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 | 21,129 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 113.7M | 639 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,241 |
| 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 | 373 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 49.3M | 3,664 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.7M | 1,947 |
| AS701US | UUNET - Verizon Business | 43.6M | 1,000 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,375 |
| 1K |
| — |
| 1 |
| AS26869US | ASN-STPSB - ST. TAMMANY PARISH SCHOOL BOARD | 1K | — | 1 |
| AS63445US | CFG - Cetera Financial Group, Inc. | 1K | — | 3 |
| AS18830US | HMH-18830 - HMH | 1K | — | 3 |
| AS204890US | Pegasystems Pegasystems Inc. | 1K | — | 4 |
| AS10351US | ENERT - Enertron L.L.C. | 1K | — | 4 |
| AS21647US | LIGHTBOARD-SYRACUSE-IX - Lightboard Realty | 1K | 256 | 5 |
| AS395481US | SUNET - i SW, LLC | 1K | — | 1 |
| AS399080US | EQUILEND - EquiLend Holdings LLC | 1K | — | 3 |
| AS23409US | AS-FOFCOS - Focus on the Family | 1K | — | 3 |
| AS395174US | IMDC-APAC - Iron Mountain Data Center | 1K | 4.4K | 12 |
| AS27271US | URNA-1 - United Rentals (North America), Inc. | 1K | — | 3 |
| AS18976US | UNICOM-SYSTEMS-INC - UNICOM Systems Inc. | 1K | — | 4 |
| AS394138US | IQVIA-DURHAM-6A - IQVIA Holdings Inc | 1K | — | 1 |
| AS53426US | DNC - Delaware North Companies | 1K | — | 1 |
| AS30525US | GLS-CLT1-01 - Global Linking Solutions | 1K | 257 | 6 |
| AS40100US | ALURIUM - Alurium Hosting | 1K | — | 4 |
| AS26074US | FRESHDIRECTLLC - Fresh Direct, LLC | 1K | — | 4 |
| AS36432US | PRIMARYDATACENTER - Mirror Plus Technologies Inc. | 1K | — | 4 |
| AS400182US | 360-CONDOMINIUMS - 360 Condominiums | 1K | — | 1 |
| AS10580US | ARRIS-TECHNOLOGY-SD-NOC - ARRIS Technology, Inc. | 1K | — | 1 |
| AS396252US | CYBERANNEX - CYBERANNEX CORPORATION | 1K | — | 1 |
| AS18568US | BIDTELLECT - Bidtellect Inc. | 1K | — | 2 |
| AS32005US | THE-CHURCH-PENSION-GROUP - CHURCH PENSION GROUP SERVICES CORPORATION | 1K | — | 4 |
| AS46897US | RACKNET1 - Rack Wizards Inc | 1K | — | 1 |
| AS1702US | CCHICAGO-STATE-UNIVERSITY - CHICAGO STATE UNIVERSITY | 1K | — | 1 |
| AS208379US | APTN The Associated Press | 1K | — | 3 |
| AS53617US | ECSFI - ECS Financial Services, Inc. | 1K | — | 2 |
| AS393307US | CHSNJ-ASN1 - Cooper University Hospital | 1K | — | 2 |
| AS398437US | HOT-SPRINGS-TEL-01 - Hot Springs Telephone Company | 1K | 4.1K | 2 |
| AS39957US | PWP-ASN - Perella Weinberg Partners GP LLC | 1K | — | 4 |
| AS17285US | VIAMEDIA-LEX-KY - Viamedia, Inc. | 1K | — | 1 |
| AS203955US | VCSVCS VCSVCS Inc. | 1K | — | 4 |
| AS36253US | DCIUNET - Delaware County Intermediate Unit | 1K | — | 1 |
| AS54072US | ASN-CCC - Central Community College | 1K | — | 4 |
| AS62942US | CARRIERX-MI-01 - FreeConferenceCall.com | 1K | — | 3 |
| AS396121US | BAYER-BERKELEY - Bayer Corporation | 1K | — | 3 |
| AS46754US | FORTEX-DATACENTER-NJ - Fortex Technologies, Inc. | 1K | — | 4 |
| AS35923US | NCHC - KENVUE BRANDS LLC | 1K | — | 4 |
| AS23296US | LINCARE-HOLDINGS-INC - LINCARE INC | 1K | — | 4 |
| AS19388US | TEAM-CYMRU-3 - Team Cymru Inc. | 1K | 1 | 4 |
| AS397125US | BLOOSURF-ASN-01 - BLOOSURF LLC | 1K | — | 1 |
| AS30523US | BOK-FINANCIAL-CORPORATION - BOK Financial Corporation | 1K | — | 4 |
| AS55231US | 09172010 - Stratify IT, Inc. | 1K | — | 1 |
| AS400507US | CHARGER-ACCESS-ASN-01 - Charger Access, LLC | 1K | — | 4 |
| AS54380US | THOUGHTWAVE - ThoughtWave Technologies, Inc. | 1K | 65.6K | 9 |
| AS10974US | AS-10974 - Member Driven Technologies | 1K | — | 1 |