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) | 227.4M | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 217.9M | 24,372 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 643 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,322 |
| 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.
32,235 autonomous systems registered to United States. Click an AS for detail.
| 72.9M |
| 229 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.6M | 3,906 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.9M | 2,006 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.7M | 4,275 |
| — |
| 0 |
| AS402468US | ENDURANCE-UT-ISP - Endurance, | — | — | 0 |
| AS402486US | HARRIS - The | — | — | 0 |
| AS402523US | LAMARCISD-DC1 - Lamar | — | — | 0 |
| AS402571US | WVLC - West | — | — | 0 |
| AS402572US | BRANDONFRANCOIS - BRANDONAVERYFRANCOIS | — | — | 0 |
| AS402583US | AZUSA-NET - azusa | — | — | 0 |
| AS402590US | INTERMOUNTAIN-IX - Ardent | — | — | 0 |
| AS402602US | HFS-01 - Hyperforge | — | — | 0 |
| AS402609US | TLS - TLS | — | — | 0 |
| AS402649US | CITY-OF-LARAMIE - City | — | — | 0 |
| AS402700US | CYBERBOOTH-VPN-PUBLIC-IPS - Cyber | — | — | 0 |
| AS402752US | WIREDCACHE-NETWORKS - WiredCache | — | — | 0 |
| AS402774US | JONESROTHPC - Jones | — | — | 0 |
| AS402847US | ENCIRCL-ESP-01 - Encircl | — | — | 0 |
| AS402857US | HTOCSL - Highland | — | — | 0 |
| AS402880US | GENESYS-CLOUD-00 - Genesys | — | — | 0 |
| AS402894US | GENESYS-CLOUD-00 - Genesys | — | — | 0 |
| AS402906US | REVISE-CLOTHING-01 - REVISE | — | — | 0 |
| AS402929US | FIGUREAI - Figure | — | — | 0 |
| AS402951US | DOUGLAS-TELECOM - Douglas | — | — | 0 |
| AS402987US | IPBGP - IPBGP | — | — | 0 |
| AS402992US | WORTHE-CORE - The | — | — | 0 |
| AS403021US | TSIS-SOVEREIGN - Tashri | — | — | 0 |
| AS403048US | WITTCO - WITTCO | — | — | 0 |
| AS403066US | INVISIBLE-INTERNET - Invisible-Internet, | — | — | 0 |
| AS403069US | DEVVENTURE - AutoSweet | — | — | 0 |
| AS41US | AS41 - National Aeronautics and Space Administration | — | — | 0 |
| AS76US | SDC-CAM-AS - Unisys Corporation | — | — | 0 |
| AS94US | DNIC-AS-00094 - Headquarters, USAISC | — | — | 0 |
| AS147US | DNIC-AS-00147 - United States Department of Defense (DoD) | — | — | 0 |
| AS152US | SRI-ACCATT-AS - SRI International | — | — | 0 |
| AS164US | DNIC-AS-00164 - United States Department of Defense (DoD) | — | — | 0 |
| AS178US | UMICH-AS-2 - University of Michigan | — | — | 0 |
| AS185US | MERIT-AS-5 - Merit Network Inc. | — | — | 0 |
| AS201US | CENTURYLINK-LEGACY-LVLT-201 - Level 3 Parent, LLC | — | — | 0 |
| AS218US | AFOTECPCNET-AS - Air Force Systems Networking | — | — | 0 |
| AS304US | SRIEXPRIGNET-AS - SRI International | — | — | 0 |
| AS311US | DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) | — | — | 0 |
| AS420US | AFCONC-BLOCK1-AS - Air Force Systems Networking | — | — | 0 |
| AS436US | AFCONC-BLOCK1-AS - Air Force Systems Networking | — | — | 0 |
| AS447US | AFCONC-BLOCK1-AS - Air Force Systems Networking | — | — | 0 |
| AS451US | AFCONC-BLOCK1-AS - Air Force Systems Networking | — | — | 0 |
| AS477US | AFCONC-BLOCK1-AS - Air Force Systems Networking | — | — | 0 |
| AS488US | AFCONC-BLOCK1-AS - Air Force Systems Networking | — | — | 0 |
| AS499US | AFCONC-BLOCK1-AS - Air Force Systems Networking | — | — | 0 |
| AS586US | GDSS-834ALD-AS - Air Force Systems Networking | — | — | 0 |