Host

212.33.67.87

Tags: Self-signed certificate

As of our latest check on 2026-06-07, 212.33.67.87 (Politechnika Bialostocka, AS8865, Poland) 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
Politechnika Bialostocka AS8865
Open ports
443 · at our latest check, 2026-06-07
Location
Poland PL
Route
212.33.64.0/19 · announced by Politechnika Bialostocka AS8865 RPKI valid
Organisation
Politechnika Bialostocka · Educational/Research
Registry network
BIAMAN_SAD_APEL · 212.33.67.80 - 212.33.67.95 · Politechnika Bialostocka · RIPE
Abuse contact
[email protected] · for BIAMAN_SAD_APEL
First seen
2026-06-07 08:00 UTC
Last seen alive
2026-06-07 08:01 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
212.33.67.87
Issued by
212.33.67.87
Valid
2025-08-04 → 2032-01-25
Note
self-signed certificate
Raw response
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0�0�����Y0
	*�H��
010U212.33.67.870
250804053230Z
320125053230Z010U212.33.67.870�"0
	*�H��
�0�
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j�W��~�hy|x[����%f�ؘv�{DGk���q%�;�)��0Jع΃�'��D%�5%����ݝ�T���X��.��P4�J��ǘ�l~�^/eyN�K�S0Q0U0�0U04+(0&0$+0�http://10.4.0.25/CA/ocsp0
	*�H��
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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.