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, 14:21 UTC
Unclassified ASN ranking
| Rank | ASN | Name | Country/region | IPv4 addresses | IPv6 /48s | Prefixes |
|---|---|---|---|---|---|---|
| 56751 | AS4662 | GCNet (Reach & Range Inc.) |  Taiwan | 0 | 0 | 0 |
| 56752 | AS4672 | JPNIC-2Byte-ASBLOCK-AP |  Japan | 0 | 0 | 0 |
| 56753 | AS4674 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56754 | AS4676 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56755 | AS4679 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56756 | AS4681 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56757 | AS4683 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56758 | AS4684 | NTT PC Communications, Inc. | Japan | 0 | 0 | 0 |
| 56759 | AS4687 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56760 | AS4688 | Internet Initiative Japan AS4688 | Japan | 0 | 0 | 0 |
| 56761 | AS4689 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56762 | AS4692 | InternetWare Co., LTD. | Japan | 0 | 0 | 0 |
| 56763 | AS4696 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56764 | AS4698 | InterLink Co., Ltd. | Japan | 0 | 0 | 0 |
| 56765 | AS4699 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56766 | AS4700 | Niji-Net Inc. | Japan | 0 | 0 | 0 |
| 56767 | AS4701 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56768 | AS4702 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56769 | AS4703 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56770 | AS4705 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56771 | AS4706 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56772 | AS4707 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56773 | AS4708 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56774 | AS4709 | NetLaputa Corporation | Japan | 0 | 0 | 0 |
| 56775 | AS4710 | NTT-SPL | Japan | 0 | 0 | 0 |
| 56776 | AS4712 | JAPAN TOBACCO INC. | Japan | 0 | 0 | 0 |
| 56777 | AS4714 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56778 | AS4715 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56779 | AS4719 | J-Stream Inc. | Japan | 0 | 0 | 0 |
| 56780 | AS4720 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56781 | AS4722 | SoftBank Corp. | Japan | 0 | 0 | 0 |
| 56782 | AS4724 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56783 | AS4726 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56784 | AS4727 | KYODO PRINTING BUSINESS SOLUTIONS CO.,LTD | Japan | 0 | 0 | 0 |
| 56785 | AS4728 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56786 | AS4731 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56787 | AS4732 | KDDI CORPORATION | Japan | 0 | 0 | 0 |
| 56788 | AS4733 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56789 | AS4734 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56790 | AS4735 | JPNIC-2Byte-ASBLOCK-AP | Japan | 0 | 0 | 0 |
| 56791 | AS4736 | Magnadata Australia Pty Ltd |  Australia | 0 | 0 | 0 |
| 56792 | AS4737 | IAP Group Pty Ltd | Australia | 0 | 0 | 0 |
| 56793 | AS4738 | AARNET Test | Australia | 0 | 0 | 0 |
| 56794 | AS4740 | OzEmail ISP | Australia | 0 | 0 | 0 |
| 56795 | AS4742 | AT&T EasyLink Services Australia | Australia | 0 | 0 | 0 |
| 56796 | AS4744 | Hutchison Telecoms (Aust) Ltd | Australia | 0 | 0 | 0 |
| 56797 | AS4745 | AS4745-138 |  South Korea | 0 | 0 | 0 |
| 56798 | AS4746 | Pristine Communications Limited |  Hong Kong SAR China | 0 | 0 | 0 |
| 56799 | AS4747 | TTN ASN merged by TFN | Taiwan | 0 | 0 | 0 |
| 56800 | AS4751 | AS4751-144 |  China | 0 | 0 | 0 |