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 | 3,139 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 211.2M | 21,162 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 113.7M | 639 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,243 |
| 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 | 383 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 49.3M | 3,670 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.7M | 1,950 |
| AS701US | UUNET - Verizon Business | 43.6M | 998 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,372 |
| 256 |
| — |
| 1 |
| AS53322US | AHALVORSEN-NET - Viking Global Investors LP | 256 | — | 1 |
| AS396514US | CI-AS - Carey International, Inc. | 256 | — | 1 |
| AS19503US | NYMAGDIA-LT-CL - Magnetar Capital LLC | 256 | 1 | 2 |
| AS401510US | IMG-ACADEMY - IMG Academy, LLC | 256 | 256 | 2 |
| AS400974US | HMG-MA-01 - Kia America, Inc. | 256 | — | 1 |
| AS397940US | FCG-AS-01 - Frederick County Government | 256 | — | 1 |
| AS36033US | MOON-AS - Moon Capital Master Fund Ltd. | 256 | — | 1 |
| AS393745US | WI-TRONIX-AS1 - Wi-Tronix LLC | 256 | — | 1 |
| AS22796US | CCC-HART - Campus Crusade for Christ, Inc. | 256 | 1 | 2 |
| AS393522US | AS-METROLIST-SAC - MetroList Services, Inc. | 256 | — | 1 |
| AS5641US | TVH-289 - UNIVERSAL HEALTH SERVICES | 256 | — | 1 |
| AS399432US | AS-MS-78058 - Blue Cross Blue Shield of Illinois or Blue Cross Blue Shield of Texas | 256 | — | 1 |
| AS53417US | RUDOLPHS-INC - Rudolph's, Inc. | 256 | — | 1 |
| AS399664US | EIS-ASN-01 - Eclipse Integrated Systems, Inc | 256 | — | 1 |
| AS397413US | SAISD - San Antonio Independent School District | 256 | — | 1 |
| AS54093US | NORTHERN-LIGHT-MAYO-HOSPITAL - Eastern Maine Healthcare Systems | 256 | — | 1 |
| AS401873US | STM-014 - UNIVERSAL HEALTH SERVICES | 256 | — | 1 |
| AS63141US | XACTLY-CORP - Xactly Corporation | 256 | — | 1 |
| AS13575US | WISCONSINPUBLICPOWER - Wisconsin Public Power, Inc. | 256 | — | 1 |
| AS54016US | DN-VA - Diebold Nixdorf, Incorporated | 256 | — | 1 |
| AS25675US | MORPHEUS - Morpheus Data LLC | 256 | — | 1 |
| AS10595US | MAUSWERKS - Mauswerks, LLC. | 256 | 4.1K | 2 |
| AS394052US | TUSCANO-NET - W.N. Tuscano Agency | 256 | — | 1 |
| AS14096US | FIRSTRATE-ARL-TEXAS-AS - First Rate, Inc. | 256 | — | 1 |
| AS394257US | SPRINGFIELDCLINIC - Springfield Clinic, LLP | 256 | — | 1 |
| AS32124US | CONTINENTALMILLS-EXT - CONTINENTAL MILLS | 256 | — | 1 |
| AS26419US | BDA-INC - BDa | 256 | — | 1 |
| AS19253US | SBAINC-AS - SBA, Inc | 256 | — | 1 |
| AS399348US | JEANCOMPUTECH-CORPORATION - JeanComputech Corporation | 256 | — | 1 |
| AS63379US | MNSCA - Sun Country Airlines | 256 | — | 1 |
| AS54537US | STOCKMAN-BANK-19 - Stockman Bank of Montana | 256 | — | 1 |
| AS11819US | NF-SMITH-ASSOCIATES - Smith & Associates | 256 | — | 1 |
| AS393453US | SMILEDIRECTCLUB-1 - Smile Direct Club, LLC | 256 | — | 1 |
| AS50842US | SERVERFORGE - ServerForge LLC | 256 | 128 | 3 |
| AS18437US | PITT-OHIO-EXPRESS-AS - Pitt-Ohio Express, LLC. | 256 | 3 | 4 |
| AS13465US | SAMHOUSTONEC - Sam Houston Electric Cooperative, Inc. | 256 | — | 1 |
| AS26431US | HAPPYPEERING - Happy Telecommunications LLC | 256 | 32 | 3 |
| AS20402US | LL-942-20402 - LEDVANCE | 256 | — | 1 |
| AS7850US | TN-ASN-CL - Tarakona Networks, LLC | 256 | — | 1 |
| AS30671US | DATABRIDGE - Data Bridge Limited | 256 | 1 | 2 |
| AS46921US | SMITHGROUP-ASN - SMITHGROUP Companies, Inc. | 256 | — | 1 |
| AS55061US | IEX-MARKET-1 - IEX Group, Inc. | 256 | — | 1 |
| AS399661US | INJ-LLC - INJ LLC | 256 | — | 1 |
| AS54924US | NAROPA-UNIVERSITY-BOULDERMAIN - NAROPA UNIVERSITY | 256 | — | 1 |
| AS33648US | INTERNET-LLC - Patriot Broadband | 256 | 1.5K | 7 |
| AS32928US | ITECHTOOL-ASN-LAH - ITechTool Incorporated | 256 | — | 1 |