OSN

Host

212.87.143.233

Tags: Expired certificate

As of our latest check on 2026-06-07, 212.87.143.233 (imos Gesellschaft fuer Internet-Marketing und Online-Services mbH, AS20677, 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, 2026-06-07.

No known CVEs on this host.

Network
imos Gesellschaft fuer Internet-Marketing und Online-Services mbH AS20677
Open ports
443 · at our latest check, 2026-06-07
Location
Germany DE
Hostname
r233.schulergroup.com · reverse DNS, checked 2026-10-05
Route
212.87.128.0/19 · announced by imos Gesellschaft fuer Internet-Marketing und Online-Services mbH AS20677 RPKI valid
Organisation
imos Gesellschaft für Internet-Marketing und Online-Services mbH · Access network (cable / DSL / ISP)
Registry network
net-schuler-ext · 212.87.143.224 - 212.87.143.255 · RIPE
Abuse contact
[email protected] · for net-schuler-ext
First seen
2026-06-07 09:11 UTC
Last seen alive
2026-06-07 09:12 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
*.schulergroup.com, schulergroup.com
Issued by
Sectigo Public Server Authentication CA OV R36
Valid
2025-08-10 → 2026-09-10
Raw response 
YU*{6тB�`o�0���}�G,��F��	 T4�G��^�F�w>���\��W�U��y����/
����20�.0����)�.�^�Sq+��JIS0
	*�H��
0`10	UGB10U
Sectigo Limited1705U.Sectigo Public Server Authentication CA OV R360
250810000000Z
260910235959Z0d10	UDE10UBaden-Württemberg10U
Schuler Group GmbH10U*.schulergroup.com0�"0
	*�H��
�0�
���be�`o8��T�)*r^�,��Cv�8V���s��w�_��V��������t"o��x�̩g��ު����b�=5�
i�ehA��Ѳ��3���z����$��7�(�hW70P�zx������iD��c���^
�/$�&��B]�mW��Z��a�G_>Hm�_�{p�Q[B:Qү�<O=-Sr������ �6���5P?_�����L-4����A�h��/<��z<���kE]�B�j5��_���ſ�7���}炕#��ύe���Pw��~��&��B;|I��z]�,�uL���g��`uE��lߴ�J���x7�\�܅�i��|Mų������H<:���!L�...<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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