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 | 23,961 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,299 |
| 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.
32,159 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 233 |
| 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 | 1,998 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,341 |
| 1.3K |
| 1 |
| 6 |
| AS14160US | PREMIUMTELECOM - Premium Hosting, Inc. | 1.3K | — | 5 |
| AS11296US | INDEPENDENT-HEALTH - Independent Health Association, Inc. | 1.3K | — | 2 |
| AS33733US | CASTRO-TELECOM - CASTRO TELECOM LLC | 1.3K | — | 2 |
| AS22208US | CTC-AS - Chicago Trading Company | 1.3K | 65.8K | 8 |
| AS1638US | MCC-CAMPUS - Mott Community College | 1.3K | — | 2 |
| AS36088US | YAHOO-BCST-AC2 - Yahoo Holdings Inc. | 1.3K | 1 | 6 |
| AS13410US | MSTRARIN-1 - Microstrategy, Inc. | 1.3K | — | 5 |
| AS40033US | RED-SPECTRUM - Red-Spectrum Communications | 1.3K | 65.5K | 6 |
| AS393806US | JOHNSON-COUNTY-KANSAS - Johnson County Kansas | 1.3K | — | 4 |
| AS55009US | ROUTER12 - Router12 Networks LLC | 1.3K | — | 4 |
| AS30622US | VENABLE - Venable LLP | 1.3K | — | 5 |
| AS23152US | NDC-INTERNET1-AS - Nissan North America, Inc. | 1.3K | — | 5 |
| AS40661US | ESC6-NET - Education Service Center, Region VI | 1.3K | — | 2 |
| AS398373US | SERVERDESTROYERS - Server Destroyers LLC | 1.3K | — | 2 |
| AS46407US | AS-VULTR3 - The Constant Company, LLC | 1.3K | 3 | 7 |
| AS32161US | CCBILL-ASN2 - CCBill | 1.3K | — | 3 |
| AS923US | HWS - Aconite Systems LLC | 1.3K | 2 | 4 |
| AS13580US | SOUTHERN-NETWORK-SERVICES - Parish Broadband | 1.3K | 65.5K | 3 |
| AS400975US | CNMEC-001 - Central New Mexico Electric Cooperative, Inc. | 1.3K | 69.6K | 4 |
| AS22330US | CATALINAMKT - Catalina Marketing Corporation | 1.3K | — | 5 |
| AS399359US | MAX - Maxcy | 1.3K | — | 5 |
| AS33593US | HARRIS-BANK - Harris Trust & Savings Bank | 1.3K | — | 5 |
| AS3073US | CITI7 - Citigroup Inc. | 1.3K | — | 5 |
| AS18745US | CWPS-WDC - CWPS | 1.3K | — | 5 |
| AS19281US | QUAD9-AS-1 - Quad9 | 1.3K | 1 | 6 |
| AS32974US | ASN-GHC - Kaiser Foundation Health Plan, Inc. | 1.3K | — | 5 |
| AS206070US | MROUTE Master Route LLC | 1.3K | — | 2 |
| AS36198US | THE-ZNSL-NETWORK - ZDM Network Solutions LLC | 1.3K | 9 | 7 |
| AS20213US | GIFFORD-WIRELESS - Gifford Wireless Inc | 1.3K | 1K | 6 |
| AS32771US | DNSIMPLE - DNSimple Corporation | 1.3K | 9 | 14 |
| AS13916US | PROOFPOINT-UT7 - Proofpoint, Inc. | 1.3K | 3 | 7 |
| AS62598US | REI-TEL - Re-invent Telecom, LLC | 1.3K | — | 5 |
| AS400201US | AS-SFLSC - SFLSC, LLC | 1.3K | — | 2 |
| AS16807US | KYN-EVENTS - Kyndryl | 1.3K | — | 5 |
| AS15277US | HILLINTL-USMRL1 - Hill International, Inc. | 1.3K | — | 5 |
| AS17060US | E-NETWORKS - NBCUniversal | 1.3K | — | 5 |
| AS211739US | NewsTech-EMEA Dow Jones & Company, Inc. | 1.3K | — | 5 |
| AS14556US | PTC - Pilot Travel Centers, LLC | 1.3K | — | 5 |
| AS30708US | RAAPID-CORE - RAAPID Technical Services | 1.3K | — | 2 |
| AS40042US | SUFFOLK-COUNTY-GOVERNMENT - Suffolk County Government | 1.3K | — | 4 |
| AS33516US | WPP-ET-CAMPUS-3WTC - The Ogilvy Group, LLC | 1.3K | — | 4 |
| AS400585US | MBI-ASN01 - Michael Baker International, Inc. | 1.3K | — | 5 |
| AS21726US | RGTS-JFK - Convergeone Unified Technology Solutions, Inc. | 1.3K | — | 5 |
| AS55265US | VITAS-HOSPICE-SMY-SCOTTS - Vitas Healthcare Corporation | 1.3K | — | 4 |
| AS17245US | APEX - Apex Clearing Solutions, LLC | 1.3K | — | 4 |
| AS395911US | MDLIVE-1 - Maryland Live! Casino | 1.3K | — | 5 |