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 | 21,160 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 113.7M | 639 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,243 |
| 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 | 383 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 49.3M | 3,669 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.7M | 1,948 |
| AS701US | UUNET - Verizon Business | 43.6M | 998 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,372 |
| 256 |
| 256 |
| 2 |
| AS396927US | MCCUHOUTX - Members Choice Credit Union | 256 | — | 1 |
| AS26535US | AMDA - American Musical & Dramatic Academy Inc. | 256 | — | 1 |
| AS31754US | NORTHWEST-FINANCIAL-CORP - Northwest Financial Corp | 256 | — | 1 |
| AS394709US | HE-AS1 - HealthEdge Software, Inc. | 256 | — | 1 |
| AS399592US | IGO-TECHNOLOGY - iGo Technology, Inc. | 256 | — | 1 |
| AS398457US | ADVANTIS-CREDIT-UNION - Advantis Credit Union | 256 | — | 1 |
| AS10916US | FIRSTVOLUNTEER - First Volunteer Bank | 256 | — | 1 |
| AS401521US | KSWOTV - Gray Media, Inc. | 256 | — | 1 |
| AS53327US | CO-OPERATIVE-INSURANCE-COMPANIES - Co-operative Insurance Companies, inc. | 256 | — | 1 |
| AS395858US | RAVINIA-BGP - RAVINIA FESTIVAL ASSOCIATION | 256 | — | 1 |
| AS401667US | STG-PAASASN-01 - Scale Technology Group, Inc | 256 | — | 1 |
| AS394843US | TECH-OUTFITTER - Technology Outfitter, LLC | 256 | — | 1 |
| AS19243US | ACMLLC - Atlantic Coast Mortgage LLC | 256 | — | 1 |
| AS53411US | CENTRAL-SERVICE-ASSOCIATION - Central Service Association | 256 | — | 1 |
| AS63441US | AS63441 - Crown Castle Fiber LLC | 256 | — | 1 |
| AS46152US | SLG - SL Green Realty Corp | 256 | — | 1 |
| AS11726US | WBGAMES - WB Games Inc. | 256 | — | 1 |
| AS54584US | PMHC - Phelps Memorial Health Center | 256 | — | 1 |
| AS398222US | CITY-OF-WPB - City of West Palm Beach | 256 | 1 | 2 |
| AS394483US | DSS - Doyle Security Systems, Inc. | 256 | — | 1 |
| AS401804US | MAXWELL - Maxwell Telecom LLC | 256 | 1 | 2 |
| AS11574US | SFGNET-AS - San Francisco Baseball Associates LLC | 256 | — | 1 |
| AS55170US | LAYER2 - Layer 2 Networks, Inc. | 256 | — | 1 |
| AS393732US | BCS - Bogdan Computer Services Inc. | 256 | 4 | 5 |
| AS395900US | CAMBRIACOMPANYLLC - Cambria Company LLC | 256 | — | 1 |
| AS395206US | ROTARYCORP-ASN - Rotary Corporation | 256 | — | 1 |
| AS400973US | AIK-159 - UNIVERSAL HEALTH SERVICES | 256 | — | 1 |
| AS398934US | THOMSON-REUTERS - Thomson Reuters U.S. LLC | 256 | — | 1 |
| AS2020US | ADHESIVE-ASN - Adhesives Research, Inc. | 256 | — | 1 |
| AS7754US | MCAFEE - McAfee, LLC | 256 | — | 1 |
| AS393622US | PAFFORD-MEDICAL-SERVICES - PAFFORD MEDICAL SERVICES | 256 | — | 1 |
| AS13697US | SHG-AS - Saber Healthcare Group LLC | 256 | — | 1 |
| AS400315US | COLD-HEADING - Cold Heading Company | 256 | — | 1 |
| AS394152US | L3-DS - L Cube Strategic Support Services LLC | 256 | — | 1 |
| AS27291US | CDS - Century Data Service, Inc | 256 | — | 1 |
| AS395745US | SQPT-OPS-LLC-AS - SquarePoint Ops LLC | 256 | — | 1 |
| AS396275US | MHSH-GWY-BGP1 - Material Handling Systems, Inc. | 256 | — | 1 |
| AS23060US | CGGV-HOU - CGGVeritas Services (US) Inc. | 256 | — | 1 |
| AS11068US | HBMMJAS - Hanna, Brophy, MacLean, McAleer & Jensen, L.L.P | 256 | — | 1 |
| AS62965US | SAFECU-AS - SAFE CREDIT UNION | 256 | — | 1 |
| AS401274US | AWSOM - Alice L. Walton School of Medicine | 256 | — | 1 |
| AS36047US | STUDIO-PRODUCTIONS-NY - CBS Corporation | 256 | — | 1 |
| AS393479US | AACFCU-HQ - Army Aviation Center Federal Credit Union | 256 | — | 1 |
| AS62971US | COUNTY-OF-CHESTERFIELD-VA - County of Chesterfield | 256 | — | 1 |
| AS399321US | HELLO-DEFENDEDGE-01 - Defend Edge | 256 | — | 1 |
| AS11925US | RUESCH-CONSULTING - Ruesch Consulting, LLC | 256 | — | 1 |