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
AS4538 ERX-CERNET-BKB
China Education and Research Network Center Tsin..
Page 123

Powered By:
BGP Active Prefixes API
  1. Home
  2. Asn Lookup
  3. As4538
  4. Prefixes
PrefixRange FromRange To
121.195.16.0/20121.195.16.0121.195.31.255
121.195.32.0/19121.195.32.0121.195.63.255
121.195.64.0/19121.195.64.0121.195.95.255
121.195.96.0/20121.195.96.0121.195.111.255
121.195.112.0/23121.195.112.0121.195.113.255
121.195.114.0/24121.195.114.0121.195.114.255
121.195.115.0/24121.195.115.0121.195.115.255
121.195.116.0/22121.195.116.0121.195.119.255
121.195.120.0/21121.195.120.0121.195.127.255
121.195.128.0/19121.195.128.0121.195.159.255
121.195.160.0/20121.195.160.0121.195.175.255
121.195.176.0/22121.195.176.0121.195.179.255
121.195.180.0/22121.195.180.0121.195.183.255
121.195.184.0/23121.195.184.0121.195.185.255
121.195.186.0/24121.195.186.0121.195.186.255
Showing 1831 - 1845 of 7899 Results
1 ... 122123124 ... 527
  • 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