Host

212.67.57.28

Tags: Self-signed certificate

As of our latest check on 2026-06-07, 212.67.57.28 (Com4 AS, AS57660, Norway) had 6 open ports (53, 123, 161, 443, 4000, 12000) and no known CVEs.

Known CVEs on this host

6open ports
0names pointing here
0known CVEs
0known exploited

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

No known CVEs on this host.

Network
Com4 AS AS57660
Open ports
53, 123, 161, 443, 4000, 12000 · at our latest check, 2026-06-07
Location
Norway NO
Hostname
pub-pool57-28.com4.no · reverse DNS, checked 2026-10-05
Route
212.67.48.0/20 · announced by Com4 AS AS57660 no RPKI authorisation
Organisation
Com4 · Network service provider (transit)
Registry network
NO-COM4-WBS2 · 212.67.56.0 - 212.67.63.255 · Com4 AS · RIPE
Abuse contact
[email protected] · for NO-COM4-WBS2
Hostnames
pub-pool57-28.com4.no
First seen
2026-06-07 09:33 UTC
Last seen alive
2026-06-07 09:34 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)

443/tcp TLS first 2026-06-07 · last 2026-06-07
TLS
TLSv1.2
Certificate for
www.carlogavazzi.com
Issued by
UWP3
Valid
2020-03-06 → 2040-04-14
Note
self-signed certificate
Raw response
HTTP/1.1 400 Bad Request
Date: Sun, 07 Jun 2026 09:33:39 GMT
Server: Apache
X-Frame-Options: SAMEORIGIN
Strict-Transport-Security: max-age=63072000;includeSubDomains
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.