OSN

Host

212.87.249.76

Tags: Self-signed certificate Expired certificate

As of our latest check on 2026-06-07, 212.87.249.76 (My Net Michal Bronczkowski, AS209860, 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
My Net Michal Bronczkowski AS209860
Open ports
443 · at our latest check, 2026-06-07
Location
Poland PL
Hostname
249.76.my.net.pl · reverse DNS, checked 2026-10-05
Route
212.87.248.0/23 · announced by My Net Michal Bronczkowski AS209860 RPKI valid
Organisation
My Net Michal Bronczkowski
Registry network
PL-MyNET-MB-CZEST-2 · 212.87.248.0 - 212.87.249.255 · RIPE
Abuse contact
[email protected] · for PL-MyNET-MB-CZEST-2
First seen
2026-06-07 09:15 UTC
Last seen alive
2026-06-07 09:16 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
UBNT-44:D9:E7:78:EB:03
Issued by
UBNT-44:D9:E7:78:EB:03
Valid
2018-05-23 → 2023-05-23
Note
self-signed certificate
Raw response 
QM�����NW��B��%���p�;�c�Ϩ�l� ؉�l����V�����v��l���a����%�5�����0��0����	Kq0
	*�H��
0��10	UUS10	UCA10USan Jose10U
Ubiquiti Networks Inc.10UTechnical Support10UUBNT-44:D9:E7:78:EB:0310	*�H��
	[email protected]
180523145400Z
230523145400Z0��10	UUS10	UCA10USan Jose10U
Ubiquiti Networks Inc.10UTechnical Support10UUBNT-44:D9:E7:78:EB:0310	*�H��
	[email protected]�"0
	*�H��
�0�
��Ţ�V�Ϟ'g�ڐ��C_�^��qwM���:�	kװ�R79Q5��*
���A�������?[�Ȑbe��>���i�5�p9�+���xn-	P��/�:�1��۹��V>��T�]�d/YбW�����m����j��G�8����ֽ����:4�'��7�:�UH��_�?��o6s2h&<�-�TB]r�ӫ�?S7���|$N�4(2{pM��ɶ?���P��8�A��s���
���~�)���G�%M�"0
	*�H��
����>pE�͖���T��f����...<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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