AS4723

Name: AS4723 — Dolphin
Creator: ipdex

Dolphin Unknown registered in Japan

5IPv4 prefixes

0IPv6 prefixes

#13,923AS Rank

326/327RIS visibility

#414Rank in Japan

1995-08-30Allocated

Dolphin (AS4723) — Unknown, registered in Japan. announces 5 IPv4 prefixes + 0 IPv6 prefixes. Rank in Japan: #414. Allocated: 1995-08-30.

IPv4 5IPv6 0

Announced prefixes · 5

v4 175.100.208.0/23 unknown
v4 175.100.210.0/23 unknown
v4 210.135.64.0/19 unknown
v4 210.173.224.0/19 unknown
v4 61.122.64.0/19 unknown

Routing: 5 IPv4 · 0 IPv6 announced · RIS visibility 326/327 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	5
2026-06-13	5

AS topology · Customer cone 1

Providers · 2

AS2497 Internet Initiative Japan Inc.
AS4713 NTT DOCOMO BUSINESS,Inc.

Peers · 3

AS2516 KDDI CORPORATION
AS2500 WIDE Project
AS7500 WIDE Project

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