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. | 211.1M | 21,110 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 113.7M | 639 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,246 |
| 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 | 1,954 |
| AS701US | UUNET - Verizon Business | 43.6M | 1,000 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,419 |
| — |
| — |
| 0 |
| AS4069US | DNIC-ASBLK-04065-04125 - Headquarters, USAISC | — | — | 0 |
| AS4091US | DNIC-ASBLK-04065-04125 - Headquarters, USAISC | — | — | 0 |
| AS4096US | DNIC-ASBLK-04065-04125 - Headquarters, USAISC | — | — | 0 |
| AS4113US | DNIC-ASBLK-04065-04125 - Headquarters, USAISC | — | — | 0 |
| AS4119US | DNIC-ASBLK-04065-04125 - Headquarters, USAISC | — | — | 0 |
| AS4131US | USIS-AS - USIS | — | — | 0 |
| AS4132US | COGENT-4132 - Cogent Communications, LLC | — | — | 0 |
| AS4167US | AP-2440-4167 - Anthropic, PBC | — | — | 0 |
| AS4171US | EUROGRAFIX - Eurografix, Inc. | — | — | 0 |
| AS4180US | CHAPUB - Chattanooga Publishing Company | — | — | 0 |
| AS4200US | COGENT-4200 - Cogent Communications, LLC | — | — | 0 |
| AS4257US | CYBERCASH-AS - CyberCash, Inc. | — | — | 0 |
| AS4263US | CERNET-ASN-BLOCK - California Education and Research Federation Network | — | — | 0 |
| AS4295US | CENTURYLINK-QC-MOE-DAVENPORT - CenturyLink Communications, LLC | — | — | 0 |
| AS4371US | FEMA-GOV - State of California Office of Emergency Services | — | — | 0 |
| AS4383US | NAIC - Air Force Systems Networking | — | — | 0 |
| AS4391US | BRI-NET - B R I | — | — | 0 |
| AS4460US | RVCC - Raritan Valley Community College | — | — | 0 |
| AS4537US | DNIC-AS-04537 - Headquarters, USAISC | — | — | 0 |
| AS4545US | SONNET-ASN - Sonora ONline | — | — | 0 |
| AS4579US | GUIDEWIRE2 - Guidewire Software, Inc. | — | — | 0 |
| AS4600US | LINK-OREGON-RESEARCH - University of Oregon | — | — | 0 |
| AS4909US | DNIC-AS-04909 - United States Department of Defense (DoD) | — | — | 0 |
| AS4933US | LOGICAL3 - Logical Net Corporation | — | — | 0 |
| AS5040US | MINT - B+C Consulting, Inc. | — | — | 0 |
| AS5044US | ASN-DATABANK1 - Databank, Inc. | — | — | 0 |
| AS5059US | STARPAGING - Star Paging, Inc. | — | — | 0 |
| AS5147US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5151US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5164US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5173US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5174US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5196US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5198US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5225US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5242US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5254US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5255US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5259US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5266US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5269US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5278US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5280US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5285US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5288US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS5296US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |