80.87.183.156 — 1 open port, 4 known CVEs, network O2 Czech Republic, a.s.

Known CVEs on this host

1open port

0names pointing here

4known CVEs

0known exploited

Open ports and CVEs as of our latest check of this host, 2026-05-23.

CVEs by severity: CRITICAL 1 HIGH 3

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

Network: O2 Czech Republic, a.s. AS42908
Open ports: 80 · at our latest check, 2026-05-23
Location: Czechia CZ
Hostname: 80-87-183-156.static.oxid.cz · reverse DNS, checked 2026-10-04
Route: 80.87.176.0/20 · announced by O2 Czech Republic, a.s. AS42908 RPKI valid
Organisation: Nordic Telecom sro
Registry network: CZ-NORDICTELECOMREGIONAL-20050520 · 80.87.176.0 - 80.87.183.255 · RIPE
Abuse contact: [email protected] · for CZ-NORDICTELECOMREGIONAL-20050520
First seen: 2026-05-23 14:00 UTC
Last seen alive: 2026-05-23 14:01 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 (1)

80/tcp HTTP thttpd/2.25b 29dec2003 4 CVEs first 2026-05-23 · last 2026-05-23

Status: 401 Unauthorized
Title: Error 401
Server: thttpd/2.25b 29dec2003

Raw response

HTTP/1.1 401 Unauthorized
Server: thttpd/2.25b 29dec2003
Content-Type: text/html; charset=utf-8
Date: Sat, 23 May 2026 14:01:59 GMT
Last-Modified: Sat, 23 May 2026 14:01:59 GMT
Accept-Ranges: bytes
Connection: close
Cache-Control: no-cache,no-store
WWW-Authenticate: Basic realm="user (.)"

<html> <head> <title>Error 401</title> <meta http-equiv="content-type" content="text/html;charset=utf-8"> <script type="text/javascript" src="/scripts/setup.js"></script> <script type="text/javascript">
    gDojoSetup();
</script> </head> <body> <script type="text/javascript" src="/scripts/dojo/dojo/dojo.js"></script> <script type="text/javascript" src="/errors/error.js"></script> <div id="errorText"></div> </body> </html>

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.

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