AS2522
Japan Network Information Center
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
- Enterprise allocation +4
- Trust score 69 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
About Japan Network Information Center
The Japan Network Information Center (JPNIC) is the National Internet Registry in Japan that manages several aspects of Internet operations, including the allocation of IP addresses and AS numbers. It was established in the same year as APNIC, 1993.
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS2522 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 |
|---|---|---|
| 203.178.8.0/24 | 4,240 | 2026-07-24 16:00:45 |
| 133.112.0.0/16 | 4,180 | 2026-07-24 16:00:45 |
| 61.122.16.0/22 | 4,178 | 2026-07-24 16:00:45 |
| 150.41.0.0/16 | 4,175 | 2026-07-24 16:00:45 |
| 103.210.108.0/22 | 4,168 | 2026-07-24 16:00:45 |
| 158.200.0.0/16 | 4,155 | 2026-07-24 16:00:45 |
| 210.134.208.0/20 | 4,142 | 2026-07-24 16:00:45 |
| 219.101.112.0/20 | 4,129 | 2026-07-24 16:00:45 |
| 192.50.235.0/24 | 4,127 | 2026-07-24 16:00:45 |
| 192.47.97.0/24 | 4,127 | 2026-07-24 16:00:45 |
| 203.179.64.0/20 | 4,125 | 2026-07-24 16:00:45 |
| 220.213.240.0/20 | 4,119 | 2026-07-24 16:00:45 |
| 211.1.0.0/19 | 4,118 | 2026-07-24 16:00:45 |
| 218.231.16.0/20 | 4,107 | 2026-07-24 16:00:45 |
| 202.210.56.0/22 | 4,103 | 2026-07-24 16:00:45 |
Frequently Asked Questions
What is AS2522?
AS2522 is an Autonomous System Number assigned to Japan Network Information Center. 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 AS2522 announce?
AS2522 announces 229.1K IPv4 addresses distributed across 15 routed CIDR prefixes. The network is registered in Japan.
Who operates AS2522?
AS2522 is operated by Japan Network Information Center. The organization is based in Japan. You can view all IP ranges and related ASNs on the organization page.
What country is AS2522 registered in?
AS2522 is registered in Japan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
