OSN

Host

212.51.27.25

As of our latest check on 2026-06-07, 212.51.27.25 (ADDIX GmbH, AS25415, Germany) had 3 open ports (22, 80, 443) and 33 known CVEs.

Known CVEs on this host

3open ports
0names pointing here
33known CVEs
0known exploited

Open ports and CVEs as of our latest check of this host, 2026-06-07.

CVEs by severity: CRITICAL 1 HIGH 9 MEDIUM 12 LOW 11

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 counted: 1 only affects a particular platform; this host's is not known (openssh 9.7). See them

Network
ADDIX GmbH AS25415
Open ports
22, 80, 443 · at our latest check, 2026-06-07
Location
Germany DE
Route
212.51.0.0/19 · announced by ADDIX GmbH AS25415 RPKI valid
Organisation
ADDIX Internet Services GmbH · Network service provider (transit)
Registry network
ADDIX-INF-0311 · 212.51.27.24 - 212.51.27.27 · RIPE
Abuse contact
[email protected] · for ADDIX-INF-0311
First seen
2026-06-07 07:19 UTC
Last seen alive
2026-06-07 07:20 UTC
Hosted domains
No host name points here

Reputation

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

Services (3)

22/tcp SSH OpenSSH_9.7 33 CVEs first 2026-06-07 · last 2026-06-07
Server
SSH-2.0-OpenSSH_9.7
Host key
ssh-ed25519 bde086c023fdf4ef…
Raw response 
SSH-2.0-OpenSSH_9.7
80/tcp HTTP IServ first 2026-06-07 · last 2026-06-07
Status
301 Moved Permanently
Server
IServ
Raw response 
HTTP/1.1 301 Moved Permanently
Date: Sun, 07 Jun 2026 07:19:48 GMT
Content-Length: 0
Connection: keep-alive
Location: https://212.51.27.25/
Server: IServ
443/tcp HTTP IServ first 2026-06-07 · last 2026-06-07
Status
302 Found
Server
IServ
Raw response 
HTTP/1.1 400 Bad Request
Date: Sun, 07 Jun 2026 07:19:48 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Server: IServ
Strict-Transport-Security: max-age=63072000;

11e7
<!-- nginx error template for IServ

This file is generated automatically by iservchk.
It is not recommended to make any changes to this file.
If really necessary you can save changes permanently using:
  iconf save /var/lib/iserv/server-nginx/error.html

-->

<!doctype html>
<html data-asset-path="https://kleemannschule.org/iserv" ontouchmove>
    
    
    
        
    
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <meta name="color-scheme" content="light dark">
        <meta http-equiv="X-UA-Compatible" content="ie=edge">

        <link rel="apple-touch-icon" sizes="57x57" href="https://kleemannschule.org/iserv/css/static/icons/apple-touch-icon-57x57.3dd45525.png">

Vulnerabilities

Only affects certain platforms (1)

These CVEs only apply when the software runs on a particular platform (for example Windows), and this host's platform is not known. They are not counted.

CVEs by severity: HIGH 1

CVESoftware
CVE-2026-123158 HIGH 8.1 openssh 9.7 · port 22

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.

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