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 →
About Internet2
Internet2 is a not-for-profit United States computer networking consortium led by members from the research and education communities, industry, and government. The Internet2 consortium administrative headquarters are located in Ann Arbor, Michigan, with offices in Washington, D.C., and Denver, Colorado.
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 163.253.70.0/23 | 512 |
0.4%
|
Internet2 | US | Illinois | Chicago |
| 163.253.72.0/23 | 512 |
0.4%
|
Internet2 | US | California | Sunnyvale |
| 163.253.29.0/24 | 256 |
5.5%
|
Internet2 | US | Idaho | Boise |
| 163.253.74.0/24 | 256 |
0.4%
|
Internet2 | US | Texas | Houston |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS396961 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 |
|---|---|---|
| 163.253.74.0/24 | 3,353 | 2026-07-24 20:28:15 |
| 163.253.70.0/24 | 3,266 | 2026-07-24 20:28:15 |
| 163.253.73.0/24 | 3,251 | 2026-07-24 20:28:15 |
| 163.253.29.0/24 | 3,248 | 2026-07-24 20:28:15 |
| 163.253.71.0/24 | 3,247 | 2026-07-24 20:28:15 |
| 163.253.72.0/24 | 3,223 | 2026-07-24 20:28:15 |
Frequently Asked Questions
What is AS396961?
AS396961 is an Autonomous System Number assigned to Internet2. 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 AS396961 announce?
AS396961 announces 1.5K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in United States.
Who operates AS396961?
AS396961 is operated by Internet2. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS396961 registered in?
AS396961 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
