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 |
|---|---|---|---|---|---|---|
| 27651 | AS1562 | United States Department of Defense (DoD) |  United States | 512 | 0 | 2 |
| 27652 | AS1620 | doeLEGAL, Inc. | United States | 512 | 0 | 2 |
| 27653 | AS1632 | SONIC HEALTHCARE USA, INC. | United States | 512 | 0 | 2 |
| 27654 | AS1636 | — | — | 512 | 0 | 2 |
| 27655 | AS1642 | Colorcon Inc | United States | 512 | 0 | 2 |
| 27656 | AS1803 | Sprint - AS1803 | United States | 512 | 0 | 2 |
| 27657 | AS1825 | SetClear Pte. Ltd. |  Singapore | 512 | 0 | 2 |
| 27658 | AS1857 | RTX BBN Technologies, Inc. | United States | 512 | 0 | 2 |
| 27659 | AS1882 | STUPI | United States | 512 | 0 | 2 |
| 27660 | AS1898 | VMUNIX |  Germany | 512 | 0 | 1 |
| 27661 | AS1974 | MEHEALTH-SOUTH | United States | 512 | 0 | 2 |
| 27662 | AS2021 | Unisys Corporation | United States | 512 | 0 | 2 |
| 27663 | AS2072 | Renater |  European Union | 512 | 0 | 2 |
| 27664 | AS2089 | Renater | European Union | 512 | 0 | 2 |
| 27665 | AS2445 | Renater | European Union | 512 | 0 | 2 |
| 27666 | AS2601 | RADIOLINK-AS |  Ukraine | 512 | 0 | 2 |
| 27667 | AS2633 | National Academy of Sciences | United States | 512 | 0 | 2 |
| 27668 | AS2636 | LOUISVILLE AND JEFFERSON COUNTY METROPOLITAN SEWER DISTRICT | United States | 512 | 0 | 1 |
| 27669 | AS2667 | Shared Services Canada |  Canada | 512 | 0 | 2 |
| 27670 | AS2680 | Shared Services Canada | Canada | 512 | 0 | 1 |
| 27671 | AS2695 | RJ Reynolds Tobacco Company | United States | 512 | 0 | 2 |
| 27672 | AS2859 | RESILANS-LAB |  Sweden | 512 | 0 | 2 |
| 27673 | AS2876 | AS_G-ENTERPRISES |  Estonia | 512 | 0 | 2 |
| 27674 | AS3161 | ASITPROFI |  Czechia | 512 | 0 | 1 |
| 27675 | AS3185 | PAYLOGIC |  Netherlands | 512 | 0 | 3 |
| 27676 | AS3200 | ASNAVICON |  Russia | 512 | 0 | 2 |
| 27677 | AS3281 | SIA_2CLOUD |  Latvia | 512 | 0 | 2 |
| 27678 | AS3284 | ServiceCloud-AS | Russia | 512 | 0 | 2 |
| 27679 | AS3289 | MIDOCAR-AS |  Romania | 512 | 0 | 2 |
| 27680 | AS3425 | ESnet | United States | 512 | 0 | 2 |
| 27681 | AS3496 | Maraven |  Venezuela | 512 | 0 | 2 |
| 27682 | AS3592 | Trinity College | United States | 512 | 0 | 2 |
| 27683 | AS3688 | Hospital for Special Surgery | United States | 512 | 0 | 3 |
| 27684 | AS3727 | Shrubbery Networks | United States | 512 | 0 | 1 |
| 27685 | AS3788 | Texas Department of Transportation | United States | 512 | 0 | 2 |
| 27686 | AS3914 | Keystone Mercy Health Plan | United States | 512 | 0 | 2 |
| 27687 | AS3921 | General Electric Company | United States | 512 | 0 | 2 |
| 27688 | AS3952 | Nokia of America Corporation | United States | 512 | 0 | 1 |
| 27689 | AS3967 | Nationstar Mortgage, LLC | United States | 512 | 0 | 2 |
| 27690 | AS4057 | Mechant's Choice Payment Solutions | Canada | 512 | 0 | 2 |
| 27691 | AS4361 | IDT Corporation | United States | 512 | 0 | 2 |
| 27692 | AS4563 | MUFG Bank Ltd. | United States | 512 | 0 | 2 |
| 27693 | AS4756 | Korea National Police University |  South Korea | 512 | 0 | 3 |
| 27694 | AS4821 | Sinergi Semesta Telematika |  Indonesia | 512 | 0 | 2 |
| 27695 | AS4831 | Melco Sales (NZ) Ltd |  New Zealand | 512 | 0 | 2 |
| 27696 | AS4855 | Pacific Link Indonesia | Indonesia | 512 | 0 | 3 |
| 27697 | AS4889 | United States Postal Service Office of Inspector General | United States | 512 | 0 | 1 |
| 27698 | AS4898 | Opentable, Inc. | United States | 512 | 0 | 2 |
| 27699 | AS4900 | Montgomery County Hospital District | United States | 512 | 0 | 2 |
| 27700 | AS4966 | Casella Waste System Inc | United States | 512 | 0 | 2 |