217.28.192.48 — 2 open ports, 0 known CVEs, network Tripnet AB

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.

No known CVEs on this host.

Network: Tripnet AB AS34385
Open ports: 80, 443 · at our latest check, 2026-06-08
Location: Sweden SE
Route: 217.28.192.0/20 · announced by Tripnet AB AS34385 RPKI valid
Organisation: Tripnet AB
Registry network: SE-CASTELLUM2 · 217.28.192.48 - 217.28.192.63 · RIPE
Abuse contact: [email protected] · for SE-CASTELLUM2
First seen: 2026-06-08 05:36 UTC
Last seen alive: 2026-06-08 05:37 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 2026-06-08 · last 2026-06-08

TLS: TLSv1.2
Certificate for: *.castellum.biz, 192.168.32.4, 192.168.32.68, 192.168.32.71
Issued by: GBG1NAM1_tree
Valid: 2021-01-28 → 2029-04-28

Raw response

HTTP/1.1 400 Bad Request
Date: Mon, 08 Jun 2026 05:36:47 GMT
Server: Apache
Strict-Transport-Security: max-age=31536000;includeSubDomains
Content-Length: 483
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>
<p>Additionally, a 400 Bad Request
error was encountered while trying to use an ErrorDocument to handle the request.</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.

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