AS59125
FAMILY NET JAPAN INCORPORATED
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Present at 7 internet exchanges: BBIX Tokyo, JPNAP Tokyo: Peering, JPIX TOKYO, BBIX Singapore, BBIX Hong Kong, BBIX US-West, BBIX Amsterdam
AS59125 — global IP footprint
Cities where AS59125 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 150.91.160.0/19 | 8.2K |
99.4%
|
FAMILY NET JAPAN INCORPORATED | JP | Tokyo | Tokyo |
| 160.237.64.0/19 | 8.2K |
95.3%
|
FAMILY NET JAPAN INCORPORATED | JP | Tokyo | Tokyo |
| 160.237.128.0/19 | 8.2K |
98.6%
|
FAMILY NET JAPAN INCORPORATED | JP | Tokyo | Tokyo |
| 218.223.160.0/19 | 8.2K |
98.3%
|
FAMILY NET JAPAN INCORPORATED | JP | — | — |
| 1.21.96.0/20 | 4.1K |
92.4%
|
FAMILY NET JAPAN INCORPORATED | JP | Tokyo | Tokyo |
| 1.21.128.0/20 | 4.1K |
91.5%
|
FAMILY NET JAPAN INCORPORATED | JP | — | — |
| 202.247.160.0/21 | 2.0K |
96.9%
|
FAMILY NET JAPAN INCORPORATED | JP | Tochigi | Oyama |
| 103.246.80.0/22 | 1.0K |
91.5%
|
FAMILY NET JAPAN INCORPORATED | JP | Tokyo | Tokyo |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS59125 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 1.21.128.0/20 | 71,428 | 2026-09-10 20:51:08 |
| 1.21.96.0/20 | 71,238 | 2026-09-10 20:51:08 |
| 160.237.144.0/21 | 17,982 | 2026-09-10 19:46:47 |
| 150.91.176.0/20 | 17,172 | 2026-09-10 19:21:29 |
| 150.91.160.0/20 | 14,503 | 2026-09-10 15:52:02 |
| 160.237.136.0/21 | 14,487 | 2026-09-10 15:51:59 |
| 160.237.128.0/21 | 13,981 | 2026-09-10 15:52:09 |
| 160.237.152.0/21 | 13,975 | 2026-09-10 19:40:54 |
| 150.91.160.0/19 | 8,130 | 2026-09-10 20:21:13 |
| 160.237.128.0/20 | 8,096 | 2026-09-10 20:21:13 |
| 160.237.64.0/19 | 8,092 | 2026-09-10 20:21:13 |
| 103.246.80.0/22 | 8,084 | 2026-09-10 20:21:13 |
| 218.223.160.0/19 | 8,076 | 2026-09-10 20:21:13 |
| 160.237.144.0/20 | 8,063 | 2026-09-10 20:21:13 |
| 160.237.94.0/23 | 8,035 | 2026-09-10 20:21:13 |
Frequently Asked Questions
What is AS59125?
AS59125 is an Autonomous System Number assigned to FAMILY NET JAPAN INCORPORATED. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS59125 announce?
AS59125 announces 44.0K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in Japan.
Who operates AS59125?
AS59125 is operated by FAMILY NET JAPAN INCORPORATED. The organization is based in Japan. You can view all IP ranges and related ASNs on the organization page.
What country is AS59125 registered in?
AS59125 is registered in Japan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
