Unclassified
Not enough sources, unclear purpose, or conflicting classifications
- ASNs
- 87,619
- 69.5% of all ASNs
- Routed ASNs
- 53,966
- 61.6% of this type
- IPv4 addresses
- 916.2M
- 26.7% of global
- IPv6 /48s
- 3.59B
- 29.6% of global
Routing data · Oct 23, 2026, 18:21 UTC
Unclassified ASN ranking
| Rank | ASN | Name | Country/region | IPv4 addresses | IPv6 /48s | Prefixes |
|---|---|---|---|---|---|---|
| 27701 | AS4985 | PHILADELPHIA GAS WORKS |  United States | 512 | 0 | 2 |
| 27702 | AS5022 | Snapping Shoals Electric Membership Corporation | United States | 512 | 0 | 2 |
| 27703 | AS5036 | Whalley Computer Associates | United States | 512 | 0 | 2 |
| 27704 | AS5284 | United States Department of Defense (DoD) | United States | 512 | 0 | 2 |
| 27705 | AS5329 | United States Department of Defense (DoD) | United States | 512 | 0 | 2 |
| 27706 | AS5458 | FNV |  Türkiye | 512 | 0 | 2 |
| 27707 | AS5473 | Iterika |  Russia | 512 | 0 | 1 |
| 27708 | AS5502 | NATO |  Italy | 512 | 0 | 1 |
| 27709 | AS5529 | DIAG-AS |  Switzerland | 512 | 0 | 2 |
| 27710 | AS5532 | Go Plc. |  Malta | 512 | 0 | 2 |
| 27711 | AS5553 | TAMBOVMAN-AS | Russia | 512 | 0 | 1 |
| 27712 | AS5642 | Ashdown Technologies, Inc. | United States | 512 | 0 | 2 |
| 27713 | AS5651 | GMLL CAPITAL MANAGEMENT LLC | United States | 512 | 0 | 2 |
| 27714 | AS5666 | Speedcast Communications, Inc | United States | 512 | 0 | 2 |
| 27715 | AS5694 | Blue Cross Blue Shield Association | United States | 512 | 0 | 2 |
| 27716 | AS5705 | Columbia Community Credit Union | United States | 512 | 0 | 2 |
| 27717 | AS5721 | National Defense University | United States | 512 | 0 | 2 |
| 27718 | AS5728 | AT&T Enterprises, LLC | United States | 512 | 0 | 1 |
| 27719 | AS5790 | Trilegiant Corporation | United States | 512 | 0 | 2 |
| 27720 | AS5860 | United States Department of Defense (DoD) | United States | 512 | 0 | 2 |
| 27721 | AS5958 | United States Department of Defense (DoD) | United States | 512 | 0 | 2 |
| 27722 | AS6006 | United States Department of Defense (DoD) | United States | 512 | 0 | 2 |
| 27723 | AS6091 | Inmar, Inc. | United States | 512 | 0 | 2 |
| 27724 | AS6111 | ADVENTIST HEALTH SYSTEM/SUNBELT, INC. | United States | 512 | 0 | 3 |
| 27725 | AS6305 | Alliance Entertainment | United States | 512 | 0 | 2 |
| 27726 | AS6318 | Fiserv Solutions, LLC | United States | 512 | 0 | 2 |
| 27727 | AS6394 | Intercontinental Exchange, Inc. | United States | 512 | 0 | 2 |
| 27728 | AS6488 | AMUG | United States | 512 | 0 | 2 |
| 27729 | AS6508 | Vantiva USA Shared Services Inc. | United States | 512 | 0 | 2 |
| 27730 | AS6674 | NATIONAL BANK OF GREECE |  Greece | 512 | 0 | 3 |
| 27731 | AS6733 | BfArM |  Germany | 512 | 0 | 2 |
| 27732 | AS6828 | USI | Russia | 512 | 0 | 1 |
| 27733 | AS6852 | UNITEDBANKERS-AS |  Finland | 512 | 0 | 1 |
| 27734 | AS6904 | ATT-ASIAPACIDC-SNG1-AS |  Netherlands | 512 | 0 | 1 |
| 27735 | AS6927 | Ternium Mexico, S.A. de C.V. |  Mexico | 512 | 0 | 2 |
| 27736 | AS6967 | Metronet | United States | 512 | 0 | 2 |
| 27737 | AS7234 | Frank Russell | United States | 512 | 0 | 1 |
| 27738 | AS7313 | Certisign Certificadora Digital S.A. |  Brazil | 512 | 0 | 3 |
| 27739 | AS7406 | B&R Auto | United States | 512 | 0 | 2 |
| 27740 | AS7423 | Putnam Fiduciary Trust | United States | 512 | 0 | 2 |
| 27741 | AS7448 | Choice Hotels International, Inc. | United States | 512 | 0 | 2 |
| 27742 | AS7455 | Motorists Mutual Insurance Company | United States | 512 | 0 | 2 |
| 27743 | AS7485 | Samart - Advanced Metering Infrastructure(AMI) |  Thailand | 512 | 0 | 2 |
| 27744 | AS7556 | Startek Australia Pty Ltd |  Australia | 512 | 0 | 2 |
| 27745 | AS7589 | Arelion Sweden AB |  Sweden | 512 | 0 | 2 |
| 27746 | AS7609 | Morgan Stanley Management Service (Shanghai) Limited |  China | 512 | 0 | 2 |
| 27747 | AS7627 | Seoul Broadcasting System |  South Korea | 512 | 0 | 2 |
| 27748 | AS7653 | Morgan Stanley Management Service (Shanghai) Limited | China | 512 | 0 | 2 |
| 27749 | AS7699 | Cabos de Timor-Leste, E.P. |  Timor-Leste | 512 | 0 | 2 |
| 27750 | AS7820 | Tower Federal Credit Union | United States | 512 | 0 | 2 |