As of our latest check on 2026-06-08, 217.40.20.233 (British Telecommunications Limited, AS2856, United Kingdom) had 1 open port (80) 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, 2026-06-08.
Not a Tor relay, not a VPN or privacy relay address, and not on a current public blocklist.
Services (1)
80/tcpHTTPfirst 2026-06-08 · last 2026-06-08
Status
401 Unauthorized
Title
401 Unauthorized
Raw response
HTTP/1.0 401 Unauthorized
WWW-Authenticate: Basic realm=NETGEAR DG834Gv5
Content-type: text/html
<html><head><title>401 Unauthorized</title></head><body><h1>401 Unauthorized</h1><p>Access to this resource is denied; your client has not supplied the correct authentication.</p></body></html>
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.