Autonomous systems
Snapshot 2026-08-04
| ASN | Name | Country | Class | Prefixes |
|---|---|---|---|---|
| AS3941 | NTT America, Inc. | US | Unknown | 0 |
| AS3942 | NTT America, Inc. | US | Unknown | 0 |
| AS3943 | CISCO SYSTEMS, INC. | US | Unknown | 0 |
| AS3944 | Partan & Partan | US | Unknown | 3 |
| AS3945 | NTT America, Inc. | US | Unknown | 0 |
| AS3946 | NTT America, Inc. | US | Unknown | 0 |
| AS3947 | NTT America, Inc. | US | Unknown | 0 |
| AS3948 | NTT America, Inc. | US | Unknown | 0 |
| AS3949 | NTT America, Inc. | US | Unknown | 70 |
| AS3950 | Internet Exchange, Ltd. | US | Unknown | 0 |
| AS3951 | CenturyLink Communications, LLC | US | Unknown | 0 |
| AS3952 | Nokia of America Corporation | US | Unknown | 1 |
| AS3953 | Profile International | US | Unknown | 0 |
| AS3954 | United States Department of Defense (DoD) | US | Unknown | 8 |
| AS3955 | Compucom Systems | US | Unknown | 8 |
| AS3956 | Texas Metronet | US | Unknown | 0 |
| AS3957 | American Institute of Physics Incorporated | US | Unknown | 0 |
| AS3958 | Air Canada | CA | Unknown | 21 |
| AS3959 | One World Telecommunications, Inc. | US | Unknown | 0 |
| AS3960 | Ameritech Advertising Services | US | Unknown | 0 |
| AS3961 | Automation News Network | US | Unknown | 0 |
| AS3962 | DirectNIC, Ltd. | KY | Unknown | 0 |
| AS3963 | Verizon Business | US | Unknown | 0 |
| AS3964 | Verizon Business | US | Unknown | 0 |
| AS3965 | Verizon Business | US | Unknown | 0 |
| AS3966 | Verizon Business | US | Unknown | 0 |
| AS3967 | Nationstar Mortgage, LLC | US | Unknown | 2 |
| AS3968 | El Colegio de Mexico, A.C. | MX | Unknown | 6 |
| AS3969 | Software Technology Park | IN | Unknown | 0 |
| AS3970 | RGnet OU | EE | Unknown | 0 |
| AS3971 | Biomedical Research Institute of New Mexico | US | Unknown | 0 |
| AS3972 | Sprint, Business Services Group | US | Unknown | 0 |
| AS3973 | Sprint, Business Services Group | US | Unknown | 0 |
| AS3974 | Rezonet | CA | Unknown | 0 |
| AS3975 | Automated Medical Systems Consultants Inc. | US | Unknown | 0 |
| AS3976 | I.Net Technologies Inc. | KR | Unknown | 1 |
| AS3977 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3978 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3979 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3980 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3981 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3982 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3983 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3984 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3985 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3986 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3987 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3988 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3989 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3990 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3991 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3992 | Sprint/United Telephone-Florida | US | Unknown | 0 |
| AS3993 | Kitchener-Waterloo Municipal Area Network | CA | Unknown | 0 |
| AS3994 | Internetworsks, Inc. | US | Unknown | 0 |
| AS3995 | Interweb Corporation | US | Unknown | 0 |
| AS3996 | Florida Information Resource Network | US | Unknown | 0 |
| AS3997 | Association of Computing Machines | US | Unknown | 0 |
| AS3998 | CityNet, Inc. | US | Unknown | 0 |
| AS3999 | The Pennsylvania State University | US | Unknown | 14 |
| AS4000 | Cogent Communications, LLC | US | Unknown | 0 |
| AS4001 | Cogent Communications, LLC | US | Unknown | 0 |
| AS4002 | Cogent Communications, LLC | US | Unknown | 0 |
| AS4003 | Cogent Communications, LLC | US | Unknown | 0 |
| AS4004 | Orange Business Services Britain, Western Africa | US | Unknown | 0 |
| AS4005 | Cogent Communications, LLC | US | Unknown | 0 |
| AS4006 | Cogent Communications, LLC | US | Unknown | 0 |
| AS4007 | Subisu Cablenet (Pvt) Ltd, Baluwatar, Kathmandu, Nepal | NP | Eyeball | 98 |
| AS4008 | Universal Internet, Inc | US | Unknown | 0 |
| AS4009 | Internetworsks, Inc. | US | Unknown | 0 |
| AS4010 | Headquarters, USAISC | US | Unknown | 39 |
| AS4011 | Headquarters, USAISC | US | Unknown | 0 |
| AS4012 | DCM | US | Unknown | 0 |
| AS4013 | Galaxy Access Network | US | Unknown | 0 |
| AS4014 | B3 Corporation | US | Unknown | 0 |
| AS4015 | CenturyLink Communications, LLC | US | Unknown | 5 |
| AS4016 | Lane County | US | Unknown | 1 |
| AS4017 | Verizon Business | US | Unknown | 0 |
| AS4018 | Defence Intelligence Agency | US | Unknown | 0 |
| AS4019 | Institute of International Education | US | Unknown | 0 |
| AS4020 | Air Force Systems Networking | US | Unknown | 0 |
| AS4021 | Air Force Systems Networking | US | Unknown | 0 |
| AS4022 | Air Force Systems Networking | US | Unknown | 0 |
| AS4023 | Air Force Systems Networking | US | Unknown | 0 |
| AS4024 | Air Force Systems Networking | US | Unknown | 0 |
| AS4025 | Air Force Systems Networking | US | Unknown | 0 |
| AS4026 | Air Force Systems Networking | US | Unknown | 0 |
| AS4027 | Air Force Systems Networking | US | Unknown | 0 |
| AS4028 | Air Force Systems Networking | US | Unknown | 0 |
| AS4029 | Air Force Systems Networking | US | Unknown | 0 |
| AS4030 | Air Force Systems Networking | US | Unknown | 0 |
| AS4031 | Air Force Systems Networking | US | Unknown | 0 |
| AS4032 | Air Force Systems Networking | US | Unknown | 0 |
| AS4033 | Air Force Systems Networking | US | Unknown | 0 |
| AS4034 | Air Force Systems Networking | US | Unknown | 0 |
| AS4035 | Air Force Systems Networking | US | Unknown | 0 |
| AS4036 | Air Force Systems Networking | US | Unknown | 0 |
| AS4037 | Air Force Systems Networking | US | Unknown | 0 |
| AS4038 | Air Force Systems Networking | US | Unknown | 0 |
| AS4040 | Korea Telecom | KR | Unknown | 1 |
| AS4041 | The Little Garden | US | Unknown | 0 |