Unclassified
Not enough sources, unclear purpose, or conflicting classifications
- ASNs
- 87,655
- 69.5% of all ASNs
- Routed ASNs
- 53,984
- 61.6% of this type
- IPv4 addresses
- 916.1M
- 26.7% of global
- IPv6 /48s
- 3.59B
- 29.6% of global
Routing data · Oct 25, 2026, 18:20 UTC
Unclassified ASN ranking
| Rank | ASN | Name | Country/region | IPv4 addresses | IPv6 /48s | Prefixes |
|---|---|---|---|---|---|---|
| 56351 | AS4105 | Headquarters, USAISC |  United States | 0 | 0 | 0 |
| 56352 | AS4106 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56353 | AS4107 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56354 | AS4108 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56355 | AS4109 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56356 | AS4110 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56357 | AS4111 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56358 | AS4112 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56359 | AS4113 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56360 | AS4114 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56361 | AS4115 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56362 | AS4116 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56363 | AS4117 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56364 | AS4118 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56365 | AS4119 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56366 | AS4120 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56367 | AS4121 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56368 | AS4122 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56369 | AS4123 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56370 | AS4124 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56371 | AS4125 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56372 | AS4126 | SP Tel | United States | 0 | 0 | 0 |
| 56373 | AS4127 | DuPont Scientific Computing | United States | 0 | 0 | 0 |
| 56374 | AS4129 | Lycos, Inc. | United States | 0 | 0 | 0 |
| 56375 | AS4131 | USIS | United States | 0 | 0 | 0 |
| 56376 | AS4132 | Cogent Communications, LLC | United States | 0 | 0 | 0 |
| 56377 | AS4135 | ENVISIONET, Inc. | United States | 0 | 0 | 0 |
| 56378 | AS4137 | Burningate, Inc. | United States | 0 | 0 | 0 |
| 56379 | AS4139 | InterServe Communications | United States | 0 | 0 | 0 |
| 56380 | AS4140 | In Mind, Inc. | United States | 0 | 0 | 0 |
| 56381 | AS4141 | GRUPO ICA, S.A. DE C.V. |  Mexico | 0 | 0 | 0 |
| 56382 | AS4142 | Global Information Networks Limited |  Hong Kong SAR China | 0 | 0 | 0 |
| 56383 | AS4143 | Unibase Telecom Ltd |  Canada | 0 | 0 | 0 |
| 56384 | AS4144 | InterGuide Communications | United States | 0 | 0 | 0 |
| 56385 | AS4145 | UNITED PARCEL SERVICE | United States | 0 | 0 | 0 |
| 56386 | AS4146 | Tachyon Communications Corporation | United States | 0 | 0 | 0 |
| 56387 | AS4147 | Navy Network Information Center (NNIC) | United States | 0 | 0 | 0 |
| 56388 | AS4148 | IDDQD-AS |  European Union | 0 | 0 | 0 |
| 56389 | AS4149 | Jet Propulsion Laboratory | United States | 0 | 0 | 0 |
| 56390 | AS4151 | USDA | United States | 0 | 0 | 0 |
| 56391 | AS4152 | USDA | United States | 0 | 0 | 0 |
| 56392 | AS4153 | USDA | United States | 0 | 0 | 0 |
| 56393 | AS4154 | USDA | United States | 0 | 0 | 0 |
| 56394 | AS4156 | USDA | United States | 0 | 0 | 0 |
| 56395 | AS4157 | USDA | United States | 0 | 0 | 0 |
| 56396 | AS4159 | One World Productions | United States | 0 | 0 | 0 |
| 56397 | AS4160 | Internet Direct Marketing | United States | 0 | 0 | 0 |
| 56398 | AS4161 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 56399 | AS4162 | Air Force Systems Networking | United States | 0 | 0 | 0 |
| 56400 | AS4163 | Air Force Systems Networking | United States | 0 | 0 | 0 |