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) | 227.5M | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 218M | 23,961 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,299 |
| 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.
32,159 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 233 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.5M | 3,885 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 1,998 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,341 |
| 1.8K |
| — |
| 7 |
| AS46998US | GLOBAL-NETSOLUTIONS - Global Netsolutions LLC | 1.8K | 256 | 8 |
| AS54037US | DCA-LN - DCA LLC | 1.8K | — | 5 |
| AS30150US | EXEGY - Exegy Incorporated | 1.8K | 65.5K | 11 |
| AS63001US | NTS-ALEXANDRIA-01 - Vexus Fiber | 1.8K | — | 3 |
| AS54555US | HOSTDUPLEX - Host Duplex, LLC | 1.8K | — | 4 |
| AS46358US | UAT - University of Advancing Technology | 1.8K | — | 7 |
| AS22111US | ELOYALTY - Mattersight Corporation | 1.8K | — | 3 |
| AS394802US | BRISTOLHOSPITAL - BRISTOL HOSPITAL INCORPORATED | 1.8K | — | 4 |
| AS16940US | ASPECT - Aspect Software, Inc. | 1.8K | — | 6 |
| AS11277US | NISOURCE-CORPORATE-SERVICES-COMPANY - NiSource Corporate Services Company | 1.8K | — | 4 |
| AS26687US | JHS-CORP - Jackson Memorial Hospital, Public Health | 1.8K | — | 6 |
| AS15951US | DJUK Dow Jones & Company, Inc. | 1.8K | — | 6 |
| AS55079US | STELLANET - Third Gear Networks | 1.8K | 7 | 14 |
| AS398830US | ICOMERA - Icomera US, Inc. | 1.8K | 6 | 13 |
| AS62754US | REDI-NET - REDI Net | 1.8K | — | 3 |
| AS26762US | CNVR-US-EAST - Conversant, LLC | 1.8K | 34 | 9 |
| AS33565US | CONTIN-27 - Continental Grain Company | 1.8K | — | 5 |
| AS399631US | STREAMICAN - StreamICan | 1.8K | 1 | 8 |
| AS53450US | UAAM-ASN - University of Arkansas at Monticello | 1.8K | — | 3 |
| AS397779US | CONCORD-HOSPITAL-ASN-01 - Concord Hospital | 1.8K | — | 4 |
| AS394019US | FIBERSPARK - FiberSpark Inc. | 1.8K | 524.3K | 9 |
| AS22096US | TIGRISDATA - Tigris Data Inc. | 1.8K | 65.5K | 5 |
| AS22391US | BCIS-BEXAR-COUNTY-INFORMATION-SERVICES - Bexar County - Information Technology | 1.8K | — | 6 |
| AS10250US | DATAFIVE - INet Solutions | 1.8K | — | 7 |
| AS32621US | TCV-511 - Twin City VoIP, Inc. | 1.8K | 4.1K | 8 |
| AS63287US | LUCERA - Lucera Financial Infrastructures, LLC | 1.8K | — | 6 |
| AS399491US | VIOLA-COMMUNICATIONS - Viola Communications Inc | 1.8K | — | 5 |
| AS3700US | CLOUD9 - Cloud 9 Internet, Inc. | 1.8K | 65.5K | 5 |
| AS36599US | SOFTETHER-AMERICA - SoftEther Telecommunication Research Institute, LLC | 1.8K | — | 4 |
| AS18485US | VTLA - NTT Global Networks Incorporated | 1.8K | — | 6 |
| AS395487US | ATG-395487 - Accretive Networks | 1.8K | — | 4 |
| AS30382US | IPTELX - IPtelX | 1.8K | 65.5K | 8 |
| AS53602US | MILWAUKEE-ELECTRIC-TOOL-CORPORATION - Milwaukee Electric Tool Corporation | 1.8K | — | 6 |
| AS13501US | OARNET-AS-2 - OARnet | 1.8K | — | 7 |
| AS400414US | ROAMR-COMMUNICATIONS - ROAMR Communications Inc. | 1.8K | — | 4 |
| AS23177US | TNB-NET - Thomas & Betts Corporation | 1.8K | — | 7 |
| AS401263US | NUCLEARFALLOUT-NYC - Nuclearfallout Enterprises, Inc. | 1.8K | 4.1K | 8 |
| AS401224US | T1NETWORK - T1 Network LLC | 1.8K | — | 7 |
| AS393906US | TRANSWORLDSYSTEMS - TSI | 1.8K | — | 6 |
| AS13367US | COMCAST-13367 - Comcast Cable Communications, LLC | 1.8K | 65 | 72 |
| AS30418US | SUMT-CMH - SumTotal Systems, Inc. | 1.8K | — | 4 |
| AS19804US | ASNBLK-VTLA2 - NTT Global Networks Incorporated | 1.8K | — | 7 |
| AS395856US | 2KGAM-395856 - 2K GAMES, Inc. | 1.8K | — | 4 |
| AS31799US | SP-US-WEST1 - Samaritan's Purse | 1.8K | — | 7 |
| AS395540US | NITEL-AS395540 - Hypercore Networks, Inc | 1.8K | — | 4 |
| AS53420US | HARTLAND-INTERNET - Merge Healthcare Solutions Inc. | 1.8K | — | 7 |