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 |
| AS11945US | ASN-DEYOUNG - Corporation of the Fine Arts Museums | 256 | — | 1 |
| AS54961US | MITCHELL-INTERNATIONAL - Mitchell International | 256 | — | 1 |
| AS393392US | PNWUPRIMARYPUBLIC - Pacific Northwest University of Health Sciences | 256 | — | 1 |
| AS401255US | NORTHWEST-TOWERS-01 - Northwest Towers | 256 | — | 1 |
| AS401642US | CARVERAUTO - Carver Automation Corporation | 256 | 1 | 2 |
| AS35957US | IT-IS-WRITTEN - It Is Written, Inc. | 256 | — | 1 |
| AS31887US | TRINITYHEALTH-MIDATLANTIC - Trinity Health Corporation | 256 | — | 1 |
| AS397266US | PAPERLESSPOST - Paperless Inc | 256 | — | 1 |
| AS46229US | MDE - Million Dollar Elm Casino | 256 | — | 1 |
| AS397060US | VIN-01 - Veterinary Information Network, Inc. | 256 | — | 1 |
| AS393940US | ULTRADENT-PRODUCTS - Ultradent Products Inc | 256 | — | 1 |
| AS36862US | AS36862 - Green Mountain Technology, LLC | 256 | — | 1 |
| AS399406US | AS-BILL360 - Bill360, Inc. | 256 | — | 1 |
| AS399990US | NTT-GLOBAL-DATA-CENTERS-AMERICA-INC - NTT Global Data Centers Americas, INC. | 256 | — | 1 |
| AS400642US | NX-EDGE-NETWORK-LLC - NX Edge Network LLC | 256 | 1 | 2 |
| AS400621US | YUHSD-ISP - Yuma Union High School District #70 | 256 | — | 1 |
| AS395491US | RADIAN-GROUP-INC - Radian Group, Inc | 256 | — | 1 |
| AS62583US | CTMGMT - CT Management, Inc. | 256 | — | 1 |
| AS46711US | TRUEVALUE-ASN-01 - True Value Company, L.L.C. | 256 | — | 1 |
| AS401127US | TFBCI-WACO - Texas Farm Bureau Casualty Insurance Company | 256 | — | 1 |
| AS394884US | FAMOUS-SMOKE-AS - Famous Smoke Shop | 256 | — | 1 |
| AS397855US | ICSCLOUD-1 - Innovative Computer Solutions, Inc | 256 | — | 1 |
| AS19439US | REACH-MEDIA-LLC - Reach Media LLC | 256 | — | 1 |
| AS16745US | ADVANCED-RADIOLOGY-CONSULTANTS-LLC - Advanced Radiology Consultants, LLC | 256 | — | 1 |
| AS393285US | CTPF203 - Chicago Teachers Pension Fund | 256 | — | 1 |
| AS26013US | AMU-FL - Ave Maria University | 256 | — | 1 |
| AS25632US | NORTHBAYHEALTHCARECORP - NorthBay Healthcare Corporation | 256 | — | 1 |
| AS219051US | XND-NET X Next Digital LLC | 256 | 20 | 6 |
| AS394771US | THALESAVIONICS - Thales Avionics | 256 | — | 1 |
| AS400645US | AXXESS-NETWORKS2 - Axxess Networks LLC | 256 | — | 1 |
| AS402485US | AMCONSULTING - Adam | 256 | 16 | 2 |
| AS402336US | CHICFINDS - CHICFINDS | 256 | 1 | 2 |
| AS25724US | EXPENSEANYWHERE - Virtual Communications | 256 | — | 1 |
| AS402738US | CODAPT - CODAPT | 256 | — | 1 |
| AS206142US | InternetTV Internet TV, Inc. | 256 | — | 1 |
| AS23926US | YAHOO-INZ - INZ Edge site | 256 | 2 | 3 |
| AS46190US | KRMC - Kingman Regional Medical Center | 256 | — | 1 |
| AS36189US | NEILMEDAS - Neil Medical Group | 256 | — | 1 |
| AS396867US | ASN-KINGSWAY-01 - Kingsway Regional School District | 256 | — | 1 |
| AS399311US | FRONTIER-CORP - Frontier Networks Corp | 256 | — | 1 |
| AS13592US | CROWNCASTLE-AS13592 - Crown Castle Fiber LLC | 256 | — | 1 |
| AS395164US | NORTHERNLIGHT - Northern Light Single Point LLC | 256 | — | 1 |
| AS400466US | CCAP - County Commissioners Association of Pennsylvania | 256 | — | 1 |
| AS19802US | LANEPRESS - The Lane Press, Inc. | 256 | — | 1 |
| AS398498US | BANKOZK-ATL - Bank OZK | 256 | — | 1 |
| AS26382US | APAHQ - Allied Pilots Association | 256 | — | 1 |