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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 | 23,695 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 643 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,300 |
| 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.
32,143 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 | 3,820 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 1,994 |
| AS701US | UUNET - Verizon Business | 43.6M | 995 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,278 |
| PEER1-1031 - PEER 1031 LLC |
| — |
| 1 |
| 1 |
| AS61387US | Cloudco-LLC Cloudco LLC | — | 1 | 1 |
| AS35848US | GRIZZLINK - 20C, LLC | — | 16 | 1 |
| AS212990US | CHANDLER-WILLOUGHBY-AS Jacob Chandler Willoughby | — | 1 | 1 |
| AS200690US | YOURSUNNY-AS Junxiao Shi | — | 39 | 9 |
| AS177US | UMICH-AS-1 - University of Michigan | — | 2 | 2 |
| AS207556US | SERVERFORGE - ServerForge LLC | — | 64 | 1 |
| AS402739US | SWELL-INTERNET - Swell | — | 1.3K | 5 |
| AS398394US | DF-HADDEN - DF Supply, Inc. | — | 1 | 1 |
| AS216357US | INFINITIUM-AS216357 INFINITIUM CORPORATION | — | 2 | 2 |
| AS213073US | BYTESIZE Bytesize Internet LLC | — | 1 | 1 |
| AS401932US | ELEMONO-AS - Elemono LLC | — | 4 | 4 |
| AS396563US | VRSN-AC50-340 - VeriSign Global Registry Services | — | 1 | 1 |
| AS401389US | OWO-AS - OwO Network, LLC | — | 1 | 1 |
| AS40253US | ELYSIA-ROOT-LC - Elysia Root L.C. | — | 3 | 3 |
| AS19451US | ELECTROCLOUD - Electro Cloud | — | 65.5K | 1 |
| AS402565US | JDKL - JDKL | — | 1 | 1 |
| AS211233US | Ronsor-LLC Ronsor LLC | — | 17 | 2 |
| AS402577US | VIXNET - Snark | — | 1 | 1 |
| AS402450US | JILLC-PRIMARY - ji's | — | 1 | 1 |
| AS207071US | FOX-NETWORK-AS Joshua Jones | — | 3 | 3 |
| AS40792US | CYBERVERSE - CYBERVERSE | — | 1 | 1 |
| AS399624US | LECTRON - Lectron | — | 256 | 1 |
| AS206493US | YUKI-SYSTEMS-AS Alexander Neustadter | — | 1 | 1 |
| AS395893US | VCT-TECHNOLOGIES-LLC - VCT Holdings LLC | — | 1 | 1 |
| AS153039US | PRONET-AS-AP - Protected Networks | — | 1 | 1 |
| AS208884US | FL-791-208884 - flew | — | 1 | 1 |
| AS203069US | Thomas-Brown Thomas Riley Brown | — | 65.8K | 6 |
| AS214085US | JUNIPERCIRCUIT-AS Eugene Lapidous | — | 1 | 1 |
| AS395661US | USENET-SOLUTIONS - Usenet Solutions LLC | — | 3 | 3 |
| AS401431US | BLUE-QUARTZ-0 - Blue Quartz | — | 6 | 6 |
| AS16926US | KITTY-NETWORK - KittyTransit LLC | — | 80 | 5 |
| AS401637US | APRILNEA - AprilNEA LLC | — | 1 | 1 |
| AS22729US | PETERSON-FARMS-01 - Peterson Farms, Inc. | — | 15 | 14 |
| AS396075US | TURN-AND-BURN-METALWORKS-LLC - Turn and Burn Metalworks, LLC | — | 18 | 3 |
| AS400883US | CHECK-POINT-INC-01 - Check Point Software Technologies Inc. | — | 1 | 1 |
| AS396518US | BUILDJET - BUILDJET, INC. | — | 1 | 1 |
| AS2010US | INFONET6 - INFONET Services Corporation | — | 1 | 1 |
| AS21687US | AS21687 - Crown Castle Fiber LLC | — | 1.5K | 3 |
| AS139242US | CSL-AS-AP - Cloudflare Sydney, LLC | — | 2 | 2 |
| AS402696US | AS402696 - Elkhorn | — | 1 | 1 |
| AS402613US | MILAN-US-WEST-CALIFORNIA - Milaneum, | — | 4.1K | 1 |
| AS14482US | LAB47 - Lab47 | — | 256 | 1 |
| AS401898US | BLUE-STASIS - Blue Stasis Technology LLC | — | 1 | 1 |
| AS400743US | SPACESHIP-LANDINGS - Spaceship Landings LLC | — | 1 | 1 |
| AS213424US | McKeeNet Jordan McKee | — | 1 | 1 |
| AS400522US | ROOTCLOUD - rootcloud LLC | — | 8.9M | 33 |