AS24287

Name: AS24287 — National Institute of Informatics
Creator: ipdex

National Institute of Informatics Unknown registered in Japan

1IPv4 prefixes

1IPv6 prefixes

50%RPKI-valid

#5,054AS Rank

327/327RIS visibility

#651Rank in Japan

2004-10-19Allocated

National Institute of Informatics (AS24287) — Unknown, registered in Japan. announces 1 IPv4 prefixes + 1 IPv6 prefixes. Rank in Japan: #651. Allocated: 2004-10-19.

IPv4 1IPv6 1

Announced prefixes · 2

v4 192.50.12.0/24 valid
v6 2001:df0:46::/48 unknown

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

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

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	2
2026-06-13	2

AS topology · Customer cone 4

Providers · 3

AS7660 Asia Pacific Advanced Network - Japan
AS2907 Research Organization of Information and Systems, National Institute of Informatics
AS24490 Trans-Eurasia Information Network (TEIN2) - SG

Customers · 1

AS24489 Trans-Eurasia Information Network (TEIN2) - North

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