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 | 24,555 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,303 |
| 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.
32,168 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 | 1,995 |
| AS701US | UUNET - Verizon Business | 43.6M | 994 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,354 |
| 512 |
| — |
| 1 |
| AS46739US | COLPIPE-EXT - Colonial Pipeline Company | 512 | — | 1 |
| AS11548US | HERITAGE-UNIV-AS - Heritage University | 512 | — | 2 |
| AS40061US | UL-ASN-LAX1 - UnitedLayer, LLC | 512 | 8.2K | 3 |
| AS54156US | CITY-OF-HUNTSVILLE - City of Huntsville | 512 | — | 2 |
| AS33377US | FHLBC - Federal Home Loan Bank of Chicago | 512 | — | 2 |
| AS5790US | NETMARKET - Trilegiant Corporation | 512 | — | 2 |
| AS14448US | 14448 - High Point University | 512 | — | 2 |
| AS401504US | LONG-BEACH-01 - City of Long Beach | 512 | — | 2 |
| AS401727US | MEOWNET - Aurora Development LLC | 512 | 768 | 5 |
| AS394376US | CAMTECH-BROADBAND - CamTech Broadband | 512 | — | 1 |
| AS397678US | RRIS-01 - Red Rock Information Security, LLC | 512 | — | 2 |
| AS46519US | LMI - Lantheus Medical Imaging, Inc. | 512 | — | 2 |
| AS31859US | ANGELINA-COUNTY - ANGELINA COUNTY | 512 | 1 | 2 |
| AS55284US | USAC-1 - Universal Service Administrative Company | 512 | — | 2 |
| AS16999US | WFSCORP - World Fuel Services Corporation | 512 | — | 2 |
| AS40532US | BUS-DATA-INC - Business Data, Inc. | 512 | — | 2 |
| AS395320US | LAKE-CHARLES-MEMORIAL-HOSPITAL - Lake Charles Memorial Hospital | 512 | — | 2 |
| AS1383US | ANSBB-ASNNET-2 - Verizon Business | 512 | — | 1 |
| AS33318US | AS-AHC-80 - Agfa HealthCare Corporation | 512 | — | 2 |
| AS36054US | GLG-AS---GERSON-LEHRMAN-GROUP - Gerson Lehrman Group, Inc. | 512 | — | 2 |
| AS395668US | EFM-ENTERPRISE-FLEET-MGMT - Enterprise Fleet Management, Inc | 512 | — | 2 |
| AS55046US | NGS-SDC - National Government Services, Inc. | 512 | — | 2 |
| AS14105US | NO - Secure IP | 512 | — | 2 |
| AS397440US | TAVANT-SC9-DATACENTER - Tavant Technologies, Inc. | 512 | — | 2 |
| AS21885US | AS1 - McLane Advanced Technologies, LLC | 512 | — | 1 |
| AS401921US | GRACE - Grace Money Co. | 512 | 2 | 4 |
| AS402180US | APPLIED-TECHNOLOGY - Applied Technology Group Inc. | 512 | — | 1 |
| AS11893US | LOLIGO-ASN - Loligo Cache Systems, Inc. | 512 | — | 2 |
| AS46364US | LAKEVIEW-LOAN-SERVICING - Lakeview Loan Servicing, LLC | 512 | — | 2 |
| AS398306US | CR-NETWORK-LLC - CR Network LLC | 512 | — | 1 |
| AS25836US | STERLING-JEWELERS - Sterling Jewelers Inc. | 512 | — | 2 |
| AS20286US | AMER-COLLEGE-OF-CARDIOLOGY-WASHINGTONDC - American College of Cardiology | 512 | — | 2 |
| AS12128US | ITS-HYDERABAD - Refinitiv US LLC | 512 | — | 2 |
| AS397589US | AMERICAN-DREAM-NJ - AMEREAM NJP, LLC | 512 | 65.5K | 2 |
| AS397401US | WILLIAM-HILL-01 - William Hill | 512 | — | 1 |
| AS14635US | VERMONT-STUDENT-ASSISTANCE-CORPORATION - Vermont Student Assistance Corporation | 512 | — | 2 |
| AS33416US | JMCGH-WTH-1950 - West Tennessee Healthcare | 512 | — | 2 |
| AS36581US | WJCL-TV - Hearst-Argyle Television, Inc. | 512 | — | 2 |
| AS33014US | MARLINLEASING - MARLIN LEASING CORPORATION | 512 | 1 | 3 |
| AS46799US | SOSASN1 - SOS | 512 | — | 2 |
| AS13510US | BAYSTATEHEALTH - Baystate Health, Inc. | 512 | — | 2 |
| AS27360US | KWIKTRIP-AS - Kwik Trip Inc. | 512 | 16 | 3 |
| AS54230US | COMMERCIALCOMMUNICATIONSINC - Commercial Communications, Inc. | 512 | — | 2 |
| AS401781US | HOSTPEPPER - HostPepper, LLC | 512 | — | 2 |
| AS36173US | KCI - Kinetic Concepts, Inc. | 512 | — | 2 |
| AS1077US | ACTIVEPURE-TECH-01 - ActivePure Technologies, LLC | 512 | — | 2 |