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 | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 219M | 23,661 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 645 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,361 |
| 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.
32,363 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 236 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 439 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.8M | 3,911 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 45M | 2,046 |
| AS701US | UUNET - Verizon Business | 43.6M | 996 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.8M | 4,490 |
| SUMMITRACING - SUMMIT RACING |
| 768 |
| — |
| 3 |
| AS398927US | FRANCIS-TUTTLE-TECHNOLOGY-CENTER - Francis Tuttle Technology Center School District #21 | 768 | — | 3 |
| AS53410US | VA-DATACENTER - APPLIED SYSTEMS, INC | 768 | — | 3 |
| AS36478US | ALLIANTCU - Alliant Credit Union | 768 | — | 3 |
| AS10966US | ALASKA-AIR - Alaska Airlines, Inc. | 768 | — | 3 |
| AS399034US | ASN-ENFOTECH-01 - enfoTech & Consulting Inc. | 768 | — | 3 |
| AS14032US | FOOT-LOCKER-CORPORATE-SERVICES - Foot Locker Corporate Services, Inc | 768 | 1 | 4 |
| AS401538US | NOVA86 - Nova86 | 768 | 8.2K | 9 |
| AS11743US | EBSCO - EBSCO Industries, Inc. | 768 | — | 3 |
| AS19853US | ORANGEHOST - OrangeHost | 768 | — | 3 |
| AS33629US | NKU-AS1 - Northern Kentucky University | 768 | — | 3 |
| AS25906US | IVGNCB - Life Technologies Corp. | 768 | — | 3 |
| AS26028US | PANDUIT - Panduit Corp. | 768 | — | 3 |
| AS32203US | TLC-126-32203 - Thornton Labs Inc. | 768 | — | 3 |
| AS400791US | EL-CAMINO-HEALTH-01 - El Camino Health | 768 | — | 2 |
| AS398361US | HORIZON-WIRELESS - Horizon Satellite, LLC | 768 | — | 2 |
| AS400535US | CITY-OF-CHESAPEAKE - City of Chesapeake | 768 | 4.1K | 4 |
| AS14598US | YCP-ASN - York College of Pennsylvania | 768 | 4.1K | 4 |
| AS19930US | EQUINIX-EC-CH - Equinix, Inc. | 768 | 1 | 4 |
| AS33575US | TFINET-PUBLIC - The Franklin Institute Science Museum | 768 | — | 2 |
| AS13395US | SMART-CITY-SOCC - SMART CITY NETWORKS, LIMITED PARTNERSHIP | 768 | — | 2 |
| AS26043US | NATL-EDU - National Education Association | 768 | — | 3 |
| AS53779US | BOMGAR - Bomgar Corporation | 768 | 6 | 9 |
| AS26096US | LODDEN - Lodden Services | 768 | — | 3 |
| AS16429US | TGNA-WCSH - TEGNA Inc. | 768 | — | 3 |
| AS54583US | 54583 - American College of Surgeons | 768 | — | 3 |
| AS36669US | SONIC-MSM-DATACENTER - AMERICAN ESOTERIC LABORATORIES | 768 | — | 3 |
| AS188US | SAIC-AS-188 - SAIC | 768 | — | 3 |
| AS32030US | VOIPSTER - VoIPster Communications, INC. | 768 | 3 | 6 |
| AS14354US | WACHTER-AS1 - Wachter Technology Solutions | 768 | — | 2 |
| AS400279US | REVELYST-OPERATIONS - Revelyst Operations | 768 | — | 3 |
| AS63071US | STAFFORDCOUNTYPUBLICSCHOOLS - Stafford County Public Schools | 768 | — | 3 |
| AS16825US | DIRECTLINK - Directlink Technologies Corp. | 768 | — | 3 |
| AS46178US | IVIT-1 - Integrity Virtual IT, Inc. | 768 | — | 2 |
| AS55080US | EMERGE212 - Emerge212 | 768 | — | 3 |
| AS14509US | AS14509 - AMC | 768 | — | 3 |
| AS401824US | CORITAN - Coritan LLC | 768 | — | 3 |
| AS36365US | NEOVEST-US - Neovest, Inc | 768 | — | 3 |
| AS21711US | MAXTEL-USA-01 - Maxtel USA Corp | 768 | — | 3 |
| AS32661US | OLD-NATIONAL-BANCORP - Old National Bancorp | 768 | — | 2 |
| AS40956US | NORTHWOOD-UNIVERSITY - Northwood University | 768 | — | 3 |
| AS54005US | Z-CLOUD - ZPro Solutions | 768 | — | 3 |
| AS11954US | BAYVIEW-FINANCIAL-INETOPS - Bayview Financial, LP | 768 | — | 3 |
| AS36579US | WESH-TV - Hearst-Argyle Television, Inc. | 768 | — | 3 |
| AS18489US | VTLA - NTT Global Networks Incorporated | 768 | — | 3 |
| AS14306US | GLAXOSMITHKLINE - GlaxoSmithKline | 768 | — | 3 |
| AS23384US | REEDTECH - Reed Technology and Information Services, Inc. | 768 | — | 3 |