AS9601
Niigata Communication Service
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 1 internet exchange: JPIX TOKYO
AS9601 — global IP footprint
Cities where AS9601 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 |
|---|---|---|---|---|---|---|
| 114.134.32.0/19 | 8.2K |
97.0%
|
Niigata Communication Service | JP | Niigata | Tsubame |
| 211.12.192.0/19 | 8.2K |
89.1%
|
Niigata Communication Service | JP | Niigata | Sado |
| 210.229.48.0/20 | 4.1K |
90.3%
|
Niigata Communication Service | JP | — | — |
| 219.101.64.0/20 | 4.1K |
94.0%
|
Niigata Communication Service | JP | Niigata | Uonuma |
| 58.84.240.0/21 | 2.0K |
72.2%
|
Niigata Communication Service | JP | Niigata | Tsubame |
| 58.84.250.0/23 | 512 |
96.7%
|
Niigata Communication Service | JP | — | — |
| 58.84.252.0/23 | 512 |
0.0%
|
Niigata Communication Service | JP | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS9601 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 |
|---|---|---|
| 58.84.252.0/23 | 10,389 | 2026-07-24 05:38:22 |
| 219.101.64.0/20 | 8,147 | 2026-07-24 04:19:09 |
| 211.12.192.0/19 | 8,110 | 2026-07-24 04:19:09 |
| 210.229.48.0/20 | 7,809 | 2026-07-24 04:19:09 |
| 114.134.32.0/19 | 7,696 | 2026-07-24 03:55:56 |
| 58.84.240.0/21 | 7,342 | 2026-07-24 04:19:09 |
| 58.84.250.0/23 | 6,979 | 2026-07-24 04:19:09 |
Frequently Asked Questions
What is AS9601?
AS9601 is an Autonomous System Number assigned to Niigata Communication Service. 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 AS9601 announce?
AS9601 announces 27.6K IPv4 addresses distributed across 7 routed CIDR prefixes. The network is registered in Japan.
Who operates AS9601?
AS9601 is operated by Niigata Communication Service. The organization is based in Japan. You can view all IP ranges and related ASNs on the organization page.
What country is AS9601 registered in?
AS9601 is registered in Japan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
