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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 |
| GESTALT - Gestalt |
| — |
| 1 |
| 1 |
| AS26636US | QUICKPACKET-3 - QuickPacket, LLC | — | 4.1K | 1 |
| AS63101US | AFLYCLOUD-NETWORK - AFLY CLOUD LLC | — | 2 | 2 |
| AS395893US | VCT-TECHNOLOGIES-LLC - VCT Holdings LLC | — | 1 | 1 |
| AS19418US | MNBRAININJURYALLIANCE - Minnesota Brain Injury Alliance | — | 1 | 1 |
| AS214085US | JUNIPERCIRCUIT-AS Eugene Lapidous | — | 1 | 1 |
| AS395250US | AS-BMSO365 - Bristol-Myers Squibb Company | — | 24 | 4 |
| AS402565US | JDKL - JDKL | — | 1 | 1 |
| AS396075US | TURN-AND-BURN-METALWORKS-LLC - Turn and Burn Metalworks, LLC | — | 18 | 3 |
| AS401106US | TECHIES365 - Techies365 | — | 3 | 3 |
| AS205398US | TYLER-OBRIEN Tyler Obrien | — | 298 | 28 |
| AS402696US | AS402696 - Elkhorn | — | 1 | 1 |
| AS51856US | SRSP-4-51856 - Aubrey Rose | — | 16 | 1 |
| AS200878US | CHRISP Christopher Thomas | — | 1 | 1 |
| AS396518US | BUILDJET - BUILDJET, INC. | — | 1 | 1 |
| AS950US | MILEHIGHWALRUS-ANYCAST - Milehighwalrus Network | — | 32 | 2 |
| AS62925US | CRENET-ASN-01 - CRE NETWORK, LLC | — | 32 | 2 |
| AS200556US | CADY-AS Ethan Cady | — | 259 | 4 |
| AS218789US | Soundvia-ASN Soundvia LLC | — | 1 | 1 |
| AS13696US | GLOBAL-X-NETWORK - NetFuture Technology LLC | — | 263 | 8 |
| AS402664US | EHOCGL - Evergreen | — | 2.6M | 5 |
| AS33760US | UWUNET - Ashton Holmes, Sole Proprietorship | — | 5 | 5 |
| AS400743US | SPACESHIP-LANDINGS - Spaceship Landings LLC | — | 1 | 1 |
| AS213424US | McKeeNet Jordan McKee | — | 1 | 1 |
| AS399196US | REDRAY-STUDIOS - REDRAY STUDIOS LLC | — | 3 | 3 |
| AS219534US | US-PLUSINFO PlusInfo LLC | — | 65.5K | 1 |
| AS401009US | JSMSR-NETWORK - JSMSR Network | — | 321 | 3 |
| AS6584US | MICROSOFT-GP-AS - Microsoft Corporation | — | 1 | 1 |
| AS29854US | WESTHOST - WestHost, Inc. | — | 65.5K | 1 |
| AS206699US | Zoey-Mertes Zoey Mertes | — | 5 | 5 |
| AS54441US | RAVENNACREEK-AS-1 - RAVENNA CREEK, LLC | — | 16 | 1 |
| AS33665US | CMCS - Comcast Cable Communications, LLC | — | 2 | 2 |
| AS13956US | RGTC-1 - Richland-Grant Telephone Cooperative, Inc. | — | 256 | 1 |
| AS394593US | MATROID - Matroid, Inc. | — | 1 | 1 |
| AS401649US | AS-CYRATECH-LAX - Cyratech Technologies LLC | — | 256 | 1 |
| AS207649US | DNDX Datong Sun | — | 2 | 2 |
| AS399011US | C3AERO - C3Aero LLC | — | 1 | 1 |
| AS402450US | JILLC-PRIMARY - ji's | — | 1 | 1 |
| AS32995US | LIBERTY-CHRISTIAN-SCHOOL-01 - Liberty Christian School | — | 1 | 1 |
| AS402667US | CL-2372-AS-1 - Croan, | — | 256 | 1 |
| AS197127US | OwO-Intranet-Services OwO Intranet Services LLC | — | 17 | 2 |
| AS402402US | CELL - Infoecell | — | 1M | 2 |
| AS212996US | ZEROAV-CUST Zero Attack Vector LLC | — | 65.8K | 3 |
| AS402792US | DVC-NET-1 - Divine | — | 3 | 2 |
| AS216250US | BENIOF-NET Benjamin Iofel | — | 16 | 1 |
| AS401113US | SCH-TEST-AS - RackGenius | — | 2 | 2 |
| AS203975US | Zorn-Technologies Zorn Technologies LLC | — | 1 | 1 |