AS24290

Name: AS24290 — Heart Network Co.,LTD
Creator: ipdex

Heart Network Co.,LTD ISP registered in Japan

1IPv4 prefixes

0IPv6 prefixes

#22,446AS Rank

326/327RIS visibility

#786Rank in Japan

2004-10-19Allocated

Heart Network Co.,LTD (AS24290) — ISP, registered in Japan. announces 1 IPv4 prefixes + 0 IPv6 prefixes. Rank in Japan: #786. Allocated: 2004-10-19.

IPv4 1IPv6 0

Announced prefixes · 1

v4 203.174.88.0/21 unknown

Routing: 1 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	1
2026-06-13	1

Internet Exchanges · 2

BBIX Tokyo Tokyo 10 Gbps
JPNAP Tokyo Tokyo 1 Gbps

AS topology · Customer cone 1

Providers · 1

AS9824 JCOM Co., Ltd.

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