OSN

Host

212.51.227.55

Tags: Expired certificate

As of our latest check on 2026-06-07, 212.51.227.55 (Vorarlberger Informatik- und Telekommunikationsdienstleistungsgesellschaft mbH, AS12762, Austria) 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, 2026-06-07.

No known CVEs on this host.

Network
Vorarlberger Informatik- und Telekommunikationsdienstleistungsgesellschaft mbH AS12762
Open ports
443 · at our latest check, 2026-06-07
Location
Austria AT
Hostname
cnvbredzwaf4v55.cnv.at · reverse DNS, checked 2026-10-05
Route
212.51.224.0/19 · announced by Vorarlberger Informatik- und Telekommunikationsdienstleistungsgesellschaft mbH AS12762 RPKI valid
Organisation
Vorarlberger Informatik- und Telekommunikationsdienstleistungsgesellschaft mbH · Network service provider (transit)
Registry network
CNV-DMZ3 · 212.51.227.0 - 212.51.227.255 · RIPE
Abuse contact
[email protected] · for CNV-DMZ3
First seen
2026-06-07 07:21 UTC
Last seen alive
2026-06-07 07:22 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
*.vorarlberg.at, *.vorarlberg.eu, *.vorarlberg.gv.at, vorarlberg.at, vorarlberg.eu, vorarlberg.gv.at
Issued by
YR2
Valid
2026-05-30 → 2026-08-28
Raw response 
WS՘f�q�R7	mc�3��&��!�XK7DOWNGRD f��F�<j��|s��ds�:P�=X珌O���i���/�952S0�O0�7�JZ��z�1�bN�/��EUW0
	*�H��
0310	UUS10U

Let's Encrypt10
UYR20
260530071743Z
260828071742Z010U*.vorarlberg.at0�"0
	*�H��
�0�
��1h���f����^�x��ԗ���S$���V�װ��HwC����?a�Fч�������>^1"Ó�ЈV�J�C�REnjJ�(���8��s	^�cy}e�?�����eV5��c/��B
E"EC�Gx��.3e�4�:�]b��=(��	̨c�i}YY�J�r��6�n�Z��lT3�d�Ȭ�DK�&���`!u��p��JbL���{�8��y��,8v�P˽�HX�ML|O��m�
U܂�s�pP��H�����n�7T$:MW���O�W��x��USЯ���!�f&�J�?B�H鸀���[n�0���\�Rbs���m�Yc�}�;�T��&#�.��7�!��Ã�N�"���_l�kMWv }����>�.��r���sÅ��䐵,�$�4[�n�ȸ<~� `7,>��-W��H�2g�{��...<truncated>

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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