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 | 24,645 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 643 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,307 |
| 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.
32,220 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 | 3,890 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 2,006 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,364 |
| 256 |
| — |
| 1 |
| AS399578US | HTUL - Hillside (Shared Services US) LLC | 256 | — | 1 |
| AS32750US | GLEIM-ASN - Gleim Internet, Inc. | 256 | — | 1 |
| AS401019US | ZAVALA-COMMUNICATIONS - Zavala Communications LLC | 256 | — | 1 |
| AS395708US | PEARLANDTX - City of Pearland | 256 | — | 1 |
| AS30100US | ATLASWORLDGROUP-AS - Atlas Van Lines | 256 | — | 1 |
| AS397747US | DKM8-ARIN - The Reynolds and Reynolds Company | 256 | — | 1 |
| AS30615US | MITCHELL-INTERNATIONAL - Mitchell International | 256 | — | 1 |
| AS399840US | AKK-GROUP-INC - A&KK Group Inc | 256 | 1 | 2 |
| AS393811US | VDMS-US1 - Visual Data Media Services | 256 | — | 1 |
| AS394103US | AS-PINN - Pinnacle Associates, LTD | 256 | — | 1 |
| AS402097US | NTRS-MA5-P1 - The Northern Trust Company | 256 | — | 1 |
| AS395809US | 8451-PUBLIC - 84.51 LLC | 256 | — | 1 |
| AS1911US | DNIC-ASBLK-01910-01914 - United States Department of Defense (DoD) | 256 | — | 1 |
| AS25643US | NEWERA-01 - New Era Technology, Inc | 256 | — | 1 |
| AS12058US | HOTELS-LON - EXPEDIA, INC | 256 | — | 1 |
| AS10551US | RAPID-CITY-REGIONAL - Monument Health Rapid City Hospital, Inc. | 256 | — | 1 |
| AS19712US | ZOLL-CHELM - ZOLL Medical Corporation | 256 | 1 | 2 |
| AS3763US | AS-BELD-1 - BELD | 256 | 256 | 2 |
| AS46624US | BEEBE-MEDICAL-CENTER - Beebe Medical Center Inc. | 256 | — | 1 |
| AS402514US | CHRISTHOLM - Christholm | 256 | — | 1 |
| AS401555US | BLOCKCAST-CDN-01 - Blockcast Inc. | 256 | 1 | 2 |
| AS398185US | LAKESHORE-LEARNING - Lakeshore Learning Materials | 256 | — | 1 |
| AS46365US | CYANSYN - CYANSYN CO. | 256 | 4.1K | 2 |
| AS400278US | TFC-ASN-01 - TITLE FINANCIAL CORPORATION | 256 | — | 1 |
| AS26956US | OSG-SHIP-MANAGMENT-INC - OSG Ship Management, Inc | 256 | — | 1 |
| AS399069US | PENGUIN-POD - PENGUIN COMPUTING INC | 256 | — | 1 |
| AS14151US | ASN-ICI-ORG - Investment Company Institute | 256 | — | 1 |
| AS396884US | DELVAL-01 - Delaware Valley University | 256 | — | 1 |
| AS63169US | BMA - BMA MANAGEMENT SUPPORT CORPORATION | 256 | — | 1 |
| AS46511US | MMC-026 - UNIVERSAL HEALTH SERVICES | 256 | — | 1 |
| AS399182US | FICTIONPRESS - FICTIONPRESS INC. | 256 | — | 1 |
| AS47017US | JRFJ-USE - Unlimited Systems Engineering | 256 | — | 1 |
| AS399233US | SUMOFIBER-FLORIDA - Sumofiber | 256 | — | 1 |
| AS64282US | LINKSECURED-DEDICATED - LINKSECURED LLC | 256 | — | 1 |
| AS4888US | USPSOIG-AS1 - United States Postal Service Office of Inspector General | 256 | — | 1 |
| AS53588US | ATHOC-DC3 - AtHoc Inc | 256 | — | 1 |
| AS398072US | REGION7-ESC-DMAC - Region VII Education Service Center | 256 | — | 1 |
| AS63256US | NYSBC - New York Structural Biology Center, Inc. | 128 | — | 1 |
| AS3939US | NTTA-3936 - NTT America, Inc. | 32 | — | 1 |
| AS62925US | CRENET-ASN-01 - CRE NETWORK, LLC | — | 32 | 2 |
| AS26701US | AADS - NCRYPTD LLC | — | 1 | 1 |
| AS402339US | DISASTERTRIDENT-NETWORKS - DisasterTrident | — | 1 | 1 |
| AS142130US | NICONET-AS-US - NICHONET Inter-Continental Hosting Operation Network | — | 20 | 4 |
| AS153039US | PRONET-AS-AP - Protected Networks | — | 1 | 1 |
| AS218643US | MENGMENG-NETWORK MENGMENG NETWORK LLC | — | 15 | 15 |
| AS401898US | BLUE-STASIS - Blue Stasis Technology LLC | — | 1 | 1 |