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
- Academic allocation +6
- Trust score 71 / 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 |
|---|---|---|---|---|---|---|
| 103.242.128.0/24 | 256 |
9.8%
|
New York University ASN | CN | — | — |
| 103.242.130.0/24 | 256 |
1.2%
|
New York University ASN | CN | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS133475 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 |
|---|---|---|
| 103.242.128.0/24 | 7,565 | 2026-08-03 02:25:56 |
| 103.242.130.0/24 | 6,106 | 2026-08-03 02:25:55 |
Frequently Asked Questions
What is AS133475?
AS133475 is an Autonomous System Number assigned to New York University ASN. 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 AS133475 announce?
AS133475 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in China.
Who operates AS133475?
AS133475 is operated by New York University ASN. The organization is based in China. You can view all IP ranges and related ASNs on the organization page.
What country is AS133475 registered in?
AS133475 is registered in China. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
