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 | 3,134 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 218.2M | 25,525 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 642 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,309 |
| 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.
32,245 autonomous systems registered to United States. Click an AS for detail.
| 73M |
| 232 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.6M | 3,898 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 2,000 |
| AS701US | UUNET - Verizon Business | 43.6M | 991 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,357 |
| 768 |
| — |
| 3 |
| AS397757US | BACKROADS-BROADBAND - Backroads Broadband | 768 | — | 2 |
| AS33596US | BRUNSWICKCORPORATION - Brunswick Corporation | 768 | — | 3 |
| AS54005US | Z-CLOUD - ZPro Solutions | 768 | — | 3 |
| AS20139US | SSNC-MS - SS&C Technologies, Inc. | 768 | — | 3 |
| AS13464US | CPLP-ASN - Centerbridge Partners, L.P. | 768 | — | 3 |
| AS400383US | HUMBLE-BRIDGER-1 - Denson Technologies | 768 | 257 | 5 |
| AS26808US | UTICA-COLLEGE - Utica University | 768 | — | 3 |
| AS14729US | THRIVE-SE1 - Thrive Operations, LLC | 768 | — | 2 |
| AS30553US | THOREK-30553 - Thorek Memorial Hospital | 768 | — | 3 |
| AS401839US | PYRO - Pyro Inc. | 768 | — | 3 |
| AS36523US | FCBT-AS - Farm Credit Bank of Texas | 768 | — | 3 |
| AS40057US | GAAQUA - Georgia Aquarium, INC. | 768 | — | 3 |
| AS31816US | NMDP - National Marrow Donor Program | 768 | — | 3 |
| AS400213US | COMANDSOLUTIONS - COMAND Solutions, Inc | 768 | — | 3 |
| AS219474US | GRAV-AS GravHosting LLC | 768 | 1.3K | 5 |
| AS33575US | TFINET-PUBLIC - The Franklin Institute Science Museum | 768 | — | 2 |
| AS1072US | PAYWARD-ASN-01 - Payward, Inc. | 768 | — | 3 |
| AS401538US | NOVA86 - Nova86 | 768 | 8.2K | 9 |
| AS19186US | GMCHOSTING-01 - GMCHOSTING LLC | 768 | — | 3 |
| AS15027US | FH-ASN-15027 - Foley Hoag LLP | 768 | — | 3 |
| AS16825US | DIRECTLINK - Directlink Technologies Corp. | 768 | — | 3 |
| AS62735US | LA-CARE-ASN - L.A. CARE COMMUNITY HEALTH | 768 | — | 3 |
| AS15229US | EDFTNA - EDF Trading North America, LLC | 768 | — | 3 |
| AS53699US | PANAMAX-ASN - Panamax Inc | 768 | — | 3 |
| AS394199US | CEPC-AS1 - Central Electric Power Cooperative | 768 | — | 3 |
| AS399088US | NVENERGY-1 - Nevada Power Company | 768 | — | 3 |
| AS20020US | POWERNET - Power Systems Computers | 768 | — | 2 |
| AS4892US | APPLIEDUK-CLOUD-04 - APPLIED SYSTEMS, INC | 768 | — | 3 |
| AS36579US | WESH-TV - Hearst-Argyle Television, Inc. | 768 | — | 3 |
| AS12082US | NWN-CORPORATION - NWN Corporation | 768 | — | 3 |
| AS398927US | FRANCIS-TUTTLE-TECHNOLOGY-CENTER - Francis Tuttle Technology Center School District #21 | 768 | — | 3 |
| AS22961US | ATHERAL - Atheral LLC | 768 | — | 3 |
| AS402035US | SGTLABS - Sergeant Laboratories, Inc | 768 | — | 3 |
| AS63345US | DKM1-ARIN - The Reynolds and Reynolds Company | 768 | — | 3 |
| AS63321US | AS-RAC - Rent-A-Center Inc. | 768 | — | 2 |
| AS399883US | CODEFORHOST-AS-ARIN - CodeforHost Inc | 768 | 3 | 6 |
| AS400725US | ZEPHYR-MONITORS-LLC - Zephyr Monitors LLC | 768 | 65.5K | 4 |
| AS46568US | HORMELFOODS - Hormel Foods Corporation | 768 | — | 3 |
| AS400064US | QUESTAVOLTA - Questa Volta | 768 | — | 2 |
| AS6598US | WIREDWATERS - Wired Waters, Inc. | 768 | — | 2 |
| AS14598US | YCP-ASN - York College of Pennsylvania | 768 | 4.1K | 4 |
| AS31759US | LARABIDA - La Rabida Hospital | 768 | — | 3 |
| AS32834US | CHILDRENS-MEDICAL-CENTER - Children's Medical Center of Dallas | 768 | — | 3 |
| AS25855US | ETS-TELCO - ETS TELECOM | 768 | — | 2 |
| AS396524US | GMF-AS-1 - GM Financial | 768 | — | 2 |
| AS393958US | CUSHWAKE-AMER2 - Cushman & Wakefield | 768 | — | 3 |