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 | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 218M | 24,540 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,305 |
| 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.
32,187 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 232 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.5M | 3,885 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 2,002 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,362 |
| 256 |
| — |
| 1 |
| AS133052US | FXCM-ASIA-AS-AP - FX Corporate LLC | 256 | — | 1 |
| AS40902US | CURTISS-WRIGHT-EMS - Curtiss-Wright Electro-Mechanical Corporation | 256 | — | 1 |
| AS401517US | APEX-EQUINIX-ASN - Apex Systems, LLC | 256 | — | 1 |
| AS46226US | AS46226 - Acciona Energy North America Corporation | 256 | — | 1 |
| AS207169US | Brayden-Net Brayden Herrell | 256 | — | 1 |
| AS32551US | KOHLBERG - Kohlberg & Co., L.L.C. | 256 | — | 1 |
| AS21511US | NCSBN - NCSBN, Inc. | 256 | — | 1 |
| AS18656US | TELESIGN01 - Telesign Corp. | 256 | — | 1 |
| AS395664US | ALTIUS-INSTITUTE-FOR-BIOMEDICAL-SCIENCES - Altius Institute for Biomedical Sciences | 256 | — | 1 |
| AS11180US | AS-TIERP-11180 - TierPoint, LLC | 256 | — | 1 |
| AS400663US | RAOTTDI - Tallahassee Diagnostic Imaging | 256 | — | 1 |
| AS53970US | SELMED-1 - Select Medical Corporation | 256 | — | 1 |
| AS393592US | IDSD - Bonneville Joint School District no. 93 | 256 | — | 1 |
| AS400478US | STMBOYD-NET - Stephen M Boyd Development Limited Liability Company | 256 | 1 | 2 |
| AS53889US | WJY - WJY LLC | 256 | 256 | 2 |
| AS16846US | HPN-WF-ND-NET - High Point Networks | 256 | — | 1 |
| AS27335US | BLUERIDGE-01 - Blueridge Capital, L.L.C. | 256 | — | 1 |
| AS394592US | DDAF-LEX - Dean Dorton | 256 | 1 | 2 |
| AS54196US | VERABRADLEYDESIGNS - Vera Bradley Designs, INC. | 256 | — | 1 |
| AS33599US | RELIABLE-REPORTS-OF-TEXAS-INC - Reliable Reports of Texas, Inc. | 256 | — | 1 |
| AS22509US | BANFIELD - Banfield | 256 | — | 1 |
| AS54345US | FARM-BUREAU-MUTUAL-INSURANCE-OF-IDAHO-01 - FARM BUREAU MUTUAL INSURANCE COMPANY OF IDAHO | 256 | 1 | 2 |
| AS402491US | AS-CERTUS - Certus | 256 | 4.1K | 2 |
| AS400505US | HARRIS-AS-02 - HARRIS & HARRIS, LTD. | 256 | — | 1 |
| AS14503US | STOWERS-RESOURCE-MANAGEMENT - Stowers Resource Management Inc | 256 | — | 1 |
| AS402229US | ARIA-JAMES - Aria and James | 256 | — | 1 |
| AS47244US | IXGATE MEDIA PLUS SOLUTION INC | 256 | — | 1 |
| AS53642US | CCUSD-301 - Central Community Unit School District 301 | 256 | — | 1 |
| AS394982US | NIS - Network Innovation Solutions Inc. | 256 | — | 1 |
| AS397337US | KTS-DC-1 - Keytel Systems | 256 | — | 1 |
| AS36338US | BUCKS - Milwaukee Bucks, LLC | 256 | — | 1 |
| AS62565US | INXOPEN - INX Open LLC | 256 | — | 1 |
| AS402223US | MLX-JYA-AS - MOLEX LLC | 256 | — | 1 |
| AS393547US | AS393547 - San Diego County Credit Union | 256 | — | 1 |
| AS204644US | PDQ-RIPE PDQ.COM CORPORATION | 256 | — | 1 |
| AS22119US | LEE-EQ1 - Lee Equity Partners LLC | 256 | — | 1 |
| AS16655US | HARTWICK-01 - Hartwick College | 256 | — | 1 |
| AS396164US | BHFCU-ASN-1 - Black Hills Federal Credit Union | 256 | — | 1 |
| AS27558US | FAR-ASN - Florida Assoc of Realtors | 256 | — | 1 |
| AS23232US | DORMAN - Dorman Trading, L.L.C. | 256 | — | 1 |
| AS397837US | GEICO-CNAB - GEICO | 256 | — | 1 |
| AS399344US | DISNEY-TELEVISION-STUDIOS - Disney Worldwide Services, Inc. | 256 | — | 1 |
| AS16402US | HKUSA - Human Kinetics, Inc. | 256 | — | 1 |
| AS401279US | FREECLOUD-01 - Free Cloud Information Technology Co., LTD | 256 | — | 1 |
| AS13827US | WASHPOST - Washington Post | 256 | — | 1 |
| AS399436US | CORTLAND-COUNTY - Cortland County Health Department | 256 | — | 1 |