Loading…
How United States ranks worldwide on dormant space, the transfer market, routing security and address density.
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) | 227.7M | 3,136 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 210.5M | 20,695 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 113.7M | 639 |
| AS721US | DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD) | 73.1M | 229 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC |
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.
31,994 autonomous systems registered to United States. Click an AS for detail.
| 68.2M |
| 345 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 66.4M | 1,107 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 47.9M | 3,573 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.7M | 1,926 |
| AS701US | UUNET - Verizon Business | 43.6M | 1,000 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.2M | 4,508 |
| 73K |
| 2 |
| 11 |
| AS11333US | CYBERTRAILS - CyberTrails | 73K | — | 16 |
| AS36548US | ASCOJ - City of Jacksonville, Florida | 72.8K | — | 30 |
| AS37US | DNIC-AS-00037 - Navy Network Information Center (NNIC) | 72.7K | 1 | 18 |
| AS63182US | RAPIDSCALE - RapidScale, Inc | 72.4K | — | 50 |
| AS14890US | HAYBOONET - Haynes and Boone, L.L.P. | 72.4K | — | 7 |
| AS63410US | PRIVATESYSTEMS - PrivateSystems Networks | 72.4K | 1.4K | 45 |
| AS15267US | 702COM - 702 Communications | 72.4K | 131.1K | 24 |
| AS32851US | WAL-MART-2 - Wal-Mart Stores, Inc. | 72.4K | — | 22 |
| AS10349US | TULANE - Tulane University | 72.4K | — | 15 |
| AS17094US | MUTOMAHA-I - Mutual of Omaha Insurance Company | 72.2K | — | 10 |
| AS366US | DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) | 72.2K | 257 | 19 |
| AS57976US | BLIZZARD Blizzard Entertainment, Inc | 71.9K | 65.6K | 184 |
| AS22216US | SIEMENS-PLM - Siemens Corporation | 71.9K | 3 | 25 |
| AS26333US | UNONET - University of New Orleans | 71.9K | — | 7 |
| AS11757US | WHIRLPOOL-ASN - Whirlpool Corporation | 71.9K | — | 14 |
| AS32537US | XILINX - Xilinx Incorporated | 71.9K | — | 20 |
| AS22898US | ATLINK - ATLINK SERVICES, LLC | 71.9K | 65.5K | 37 |
| AS13433US | COXNET - Cox Enterprises Inc | 71.7K | 65.5K | 7 |
| AS18859US | GVEC-NET - GVEC.net, LLC | 71.7K | 65.5K | 34 |
| AS32251US | BNP-PARIBAS-NEW-YORK - BNP PARIBAS US WHOLESALE HOLDINGS, CORP. | 71.7K | — | 4 |
| AS47US | USC-AS - University of Southern California | 71.7K | — | 17 |
| AS371US | DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) | 71.7K | — | 5 |
| AS32906US | FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | 71.4K | — | 12 |
| AS21947US | BCI - Blackfoot Telephone Cooperative, Inc. | 71.4K | 196.6K | 17 |
| AS21508US | COMCAST-21508 - Comcast Cable Communications, LLC | 71.4K | 63 | 81 |
| AS1828US | UNITAS - Unitas Global | 71.4K | 671.8K | 158 |
| AS32043US | NEO-FIBER-01 - NeoFiber Communications inc. | 71.4K | — | 161 |
| AS36180US | CISCO-IOT - Cisco IoT | 71.2K | 7.3K | 131 |
| AS26551US | SARGENT-AND-LUNDY - Sargent & Lundy Engineers | 71.2K | — | 5 |
| AS26133US | FEWPB - Frankfort Plant Board | 70.9K | — | 18 |
| AS29702US | ALASKA-AIRGROUP-SE4 - Alaska Airlines, Inc. | 70.9K | — | 22 |
| AS62976US | CAMPLINK - Camplink | 70.9K | — | 19 |
| AS21558US | SC-JOHNSON - S.C. Johnson & Son, Inc. | 70.7K | — | 5 |
| AS17153US | NMT-AS - New Mexico Tech | 70.7K | — | 5 |
| AS7276US | UNIVERSITY-OF-HOUSTON - University of Houston | 70.7K | 65.5K | 7 |
| AS393601US | SMOA-STATEOFMISSOURI-01 - State of Missouri Office of Administration | 70.7K | 65.6K | 6 |
| AS18880US | LAMRC - Lam Research Corporation | 70.4K | — | 20 |
| AS14677US | CLICK-NETWORK - City of Tacoma | 70.4K | — | 76 |
| AS21680US | GWLNET - Empower Retirement, LLC | 70.4K | — | 19 |
| AS14946US | BMHCC - Baptist Memorial Health Care Corporation | 70.1K | — | 19 |
| AS46196US | RCIT-CORNET - County of Riverside | 70.1K | — | 16 |
| AS3455US | WAUSAU-INS - Liberty Mutual Group | 70.1K | — | 130 |
| AS346US | DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) | 70.1K | 256 | 10 |
| AS11309US | IMF - International Monetary Fund | 70.1K | — | 4 |
| AS26305US | ASN-SSM - SSM Health Care | 70.1K | 4.1K | 10 |
| AS252US | DNIC-AS-00252 - Headquarters, USAISC | 70.1K | 1 | 6 |