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 | 3,134 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 218.2M | 25,525 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 642 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,309 |
| 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.
32,245 autonomous systems registered to United States. Click an AS for detail.
| 73M |
| 232 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.6M | 3,898 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 2,000 |
| AS701US | UUNET - Verizon Business | 43.6M | 991 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,357 |
| 768 |
| — |
| 3 |
| AS22674US | SOUTHERNWINE - Southern Wine & Spirits of America, Inc. | 768 | — | 3 |
| AS401370US | CALYX-NETWORKS - CALYX NETWORKS | 768 | 2 | 5 |
| AS393248US | NISD-1 - Northside Independent School District | 768 | — | 3 |
| AS33499US | LHP-NET - AHS Management Company, Inc. | 768 | — | 3 |
| AS399301US | BANKSITESERVICES - The Forms Group | 768 | — | 3 |
| AS399372US | JNET - Pueblo of Jemez | 768 | — | 3 |
| AS46153US | LOUISVILLE-JEFFERSON-COUNTY-METRO-GOVERNMENT - Louisville Jefferson County Metro Government | 768 | — | 2 |
| AS33288US | DASH FT - Dash Financial Technologies LLC | 768 | — | 3 |
| AS32186US | FUJIFILM-HLUS - FUJIFILM Manufacturing USA, Inc | 768 | — | 2 |
| AS14632US | BIA30ASN - Brown Advisory | 768 | — | 3 |
| AS2562US | TI-US-INTL - Texas Instruments Incorporated | 768 | — | 3 |
| AS400215US | SAMBANOVA - Sambanova Systems, Inc. | 768 | — | 3 |
| AS33026US | SHAKLEE1 - SHAKLEE CORPORATION | 768 | — | 3 |
| AS53343US | SCN - sc Network | 768 | 1.1K | 8 |
| AS18550US | FARCAP-AS - Farallon Capital Management LLC | 768 | — | 3 |
| AS401605US | WEB-HOST-MOST-ASN-1 - Web Host Most, LLC | 768 | 3.1K | 6 |
| AS20176US | FNNI-AS20176 - First National Bank of Omaha | 768 | — | 3 |
| AS395987US | SEU-MORRISTOWN - Saint Elizabeth University | 768 | — | 3 |
| AS46760US | DRURYHOTELS - Drury Inns | 768 | — | 3 |
| AS11875US | WILLIAM-HERRIN - William Herrin, Sole Proprietorship | 768 | 16 | 3 |
| AS206846US | ZINGAYA-AS Voximplant, Inc. | 768 | — | 3 |
| AS26446US | AS-OSTRA - Ostra Cybersecurity, Inc. | 768 | — | 2 |
| AS54099US | CITYOFSAVANNAH - City of Savannah | 768 | — | 3 |
| AS393852US | SOFI - Hollywood Park Management Co, LLC | 768 | — | 3 |
| AS19658US | BROWARDHEALTH-AS - North Broward Hospital District | 768 | — | 3 |
| AS30570US | AEPCO-30570 - Arizona Electric Power Cooperative, Inc. | 768 | — | 3 |
| AS32008US | PAYCHEX-L - Paychex Inc. | 768 | — | 3 |
| AS62614US | NETWOLVES-NETWORK-SERVICES - NetWolves Network Services LLC | 768 | — | 3 |
| AS32904US | KAJEET-ARTERRA-OTARRIS - Arterra Mobility | 768 | — | 3 |
| AS398422US | NAF-01 - Nexus Air Fiber, LLC | 768 | — | 3 |
| AS20280US | CORPUS-CHRISTI-ISD-AS1 - Corpus Christi ISD | 768 | — | 2 |
| AS11247US | HONEYWELL-AEROSPACE - Honeywell International, Inc. | 768 | — | 3 |
| AS14924US | MERIT-AS-30 - Merit Network Inc. | 768 | — | 2 |
| AS12012US | NOV-NET-02 - Novani, LLC | 768 | — | 3 |
| AS401846US | SUZKO - SUZKO LLC | 768 | — | 3 |
| AS393245US | YAHOO-SWB - Yahoo Holdings Inc. | 768 | 1 | 4 |
| AS63317US | GREENVILLECOUNTYSC - Greenville County | 768 | — | 3 |
| AS394951US | EDF-RE-DC2 - EDF Renewables, Inc. | 768 | — | 2 |
| AS402162US | BENTHOST - Benthost LLC | 768 | 256 | 4 |
| AS54370US | SKYWEST - SKYWEST AIRLINES, INC. | 768 | — | 3 |
| AS16868US | PRAXAIR-INC - Linde Inc. | 768 | — | 2 |
| AS197569US | BASED-ON-WHAT-LLC BASED ON WHAT LLC | 768 | 11 | 14 |
| AS36566US | WBAL-TV - Hearst-Argyle Television, Inc. | 768 | — | 3 |
| AS100US | FMC-CTC - FMC Central Engineering Laboratories | 768 | — | 3 |
| AS400846US | TAMPA-COLO-ASN-PRIMARY - Tampa Co-Op | 768 | 257 | 4 |
| AS54337US | BW-LYNVA - BWX Technologies, Inc. | 768 | — | 3 |