Unclassified
Not enough sources, unclear purpose, or conflicting classifications
- ASNs
- 87,658
- 69.5% of all ASNs
- Routed ASNs
- 53,996
- 61.6% of this type
- IPv4 addresses
- 915.4M
- 26.7% of global
- IPv6 /48s
- 3.59B
- 29.0% of global
Routing data · Oct 26, 2026, 16:18 UTC
Unclassified ASN ranking
| Rank | ASN | Name | Country/region | IPv4 addresses | IPv6 /48s | Prefixes |
|---|---|---|---|---|---|---|
| 54101 | AS272 | Headquarters, USAISC |  United States | 0 | 0 | 0 |
| 54102 | AS274 | American Information Network | United States | 0 | 0 | 0 |
| 54103 | AS279 | Level 3 Parent, LLC | United States | 0 | 0 | 0 |
| 54104 | AS280 | NTT America, Inc. | United States | 0 | 0 | 0 |
| 54105 | AS281 | Level 3 Parent, LLC | United States | 0 | 0 | 0 |
| 54106 | AS282 | — | — | 0 | 0 | 0 |
| 54107 | AS284 | Verizon Business | United States | 0 | 0 | 0 |
| 54108 | AS287 | Navy Network Information Center (NNIC) | United States | 0 | 0 | 0 |
| 54109 | AS294 | Renater |  European Union | 0 | 0 | 0 |
| 54110 | AS295 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54111 | AS296 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54112 | AS298 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54113 | AS307 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54114 | AS308 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54115 | AS309 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54116 | AS310 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54117 | AS311 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54118 | AS312 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54119 | AS314 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54120 | AS315 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54121 | AS318 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54122 | AS330 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54123 | AS332 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54124 | AS333 | United States Department of Defense (DoD) | United States | 0 | 0 | 0 |
| 54125 | AS373 | The MITRE Corporation | United States | 0 | 0 | 0 |
| 54126 | AS374 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54127 | AS379 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54128 | AS380 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54129 | AS381 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54130 | AS382 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54131 | AS383 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54132 | AS385 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54133 | AS386 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54134 | AS387 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54135 | AS388 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54136 | AS389 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54137 | AS390 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54138 | AS392 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54139 | AS393 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54140 | AS394 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54141 | AS395 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54142 | AS396 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54143 | AS397 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54144 | AS398 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54145 | AS401 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54146 | AS402 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54147 | AS403 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54148 | AS404 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54149 | AS407 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 54150 | AS410 | Air Force Systems Networking | United States | 0 | 0 | 0 |