Host

104.255.173.73

Tags: Remote access Self-signed certificate

As of our latest check on 2026-08-27, 104.255.173.73 (Tier.Net Technologies LLC, AS397423, United States) had 1 open port (3389) 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, 2026-08-27.

No known CVEs on this host.

Network: Tier.Net Technologies LLC AS397423
Open ports: 3389 · at our latest check, 2026-08-27
Location: United States US
Hostname: mailgw1.grupozeta.com · reverse DNS, checked 2026-10-04
Route: 104.255.173.0/24 · announced by Tier.Net Technologies LLC AS397423 RPKI valid
Organisation: Tier.Net Technologies LLC · Content / hosting
Registry network: TN-CDC-BLK3 · 104.255.173.0 - 104.255.173.255 · Tier.Net Technologies LLC · ARIN
Abuse contact: [email protected] · for TN-CDC-BLK3
First seen: 2026-08-27 23:51 UTC
Last seen alive: 2026-08-27 23:54 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)

3389/tcp TLS first 2026-08-27 · last 2026-08-27

TLS: TLSv1.2
Certificate for: WIN-2A1FVKF1MEB
Issued by: WIN-2A1FVKF1MEB
Valid: 2026-06-10 → 2026-12-10
Note: self-signed certificate

Raw response

EMj�́�V�땐�[,j4�P��W�@��s�͇' ��㔠�c>��i���5^�������X}�5����0��0�ʠiM����Lh7����0
	*�H��
010UWIN-2A1FVKF1MEB0
260610160047Z
261210160047Z010UWIN-2A1FVKF1MEB0�"0
	*�H��
�0�
��h^�|��p��y�BI�ә*ZX�Њ2y2c�]֨*����f�G�o�|��A�������n�v�N��(�[��F�T�����W*��(���c�mXBdJ���jx�y���W=k�Z\k��@
�i�v�$'ñU���R�T������'㦳^J�%�k��
���V��/{K�sʲ�����-;���m M��{TVxV�c�Q������51���w��잍�@�������{hdT�4J����T��Y���h���y(U�$0"0U%0
+0U00
	*�H��
�8��x�S4�N�H�����U�sR��/��HLY8�PúF�@�ͭmgv>��;����2@����1?P�<g����0��F?UV���X��M�
�o��D1�9ֆ�FR��kd8���iѠ���!�0�)�*�U�...<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.

Report an issue with this page