server
nginx
Raw response
HTTP/1.1 404 Not Found
Server: nginx
Date: Mon, 08 Jun 2026 06:09:27 GMT
Content-Type: text/plain;charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
Content-Encoding: gzip

29
�sL)J-.NU��L�(QHJ�N��+�&�
0
443/tcp TLS first 2026-06-08 · last 2026-06-08
TLS
TLSv1.2
Certificate for
blickinsbuch.westermann.de
Issued by
R13
Valid
2026-04-27 → 2026-07-26
Raw response
HTTP/1.1 400 Bad Request
Server: nginx
Date: Mon, 08 Jun 2026 06:09:27 GMT
Content-Type: text/html
Content-Length: 650
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</center>
</body>
</html>
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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

10 names · as answered by each domain's own name servers

die-alphas.comfirst seen 2026-10-12
radiobuenaonda.comfirst seen 2026-10-16
schubi.comfirst seen 2026-10-19
blog.schubi.comfirst seen 2026-10-19
spectra-verlag.comfirst seen 2026-10-20
superinbanking.comfirst seen 2026-10-20
wandkarte.comfirst seen 2026-10-22
westermann-gruppe.comfirst seen 2026-10-22
westermanngruppe.comfirst seen 2026-10-22
superinbanking.deearlier · last seen 2026-10-20