165.120.243.255 is an IPv4 address announced by AS2856, with approximate network location Kirkby-in-Furness, United Kingdom. Its reverse DNS name is host165-120-243-255.range165-120.btcentralplus.com. As of October 29, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | BT Public Internet Service |
| ASN | AS2856 |
| Network Name | BTNET1 |
| CIDR Block | 165.120.0.0/16 |
| RIR | ARIN |
| Network registration country | United Kingdom |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | host165-120-243-255.range165-120.btcentralplus.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | host165-120-243-255.range165-120.btcentralplus.com |
DNS Posture
Results describe the queried names. SPF, DMARC and CAA are domain policies, not requirements for every IP.
DNSSEC here describes reverse DNS; inconclusive validation does not mean unsigned.
Not assessed: 0 conclusive IP DNS checks.
| spf | Not checked |
| dmarc | Not checked |
| fcrDns | Not checked |
| dnssec | Not checked |
| caa | Not checked |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown — Insufficient routing data to classify |
No specific classification
🔍 10 signal types · 10 observations collected
This report is generated from 10+ independent intelligence signals including
ownership records, DNS analysis, BGP routing, TLS certificates, port scanning, threat feeds,
behavioral fingerprinting, and more.
Full dossier details are available via our API.
❓ Frequently Asked Questions About 165.120.243.255
Who owns the IP address 165.120.243.255?
165.120.243.255 is registered to BT Public Internet Service. The address falls within the 165.120.0.0/16 network block. Registration is held at ARIN.
Where is 165.120.243.255 located?
Geolocation data places 165.120.243.255 in Kirkby-in-Furness, England, United Kingdom. The local time zone is Europe/London. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 165.120.243.255 malicious or safe?
165.120.243.255 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 165.120.243.255?
The reverse DNS (PTR) record for 165.120.243.255 is host165-120-243-255.range165-120.btcentralplus.com. This hostname is forward-confirmed, meaning it resolves back to the same address.
