Host

217.37.34.217

Tags: Self-signed certificate Expired certificate

As of our latest check on 2026-06-08, 217.37.34.217 (British Telecommunications Limited, AS2856, United Kingdom) had 2 open ports (80, 443) and no known CVEs.

Known CVEs on this host

2open ports
0names pointing here
0known CVEs
0known exploited

Open ports and CVEs as of our latest check of this host, 2026-06-08.

No known CVEs on this host.

Network
British Telecommunications Limited AS2856
Open ports
80, 443 · at our latest check, 2026-06-08
Location
United Kingdom GB
Hostname
host217-37-34-217.in-addr.btopenworld.com · reverse DNS, checked 2026-10-05
Route
217.32.0.0/12 · announced by British Telecommunications Limited AS2856 RPKI valid
Organisation
BTnet (BT's UK IP Network - AS2856) · Network service provider (transit)
Registry network
BTADSL-0000000000056301 · 217.37.34.216 - 217.37.34.223 · RIPE
Abuse contact
[email protected] · for BTADSL-0000000000056301
First seen
2026-06-08 07:11 UTC
Last seen alive
2026-06-08 07:11 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 (2)

80/tcp HTTP first 2026-06-08 · last 2026-06-08
Status
302 Found
Raw response
HTTP/1.1 302 Found
Location: http://217.37.34.217/ord
Content-Length: 0
443/tcp TLS first 2026-06-08 · last 2026-06-08
TLS
TLSv1.2
Certificate for
Niagara4
Issued by
Niagara4
Valid
2021-01-11 → 2022-01-11
Note
self-signed certificate
Raw response
73U�
W���lby�p�4r
�	DOWNGRD�/�����0��0�o�u�/5"H��|0
	*�H��
0210UNiagara410U
Tridium10	UUS0
210111163045Z
220111163045Z0210UNiagara410U
Tridium10	UUS0�"0
	*�H��
�0�
��3;�Tu$�Gl���az�w*K��:v�c-��|�>�v�����۴Fa�������9�x��(7dt6z>|V�
��R!�<��t�p�4&���.�@&_�2�z��{�.H���l
!�Y �I]*r���Y�|Գ�~�� �Y�7���U�p�!�G�*�+���]|������Y�r��)�5����|�����[#NwOܕ�3�0Y���Cr��(~�lC�J���^EDK�����#Ճr�0��捘އ���0��0U,y_�zc��5d�/ĥ�'�0U%0++0U��0U0
�Niagara404U-0+�)+�#Qnx-TITAN-967C-351A-5C56-DE700
	*�H��
��1͞-�H]`(��-n��`L$�[��� bO������4<Kڶ��k������<+n��GL+Ź)t�Ǫ�M�є��Ӗ*nW��(��K���&L�q��56{t��H">�"	(L+kk������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.