AS17944

Name: AS17944 — Japan Weather Association
Creator: ipdex

Japan Weather Association Unknown registered in Japan

5IPv4 prefixes

1IPv6 prefixes

#19,216AS Rank

327/327RIS visibility

#363Rank in Japan

2001-09-21Allocated

Japan Weather Association (AS17944) — Unknown, registered in Japan. announces 5 IPv4 prefixes + 1 IPv6 prefixes. Rank in Japan: #363. Allocated: 2001-09-21.

IPv4 5IPv6 1

Announced prefixes · 6

v4 133.105.0.0/16 unknown
v4 133.105.0.0/17 unknown
v4 133.105.128.0/17 unknown
v4 133.105.160.0/23 unknown
v4 192.51.39.0/24 unknown
v6 2001:df0:2ca::/48 unknown

Routing: 5 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	6
2026-06-13	6

AS topology · Customer cone 1

Providers · 4

AS2914 NTT America, Inc.
AS2497 Internet Initiative Japan Inc.
AS2519 ARTERIA Networks Corporation
AS2907 Research Organization of Information and Systems, National Institute of Informatics

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