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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
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ACTIVE IPV6 PREFIXES
AS2501 U-TOKYO
The University of Tokyo Autonomous System

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BGP Active Prefixes API
  1. Home
  2. Asn Lookup
  3. As2501
  4. Prefixes V6
PrefixRange FromRange To
2404:d540::/482404:d540::2404:d540:0:ffff:ffff:ffff:ffff:ffff
2404:d540:1::/482404:d540:1::2404:d540:1:ffff:ffff:ffff:ffff:ffff
2404:d540:2::/472404:d540:2::2404:d540:3:ffff:ffff:ffff:ffff:ffff
2404:d540:4::/462404:d540:4::2404:d540:7:ffff:ffff:ffff:ffff:ffff
2404:d540:8::/452404:d540:8::2404:d540:f:ffff:ffff:ffff:ffff:ffff
2404:d540:10::/442404:d540:10::2404:d540:1f:ffff:ffff:ffff:ffff:ffff
2404:d540:20::/432404:d540:20::2404:d540:3f:ffff:ffff:ffff:ffff:ffff
2404:d540:40::/422404:d540:40::2404:d540:7f:ffff:ffff:ffff:ffff:ffff
2404:d540:80::/412404:d540:80::2404:d540:ff:ffff:ffff:ffff:ffff:ffff
2404:d540:100::/402404:d540:100::2404:d540:1ff:ffff:ffff:ffff:ffff:ffff
2404:d540:200::/392404:d540:200::2404:d540:3ff:ffff:ffff:ffff:ffff:ffff
2404:d540:400::/382404:d540:400::2404:d540:7ff:ffff:ffff:ffff:ffff:ffff
2404:d540:800::/372404:d540:800::2404:d540:fff:ffff:ffff:ffff:ffff:ffff
2404:d540:1000::/362404:d540:1000::2404:d540:1fff:ffff:ffff:ffff:ffff:ffff
2404:d540:2000::/352404:d540:2000::2404:d540:3fff:ffff:ffff:ffff:ffff:ffff
Showing 1 - 15 of 17 Results
12
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