BigDataCloud
API Packages
  • IP Geolocation
  • Reverse Geocoding
  • Phone & Email Verification
  • Network Engineering
  • Free API
Tools
  • What is my IP?
  • IP Lookup
  • ASN Lookup
  • Network Lookup
Insights
  • Daily IP Geolocation Accuracy Report
  • ASN Rank by IPv4 space
  • Tor Exit Nodes
  • Bogon Routes
  • IPv4 Address Space Report
  • IPv6 Address Space Report
Resources
  • Getting Started
  • Support Articles
  • Blog
BigDataCloud LogoBigDataCloud Logo
API Packages
  • IP Geolocation
  • Reverse Geocoding
  • Phone & Email Verification
  • Network Engineering
  • Free API
Tools
  • What is my IP?
  • IP Lookup
  • ASN Lookup
  • Network Lookup
Insights
  • Daily IP Geolocation Accuracy Report
  • ASN Rank by IPv4 space
  • Tor Exit Nodes
  • Bogon Routes
  • IPv4 Address Space Report
  • IPv6 Address Space Report
Resources
  • Getting Started
  • Support Articles
  • Blog
Sign In

ACTIVE IPV4 PREFIXES
AS2856 BT-UK-AS
British Telecommunications PLC
Page 2

Powered By:
BGP Active Prefixes API
  1. Home
  2. Asn Lookup
  3. As2856
  4. Prefixes
PrefixRange FromRange To
31.99.192.0/1831.99.192.031.99.255.255
31.100.0.0/1431.100.0.031.103.255.255
31.104.0.0/1631.104.0.031.104.255.255
31.106.0.0/1531.106.0.031.107.255.255
31.112.0.0/1431.112.0.031.115.255.255
31.116.0.0/1631.116.0.031.116.255.255
31.117.0.0/1631.117.0.031.117.255.255
31.118.0.0/1631.118.0.031.118.255.255
31.119.0.0/1631.119.0.031.119.255.255
31.120.0.0/1631.120.0.031.120.255.255
31.121.0.0/1631.121.0.031.121.255.255
31.122.0.0/1531.122.0.031.123.255.255
31.124.0.0/1631.124.0.031.124.255.255
31.126.0.0/1531.126.0.031.127.255.255
31.130.240.0/2331.130.240.031.130.241.255
Showing 16 - 30 of 482 Results
12345 ... 33
  • Packages
  • IP Geolocation
  • Reverse Geocoding
  • Phone & Email Verification
  • Network Engineering
  • Free API
  • Tools
  • What is my IP?
  • Update My Location
  • IP Lookup
  • ASN Lookup
  • Network Lookup
  • Insights
  • Daily IP Geolocation Accuracy Report
  • ASN Rank by IPv4 space
  • Tor Exit Nodes
  • Bogon Routes
  • IPv4 Address Space Report
  • IPv6 Address Space Report
  • Developers
  • Getting started
  • Support Articles
  • Blog
  • Company
  • About Us
  • Contact Us
  • Privacy Policy
  • Terms and Conditions
  • Free Mobile App IP Tools for Network Insights
  • Download BigDataCloud iOS App
  • Download BigDataCloud Android App
Copyright © 2025 — BigDataCloud Pty Ltd