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
AS20057 ATT-MOBILITY-LLC-AS20057
AT&T Enterprises, LLC
Page 3

Powered By:
BGP Active Prefixes API
  1. Home
  2. Asn Lookup
  3. As20057
  4. Prefixes
PrefixRange FromRange To
12.72.121.0/2412.72.121.012.72.121.255
12.72.122.0/2412.72.122.012.72.122.255
12.72.123.0/2412.72.123.012.72.123.255
12.72.124.0/2312.72.124.012.72.125.255
12.72.126.0/2412.72.126.012.72.126.255
12.72.127.0/2412.72.127.012.72.127.255
12.72.128.0/2412.72.128.012.72.128.255
12.72.129.0/2412.72.129.012.72.129.255
12.72.130.0/2412.72.130.012.72.130.255
12.72.131.0/2412.72.131.012.72.131.255
12.72.132.0/2412.72.132.012.72.132.255
12.72.133.0/2412.72.133.012.72.133.255
12.72.134.0/2312.72.134.012.72.135.255
12.72.136.0/2112.72.136.012.72.143.255
12.72.144.0/2012.72.144.012.72.159.255
Showing 31 - 45 of 2154 Results
12345 ... 144
  • 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