Autonomous System

AS59125 FAMILY NET JAPAN INCORPORATED

ISPActiveJapanJPNIC

AS59125 (CYBERHOME1) is an ISP network operated by FAMILY NET JAPAN INCORPORATED in Japan, registered with JPNIC. It has 15 IPv4 prefixes with 58,880 addresses and 4 IPv6 prefixes, which makes it the 4,053rd largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses58,880in 15 prefixes
IPv6 prefixes4≈ 4.8 × 10²⁹ addresses
Size rank#4,053of 82,200 active ASNs
Abuser scoreVery Low0.02% of its addresses flagged · method

Details

OrganizationFAMILY NET JAPAN INCORPORATED
AS nameCYBERHOME1
Website—
Country Japan (JP)
Network typeISP
RegistryJPNIC
Abuse contact—
Registered—
Last updated2026-01-29

IPv4 prefixes

15 prefixes · 58,880 addresses
NetworkAddressesFirst – last address
150.91.160.0/198,192150.91.160.0 – 150.91.191.255
160.237.64.0/198,192160.237.64.0 – 160.237.95.255
218.223.160.0/198,192218.223.160.0 – 218.223.191.255
1.21.96.0/204,0961.21.96.0 – 1.21.111.255
1.21.128.0/204,0961.21.128.0 – 1.21.143.255
150.91.160.0/204,096150.91.160.0 – 150.91.175.255
150.91.176.0/204,096150.91.176.0 – 150.91.191.255
160.237.128.0/204,096160.237.128.0 – 160.237.143.255
160.237.144.0/204,096160.237.144.0 – 160.237.159.255
160.237.128.0/212,048160.237.128.0 – 160.237.135.255
160.237.136.0/212,048160.237.136.0 – 160.237.143.255
160.237.144.0/212,048160.237.144.0 – 160.237.151.255
160.237.152.0/212,048160.237.152.0 – 160.237.159.255
103.246.80.0/221,024103.246.80.0 – 103.246.83.255
160.237.94.0/23512160.237.94.0 – 160.237.95.255

IPv6 prefixes

4 prefixes
  • 2401:4d40::/30
  • 2400:a140::/32
  • 2400:a140::/33
  • 2400:a140:8000::/33

Query AS59125 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS59125&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS59125, with or without a key:

curl "https://api.ipapi.is/?q=150.91.160.1"

Other networks of FAMILY NET JAPAN INCORPORATED

AS131925 FAMILY NET JAPAN INCORPORATED21,760 IPv4 addresses

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