The IP API The IP API
// ASN

AS59125

CYBERHOME1 FAMILY NET JAPAN INCORPORATED, JP

Detailed information about the Autonomous System. Need another one? Look up a different ASN.

ASN
AS59125
Organization
FAMILY NET JAPAN INCORPORATED
Description
CYBERHOME1 FAMILY NET JAPAN INCORPORATED, JP
Registry (RIR)
JPIRR
Created
2009-04-08
Updated
2026-03-11
IPv4 Prefixes
15
IPv6 Prefixes
4

IPv4 Prefixes

15 total · showing first 10
1.21.128.0/20
1.21.96.0/20
103.246.80.0/22
150.91.160.0/19
150.91.160.0/20
150.91.176.0/20
160.237.128.0/20
160.237.128.0/21
160.237.136.0/21
160.237.144.0/20

IPv6 Prefixes

4 total
2400:a140:8000::/33
2400:a140::/32
2400:a140::/33
2401:4d40::/30

What is AS59125?

AS59125 is an Autonomous System Number (ASN) assigned to FAMILY NET JAPAN INCORPORATED. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.

Looking for more ASN data?

Use our ASN Lookup Tool for real-time WHOIS queries, or explore our API documentation to integrate ASN data into your applications.