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 | 25,285 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 642 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,310 |
| 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.
32,244 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 | 992 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,356 |
| 1K |
| — |
| 4 |
| AS398252US | BRC-YORKNE-01 - Big Red Communications LLC | 1K | — | 4 |
| AS395462US | MILLER-ASN - Miller Telephone Company | 1K | — | 1 |
| AS63185US | IQVIA-ATLANTA - IQVIA Holdings Inc | 1K | — | 4 |
| AS1034US | AMS-BTC-CRAY - HEWLETT PACKARD ENTERPRISE COMPANY | 1K | — | 1 |
| AS30685US | KITS-AKR-OH-DC1 - KIEHL IT SERVICES, LLC | 1K | 4.1K | 4 |
| AS53893US | EARTHWAVESVCS - Earthwave Services, LLC | 1K | 65.5K | 2 |
| AS396120US | DONUTSHIELD - DonutSMP | 1K | — | 3 |
| AS19833US | ABAATLASN1 - Abacus Solutions, LLC | 1K | — | 2 |
| AS27639US | TEVA-NA - Teva Pharmaceuticals USA, INC | 1K | — | 3 |
| AS393298US | FITELCO-7001 - Fishers Island Telephone Corp. | 1K | 65.5K | 5 |
| AS55024US | WSCC-AS1 - Walters State Community College | 1K | — | 3 |
| AS54313US | TELCENTREX - Telcentrex LLC | 1K | — | 4 |
| AS10359US | EPICSYS - Epic Systems Corporation | 1K | 1 | 2 |
| AS26341US | CORELIGHTNET-CLOUD - Corelight, Inc. | 1K | 1 | 5 |
| AS396966US | CESL-21-ASN-396966 - Claro Enterprise Solutions, LLC | 1K | 8 | 12 |
| AS47063US | SWITCHSPACE - Switchspace Inc. | 1K | — | 4 |
| AS394688US | QUINNIPIAC-UNIVERSITY - Quinnipiac University | 1K | — | 4 |
| AS19264US | TELECURVE - TeleCurve, LLC | 1K | — | 1 |
| AS26252US | LNA-AS - Legrand North America, Inc. | 1K | — | 3 |
| AS393959US | ABIT - AdvancedBITS, Inc | 1K | — | 3 |
| AS27297US | PGTECHNOLOGY - PG TECHNOLOGY, INC. | 1K | — | 4 |
| AS396507US | EMERALD-ONION - Emerald Onion | 1K | 4.1K | 7 |
| AS33186US | DAVITTACLINK - DaVita HealthCare Partners Inc. | 1K | 1 | 5 |
| AS22253US | IHIRELLC - IHIRE LLC | 1K | — | 1 |
| AS400571US | CADENCE-ATL - CDNS | 1K | — | 4 |
| AS395700US | OMB-ASN - Executive Office Of The President | 1K | 8 | 9 |
| AS26079US | MOMENTUM-ACCESS-SMPMF - Momentum Telecom, Inc. | 1K | — | 4 |
| AS394009US | A10NETWORKS - A10 Networks Inc. | 1K | 256 | 5 |
| AS18865US | AS-INTUIX - Intuix LLC | 1K | 3 | 7 |
| AS33543US | NOBEL-129-33543 - NobelBiz, Inc. | 1K | — | 3 |
| AS14947US | RETN-US - RETN US LLC | 1K | — | 1 |
| AS32897US | CCPUD-NETWORKS - Chelan County Public Utility District No.1 | 1K | — | 1 |
| AS26538US | SINGLE-DIGITS - Single Digits, Inc. | 1K | — | 4 |
| AS23039US | BELLAMB - Bell Ambulance, Inc. | 1K | — | 4 |
| AS14465US | HITN-AS-1 - HITN | 1K | — | 1 |
| AS399193US | NAVAJO-TECHNICAL-UNIVERSITY - Navajotech | 1K | — | 1 |
| AS398871US | STRIVETECH-WA - StriveTech | 1K | 4.1K | 2 |
| AS2002US | KYN-GTS - Kyndryl | 1K | — | 2 |
| AS397889US | CARIBE-ASN - Caribe Royale | 1K | — | 4 |
| AS36601US | TNT - Terra Nova Telecom, Inc. | 1K | 65.5K | 4 |
| AS402289US | WEBGIST - Webgist LLC | 1K | — | 4 |
| AS398255US | GTS-AS-02 - GTS Securities, LLC | 1K | — | 3 |
| AS19458US | GLOBALSTAR-1 - Globalstar, Inc. | 1K | — | 4 |
| AS6947US | AMCITY - American City Business Journals | 1K | — | 4 |
| AS394012US | WGR-AS - Westgate Resorts Ltd | 1K | — | 4 |
| AS54411US | ONEGAS-BGP - ONE Gas, Inc. | 1K | — | 4 |