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 | 3,134 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 219M | 23,681 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 645 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,370 |
| 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.
32,364 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 | 3,914 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 45M | 2,047 |
| AS701US | UUNET - Verizon Business | 43.6M | 996 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.8M | 4,503 |
| 256 |
| 3 |
| 4 |
| AS396525US | GDF-IL01 - Grecian Delight Foods, Inc | 256 | — | 1 |
| AS62920US | PRAIRIEPOWER - Prairie Power, Inc. | 256 | — | 1 |
| AS398499US | OVA-HQ - SL Green Realty Corp | 256 | 1 | 2 |
| AS46134US | AAA-MWG-UT - AAA-Arizona, Inc. | 256 | — | 1 |
| AS399699US | KCLI-01 - Kansas City Life Insurance Company | 256 | — | 1 |
| AS400160US | CITYOFYUMA-NET - City of Yuma | 256 | — | 1 |
| AS54015US | CHI-INT-PROD-MKT-NET - Chicago International Produce Market Condominium association | 256 | — | 1 |
| AS30378US | MIRON-CONST-01 - Miron Construction Co., Inc. | 256 | — | 1 |
| AS22917US | OFWL-AS - Olshan | 256 | — | 1 |
| AS32561US | AQUIRYN-LLC - Aquiryn LLC | 256 | — | 1 |
| AS21935US | EPSILONDATA50 - Epsilon Data Management LLC | 256 | — | 1 |
| AS33031US | HSB-BGP-ASN - HomeStreet, Inc | 256 | — | 1 |
| AS20208US | 8DWEB-01 - 8DWeb LLC | 256 | — | 1 |
| AS18639US | ABTASSOCIATES-AS - Abt Associates, Inc. | 256 | — | 1 |
| AS401155US | WIGELSWORTH - Wigelsworth Consulting Corp | 256 | 16 | 2 |
| AS393241US | OU-ASN - UNION OF ORTHODOX JEWISH CONGREGATIONS OF AMERICA | 256 | — | 1 |
| AS33433US | CLINICOMP - CLINICOMP INTERNATIONAL, INC. | 256 | — | 1 |
| AS16427US | MIRAEASSETUS-ASN - Mirae Asset Securities (USA) Inc. | 256 | — | 1 |
| AS398058US | ECCC-EDU - East Central Community College | 256 | — | 1 |
| AS54667US | DDAF-FTW - Dean Dorton | 256 | — | 1 |
| AS393935US | SCCU - Sierra Central Credit Union | 256 | — | 1 |
| AS32049US | SULLCROM - SULLCROM | 256 | — | 1 |
| AS402515US | PROTOTYPAL - Prototypal, | 256 | 256 | 2 |
| AS54024US | CFA-INSTITUTE - CFA Institute | 256 | — | 1 |
| AS400946US | AMI-PROD-00121 - AMI Entertainment LLC | 256 | — | 1 |
| AS32933US | CERES-UNIFIED-SCHOOL-DISTRICT - Ceres Unified School District | 256 | — | 1 |
| AS62923US | LWP-ASN - Lakeway Publishers, Inc. | 256 | — | 1 |
| AS402703US | AS-ACG - Atlantic | 256 | — | 1 |
| AS393804US | MIDLANDPAPER - Midland Paper Company | 256 | — | 1 |
| AS397844US | FORESCOUT - Forescout Technologies Inc. | 256 | — | 1 |
| AS396975US | CA - Centennial Arts | 256 | — | 1 |
| AS400726US | AIRHAWK-WIRELESS - Airhawk Wireless | 256 | — | 1 |
| AS400095US | CLOUDFLARENET - Cloudflare, Inc. | 256 | 1 | 2 |
| AS46390US | NABNY245 - National Australia Bank Limited | 256 | — | 1 |
| AS397945US | MTG - Madrone Technology Group Inc. | 256 | 4.1K | 2 |
| AS398332US | PPFULLWAN1 - Professional Plastics | 256 | — | 1 |
| AS26660US | CLAYCO - Clayco, Inc. | 256 | — | 1 |
| AS210305US | FRR-TESTLAB Network Device Education Foundation Inc | 256 | 1 | 2 |
| AS62789US | PDQATS-AS - PDQ Enterprises LLC | 256 | — | 1 |
| AS402018US | CONCENTRATE-01 - Concentrate AI, Inc. | 256 | 256 | 2 |
| AS4902US | CI-CCASN - CONSERVATION INTERNATIONAL FOUNDATION | 256 | — | 1 |
| AS400297US | XAI - X.AI | 256 | — | 1 |
| AS395001US | STATEOFMAINE-ASN1 - State of Maine | 256 | — | 1 |
| AS397761US | CISD-ASNNUMBER-01 - CORSICANA ISD | 256 | — | 1 |
| AS32403US | THE-HERITAGE-FOUNDATION - The Heritage Foundation | 256 | — | 1 |
| AS401253US | COG-MS - City of Gulfport | 256 | — | 1 |