United States
ASNs registered in United States according to the RIRs. United States ranks #1 worldwide by IPv4 addresses.
- ASNs
- 32,603
- 25.8% of global
- Routed ASNs
- 18,902
- 58.0% of this country
- IPv4 addresses
- 1.54B
- 44.8% of global
- IPv6 /48s
- 2.04B
- 16.8% of global
Routing data · Oct 23, 2026, 22:20 UTC
Network type mixBy ASN count
- Education & research1,8985.8%68.1M IPv4
- Access ISP1,3584.2%250.0M IPv4
- Government1,2253.8%18.7M IPv4
- Enterprise9733.0%187.9M IPv4
- Transit / backbone7072.2%307.8M IPv4
- Content6392.0%133.9M IPv4
- Hosting / data center5141.6%49.8M IPv4
- Internet exchange1090.3%1,024 IPv4
- Nonprofit & community990.3%1.2M IPv4
- Unclassified25,08176.9%519.0M IPv4
Top ASNs in United States
| Rank | ASN | Name | Type | IPv4 addresses | IPv6 /48s | Prefixes |
|---|---|---|---|---|---|---|
| 32601 | AS4200081573 | — | Unclassified | 0 | 0 | 0 |
| 32602 | AS4227924871 | — | Unclassified | 0 | 0 | 0 |
| 32603 | AS4259905032 | — | Unclassified | 0 | 0 | 0 |