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CIDR
/25 · 128 IPs
ASN
British Telecommunications Limited
Reverse DNS
host81-158-117-79.range81-158.btcentralplus.com
Last scanned 11 hr ago
Blocklisted
Checking…
Scanning blocklists

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

86/100
Trusted
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
host81-158-117-79.range81-158.btcentralplus.com
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
21600 s
Reverse DNS last checked
2026-07-23 00:22 UTC
Forward DNS last checked
2026-07-23 00:22 UTC

Forward DNS records for host81-158-117-79.range81-158.btcentralplus.com

TypeValuePriorityTTL
A 81.158.117.79 172800s
every IP & sub-domain we've seen under this domain

Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.

Network Allocation for 81.158.117.79

CIDR range
81.158.117.0/25
IP range (int)
1,369,339,136 — 1,369,339,263
Prefix length
/25
Organization
British Telecommunications PLC
ASN
AS2856
ASN name
British Telecommunications Limited
Location
Saint Bees, England, United Kingdom
Coordinates
54.491000, -3.595800
Accuracy radius
5 km
Postal code
CA27
Regional Internet Registry
RIPE
Allocated
2002-07-25
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-07-21 04:07:02

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
4,771
Last seen
2026-07-23 11:31:08

Frequently Asked Questions

Who owns 81.158.117.79?

81.158.117.79 is allocated to British Telecommunications PLC (AS2856), registered in Saint Bees, United Kingdom.

Where is 81.158.117.79 located?

The geolocation for 81.158.117.79 maps to Saint Bees, United Kingdom based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 81.158.117.79 on?

81.158.117.79 belongs to the 81.158.117.0/25 network block announced by AS2856. This range contains 128 addresses.

Does 81.158.117.79 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-07-23 12:16:47 UTC
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