Loading…
How United States ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to United States over time.
The largest autonomous systems registered to United States by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS749US | DNIC-AS-00749 - United States Department of Defense (DoD) | 227.7M | 3,138 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 211.2M | 21,163 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 113.7M | 639 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,245 |
| AS721US | DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD) |
United States against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
31,994 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 229 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 398 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 49.3M | 3,708 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.7M | 1,952 |
| AS701US | UUNET - Verizon Business | 43.6M | 1,000 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,420 |
| — |
| — |
| 0 |
| AS3940US | NTTA-3936 - NTT America, Inc. | — | — | 0 |
| AS3973US | AS-SPRINTLINK-NYSERN2 - Sprint, Business Services Group | — | — | 0 |
| AS3981US | UTELFLA - Sprint/United Telephone-Florida | — | — | 0 |
| AS3990US | UTELFLA - Sprint/United Telephone-Florida | — | — | 0 |
| AS4056US | LASC-USAF - Lockheed Aeronautical Systems Company | — | — | 0 |
| AS4067US | DNIC-ASBLK-04065-04125 - Headquarters, USAISC | — | — | 0 |
| AS4070US | DNIC-ASBLK-04065-04125 - Headquarters, USAISC | — | — | 0 |
| AS4078US | DNIC-ASBLK-04065-04125 - Headquarters, USAISC | — | — | 0 |
| AS4099US | DNIC-ASBLK-04065-04125 - Headquarters, USAISC | — | — | 0 |
| AS4101US | DNIC-ASBLK-04065-04125 - Headquarters, USAISC | — | — | 0 |
| AS4198US | RADIXNET - RadixNet, Inc. | — | — | 0 |
| AS4217US | DNIC-ASBLK-04214-04221 - United States Department of Defense (DoD) | — | — | 0 |
| AS4233US | DWRSCADA - State of Caligornia | — | — | 0 |
| AS4248US | CYBERTRIBE - Nexus System | — | — | 0 |
| AS4255US | BAIN - Bain And Company | — | — | 0 |
| AS4272US | MDN - Metropolitan Data Networks | — | — | 0 |
| AS4292US | CENTURYLINK-QC-MOE-ROCHESTER - CenturyLink Communications, LLC | — | — | 0 |
| AS4332US | DNIC-ASBLK-04328-04351 - Headquarters, USAISC | — | — | 0 |
| AS4349US | DNIC-ASBLK-04328-04351 - Headquarters, USAISC | — | — | 0 |
| AS4376US | DSW-INET - Dahlin Smith White, Inc. | — | — | 0 |
| AS4384US | MULTI-NET - Husky Labs, Inc. | — | — | 0 |
| AS4388US | COGENT-4388 - Cogent Communications, LLC | — | — | 0 |
| AS4394US | DSI-CUST-BLK2 - Houston Associates, Inc. | — | — | 0 |
| AS4446US | INFINET-ASN - Infinet Technologies and Services | — | — | 0 |
| AS4522US | COMPUCALL - CompuCall Internet Services | — | — | 0 |
| AS4526US | ARMY-FMO - Dod Joint Spectrum Center | — | — | 0 |
| AS4551US | CL-260-4551 - CyrusOne LLC | — | — | 0 |
| AS4575US | CYBERHOUSE - CyberHouse Corp. | — | — | 0 |
| AS4587US | ONEWORLD2 - One World Internetworking, Inc | — | — | 0 |
| AS4596US | MONGTOMERY - Bank of America, National Association | — | — | 0 |
| AS4897US | ECHO-LABS-LLC - ECHO Labs LLC | — | — | 0 |
| AS4910US | SPRINTNET-NC - Sprint Mid-Atlantic Telecom | — | — | 0 |
| AS4924US | NIIA-NET - Northern Indiana Internet Access, Inc. | — | — | 0 |
| AS4988US | ALOHANET1 - Hawaiian Telcom Services Company, Inc. | — | — | 0 |
| AS4990US | ATTIS-ASN4990 - AT&T Enterprises, LLC | — | — | 0 |
| AS4993US | COGENT-4991-4994 - Cogent Communications, LLC | — | — | 0 |
| AS5013US | EMTF-IZM - Air Force Systems Networking | — | — | 0 |
| AS5027US | ACSIL - Applied Computer Services | — | — | 0 |
| AS5118US | PHOENIX-IX-ROUTE-SERVERS - Ninja-IX Corporation | — | — | 0 |
| AS5121US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5123US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5146US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5162US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5211US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5221US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5226US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |