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 →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 202.106.125.0/24 | 256 |
0.0%
|
National Library of China | CN | — | — |
| 202.106.126.0/24 | 256 |
0.0%
|
National Library of China | CN | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS9401 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 |
|---|---|---|
| 202.106.125.0/24 | 684 | 2026-07-31 04:57:07 |
| 202.106.126.0/24 | 681 | 2026-07-31 04:57:07 |
Frequently Asked Questions
What is AS9401?
AS9401 is an Autonomous System Number assigned to National Library of China. 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 AS9401 announce?
AS9401 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in China.
Who operates AS9401?
AS9401 is operated by National Library of China. The organization is based in China. You can view all IP ranges and related ASNs on the organization page.
What country is AS9401 registered in?
AS9401 is registered in China. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
