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Live BGP data — updated hourly

Japan

Country code JP  ·  634 Autonomous Systems registered  · Demo data

Total ASNs

634

Registered in JP

IPs Announced

1.8B

Active IPv4 addresses

ISP Networks

214

Internet service providers

Hosting / Cloud

98

Datacentre & cloud ASNs

Showing ASNs

Page 1

Rank ASN Organization Country Type IP Ranges BGP Routes

Query Japan ASNs via API

Access the full Japan ASN dataset programmatically. Filter by type, get prefix lists, peer data, and organisation details in one API call.

GET https://hostinfo.com/api/v1/asns?country=JP&type=isp