Unclassified
Not enough sources, unclear purpose, or conflicting classifications
- ASNs
- 87,657
- 69.5% of all ASNs
- Routed ASNs
- 53,987
- 61.6% of this type
- IPv4 addresses
- 916.2M
- 26.7% of global
- IPv6 /48s
- 3.59B
- 29.6% of global
Routing data · Oct 25, 2026, 16:19 UTC
Unclassified ASN ranking
| Rank | ASN | Name | Country/region | IPv4 addresses | IPv6 /48s | Prefixes |
|---|---|---|---|---|---|---|
| 56401 | AS4161 | Air Force Systems Networking |  United States | 0 | 0 | 0 |
| 56402 | AS4162 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 56403 | AS4163 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 56404 | AS4164 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 56405 | AS4165 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 56406 | AS4166 | Navisite Opco LLC | United States | 0 | 0 | 0 |
| 56407 | AS4167 | Anthropic, PBC | United States | 0 | 0 | 0 |
| 56408 | AS4168 | Gulfstar Charters, Inc. | United States | 0 | 0 | 0 |
| 56409 | AS4169 | Egleston Children's Hospital | United States | 0 | 0 | 0 |
| 56410 | AS4170 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 56411 | AS4171 | Eurografix, Inc. | United States | 0 | 0 | 0 |
| 56412 | AS4172 | Waynesburg University | United States | 0 | 0 | 0 |
| 56413 | AS4173 | Water Wheel Systems | United States | 0 | 0 | 0 |
| 56414 | AS4174 | AAPT Limited |  Australia | 0 | 0 | 0 |
| 56415 | AS4175 | AAPT Limited | Australia | 0 | 0 | 0 |
| 56416 | AS4176 | Pittsburgh OnLine, Inc. | United States | 0 | 0 | 0 |
| 56417 | AS4177 | AT73 | United States | 0 | 0 | 0 |
| 56418 | AS4178 | MTN SA |  South Africa | 0 | 0 | 0 |
| 56419 | AS4180 | Chattanooga Publishing Company | United States | 0 | 0 | 0 |
| 56420 | AS4183 | Verizon Business | United States | 0 | 0 | 0 |
| 56421 | AS4184 | Oracle Corporation (AS4184) | United States | 0 | 0 | 0 |
| 56422 | AS4186 | AT&T Enterprises, LLC | United States | 0 | 0 | 0 |
| 56423 | AS4187 | infobahn | United States | 0 | 0 | 0 |
| 56424 | AS4191 | Oracle Corporation | United States | 0 | 0 | 0 |
| 56425 | AS4192 | Oracle Corporation | United States | 0 | 0 | 0 |
| 56426 | AS4194 | — | United States | 0 | 0 | 0 |
| 56427 | AS4197 | They Call Me Joe Pty Ltd | Australia | 0 | 0 | 0 |
| 56428 | AS4198 | RadixNet, Inc. | United States | 0 | 0 | 0 |
| 56429 | AS4200 | Cogent Communications, LLC | United States | 0 | 0 | 0 |
| 56430 | AS4203 | Together Foundation | United States | 0 | 0 | 0 |
| 56431 | AS4204 | Allware | United States | 0 | 0 | 0 |
| 56432 | AS4206 | Internet Mississippi | United States | 0 | 0 | 0 |
| 56433 | AS4207 | Allied Access Inc. | United States | 0 | 0 | 0 |
| 56434 | AS4209 | Pequiven |  Venezuela | 0 | 0 | 0 |
| 56435 | AS4210 | D. E. Shaw & Co. LP | United States | 0 | 0 | 0 |
| 56436 | AS4212 | CenturyLink Communications, LLC | United States | 0 | 0 | 0 |
| 56437 | AS4214 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 56438 | AS4215 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 56439 | AS4216 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 56440 | AS4217 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 56441 | AS4218 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 56442 | AS4219 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 56443 | AS4220 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 56444 | AS4222 | University of Oregon | United States | 0 | 0 | 0 |
| 56445 | AS4223 | Caravela Software, Inc. | United States | 0 | 0 | 0 |
| 56446 | AS4225 | Navigator Communications | United States | 0 | 0 | 0 |
| 56447 | AS4227 | The Chesapeake Computer Group, Incorporated | United States | 0 | 0 | 0 |
| 56448 | AS4228 | State of California Department of Food & Agriculture | United States | 0 | 0 | 0 |
| 56449 | AS4231 | — | — | 0 | 0 | 0 |
| 56450 | AS4233 | State of Caligornia | United States | 0 | 0 | 0 |