ıpdex
Japan

AS2500

WIDE Project Education registered in Japan

3IPv4 prefixes
1IPv6 prefixes
75%RPKI-valid
#314AS Rank
327/327RIS visibility
#470Rank in Japan
2002-04-05Allocated

WIDE Project (AS2500) — Education, registered in Japan. announces 3 IPv4 prefixes + 1 IPv6 prefixes. Rank in Japan: #470. Allocated: 2002-04-05.

Announced prefixes · 4

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 3 IPv4 · 1 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

0 2 4 2026-06-12 2026-06-13
Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)
Data table
DayAnnounced prefixes
2026-06-124
2026-06-134

Internet Exchanges · 4

AS topology · Customer cone 171

Providers · 2

Peers · 311

Customers · 18

  • AS7660 Asia Pacific Advanced Network - Japan
  • AS141682 APIDT Infrastructure Pty Ltd
  • AS4777 Asia Pacific Network Information Centre
  • AS2515 Japan Network Information Center
  • AS2501 The University of Tokyo
  • AS4690 WIDE Project
Embed this on your site

Free badges and live charts — they update as the index does. No key, link back to ipdex.

Badge AS2500 on ipdex

Markdown

[![AS2500 on ipdex](https://ipdex.io/badge/asn/2500.svg)](https://ipdex.io/asn/AS2500/)

HTML

<a href="https://ipdex.io/asn/AS2500/"><img src="https://ipdex.io/badge/asn/2500.svg" alt="AS2500 on ipdex"></a>

Live chart (iframe)

<iframe src="https://ipdex.io/embed/asn/2500" width="680" height="260" frameborder="0" scrolling="no" title="ipdex chart" style="border:0;max-width:100%"></iframe>

oEmbed-enabled: paste the page URL into platforms that support oEmbed and the chart embeds automatically.