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, 20:18 UTC
Unclassified ASN ranking
| Rank | ASN | Name | Country/region | IPv4 addresses | IPv6 /48s | Prefixes |
|---|---|---|---|---|---|---|
| 56101 | AS3775 | Global Network Solutions, IBM Japan, Ltd. |  Japan | 0 | 0 | 0 |
| 56102 | AS3776 | Hawaiian Telcom Services Company, Inc. |  United States | 0 | 0 | 0 |
| 56103 | AS3779 | — | — | 0 | 0 | 0 |
| 56104 | AS3780 | Advantis | United States | 0 | 0 | 0 |
| 56105 | AS3781 | U.S. Department of the Interior | United States | 0 | 0 | 0 |
| 56106 | AS3785 | SC Data Center, Inc. | United States | 0 | 0 | 0 |
| 56107 | AS3787 | Telecom Mobile Communications Ltd. |  New Zealand | 0 | 0 | 0 |
| 56108 | AS3792 | CIS Corporation | United States | 0 | 0 | 0 |
| 56109 | AS3793 | The Internet Connection | United States | 0 | 0 | 0 |
| 56110 | AS3796 | OuterNet Connection Strategies, Inc. | United States | 0 | 0 | 0 |
| 56111 | AS3797 | Metasys, Inc. | United States | 0 | 0 | 0 |
| 56112 | AS3798 | Law School Admission Council, Inc. | United States | 0 | 0 | 0 |
| 56113 | AS3799 | InteleCom Data Systems, Inc, | United States | 0 | 0 | 0 |
| 56114 | AS3802 | Luthern General Health System | United States | 0 | 0 | 0 |
| 56115 | AS3803 | RCN | United States | 0 | 0 | 0 |
| 56116 | AS3805 | Lamb & Company Inc. | United States | 0 | 0 | 0 |
| 56117 | AS3806 | Sacramento County Office of Education | United States | 0 | 0 | 0 |
| 56118 | AS3808 | Cybergate Information Services | United States | 0 | 0 | 0 |
| 56119 | AS3809 | Wells Fargo Bank, N.A. | United States | 0 | 0 | 0 |
| 56120 | AS3811 | INTAC Access Corporation | United States | 0 | 0 | 0 |
| 56121 | AS3812 | FIBERNETICS CORPORATION |  Canada | 0 | 0 | 0 |
| 56122 | AS3814 | IMS Intercom | United States | 0 | 0 | 0 |
| 56123 | AS3815 | Aquila BBS Inc. | United States | 0 | 0 | 0 |
| 56124 | AS3817 | Freeside Communications, Inc. | United States | 0 | 0 | 0 |
| 56125 | AS3818 | Step2 Software Inc. | United States | 0 | 0 | 0 |
| 56126 | AS3820 | American Center for Physics | United States | 0 | 0 | 0 |
| 56127 | AS3821 | Able Technical Services | United States | 0 | 0 | 0 |
| 56128 | AS3822 | Internet Technology Systems | United States | 0 | 0 | 0 |
| 56129 | AS3823 | CIMtegration Inc | Canada | 0 | 0 | 0 |
| 56130 | AS3824 | — | — | 0 | 0 | 0 |
| 56131 | AS3825 | Korea Telecom |  South Korea | 0 | 0 | 0 |
| 56132 | AS3827 | Electriciti | United States | 0 | 0 | 0 |
| 56133 | AS3829 | Metropolis BBS | United States | 0 | 0 | 0 |
| 56134 | AS3830 | Cogent Communications, LLC | United States | 0 | 0 | 0 |
| 56135 | AS3831 | Level 3 Parent, LLC | United States | 0 | 0 | 0 |
| 56136 | AS3832 | Cinenet Communications | United States | 0 | 0 | 0 |
| 56137 | AS3835 | Navy Network Information Center (NNIC) | United States | 0 | 0 | 0 |
| 56138 | AS3837 | The Mosaic Company | United States | 0 | 0 | 0 |
| 56139 | AS3840 | Labtam Australia Pty. Ltd. |  Australia | 0 | 0 | 0 |
| 56140 | AS3841 | Brazos Information Highway Services | United States | 0 | 0 | 0 |
| 56141 | AS3843 | IDDQD-AS |  European Union | 0 | 0 | 0 |
| 56142 | AS3844 | NTT America, Inc. | United States | 0 | 0 | 0 |
| 56143 | AS3845 | CS&W, Inc. | United States | 0 | 0 | 0 |
| 56144 | AS3846 | Paytronix Systems | United States | 0 | 0 | 0 |
| 56145 | AS3849 | DMSSC/OAD | United States | 0 | 0 | 0 |
| 56146 | AS3850 | OpenTV Inc | United States | 0 | 0 | 0 |
| 56147 | AS3854 | The Dayton Network Access Company | United States | 0 | 0 | 0 |
| 56148 | AS3857 | Internet Connect, Inc. | United States | 0 | 0 | 0 |
| 56149 | AS3859 | Headquarters, USAISC | United States | 0 | 0 | 0 |
| 56150 | AS3860 | Headquarters, USAISC | United States | 0 | 0 | 0 |