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Japan

AS18125

Tsukuba Business-Academia Cooperation Support Center, Agriculture, Forestry and Fisheries Research Council Secretariat, Ministry of Agriculture, Forestry and Fisheries Education registered in Japan

1IPv4 prefixes
0IPv6 prefixes
100%RPKI-valid
#19,297AS Rank
327/327RIS visibility
#786Rank in Japan
2002-03-21Allocated

Tsukuba Business-Academia Cooperation Support Center, Agriculture, Forestry and Fisheries Research Council Secretariat, Ministry of Agriculture, Forestry and Fisheries (AS18125) — Education, registered in Japan. announces 1 IPv4 prefixes + 0 IPv6 prefixes. Rank in Japan: #786. Allocated: 2002-03-21.

Announced prefixes · 1

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

Routing: 1 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

0 0.5 1 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
2026-06-121
2026-06-131

Internet Exchanges · 2

AS topology · Customer cone 1

Providers · 2

  • AS4713 NTT DOCOMO BUSINESS,Inc.
  • AS2907 Research Organization of Information and Systems, National Institute of Informatics

Peers · 12

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