Host

217.91.18.112

As of our latest check on 2026-06-08, 217.91.18.112 (Deutsche Telekom AG, AS3320, Germany) had 1 open port (443) and no known CVEs.

Known CVEs on this host

1open port

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: Deutsche Telekom AG AS3320
Open ports: 443 · at our latest check, 2026-06-08
Location: Hannover, DE-NI · Germany DE
Hostname: mail.hsr-speckhahn.de · reverse DNS, checked 2026-10-05
Route: 217.80.0.0/12 · announced by Deutsche Telekom AG AS3320 RPKI valid
Organisation: Deutsche Telekom AG · Network service provider (transit)
Registry network: DTAG-STATIC01 · 217.91.0.0 - 217.91.127.255 · RIPE
Abuse contact: [email protected] · for DTAG-STATIC01
First seen: 2026-06-08 08:27 UTC
Last seen alive: 2026-06-08 08:28 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: EX01, EX01.HSR-SPECKHAHN.local
Issued by: EX01
Valid: 2025-06-04 → 2030-06-04
Note: self-signed certificate

Raw response

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	*�H��
01
0UEX010
250604150437Z
300604150437Z01
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:�B��:�����	q]Dw�oB6�e�9m�9Y��A;�!�:�5F#fW%|_�����g��w/���3F���@�3K}�ր��u�;n���`�q�g����L���C;w�C����D4f�4�,ʸzs�oRr�ǻ	iSgu:�0����_!����w\T~$w��O7�H�8ry����!���Q��]�e.olS�`0^0U��0)U"0 �EX01�EX01.HSR-SPECKHAHN.local0U%0
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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.

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