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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 |
| — |
| 5 |
| 5 |
| AS401420US | WANN - Wann Networks | — | 256 | 1 |
| AS394557US | ROKU - Roku Inc. | — | 2 | 2 |
| AS402212US | NICKTRONICIT - NicktronicIT LLC | — | 1 | 1 |
| AS212996US | ZEROAV-CUST Zero Attack Vector LLC | — | 65.8K | 4 |
| AS10941US | TECHCOM-1 - Genuine Telecom | — | 256 | 1 |
| AS266US | AS-ITDS - IT Digital Services LLC | — | 256 | 1 |
| AS6043US | DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) | — | 1 | 1 |
| AS402004US | RS - Rui Sun, Sole Proprietorship | — | 2 | 2 |
| AS22400US | WEB2OBJECTS - Web2Objects LLC | — | 2 | 1 |
| AS19330US | TRITAN-INTERNET-LLC - Tritan Internet LLC | — | 2 | 2 |
| AS64246US | CRA-CO - Cator, Ruma & Associates, Co. | — | 2 | 2 |
| AS13696US | GLOBAL-X-NETWORK - NetFuture Technology LLC | — | 22 | 7 |
| AS399155US | SECURITYSERVICES - Vercara, LLC | — | 256 | 1 |
| AS11021US | NVH-ASN - North Valley Hospital | — | 256 | 1 |
| AS402555US | RIKKIA-NETWORK-01 - Rikkia | — | 1 | 1 |
| AS397955US | DEEPSOUTHCOMMUNICATIONS - Deep South Communications LLC | — | 1 | 1 |
| AS401113US | SCH-TEST-AS - RackGenius | — | 1 | 1 |
| AS395841US | TAMCLOUD - tamCloud, Inc. | — | 4.1K | 1 |
| AS399011US | C3AERO - C3Aero LLC | — | 1 | 1 |
| AS354US | DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) | — | 512 | 2 |
| AS16626US | DATABANK-ZCOLO - zColo | — | 1 | 1 |
| AS972US | CF3 - Cofractal, Inc. | — | 3 | 3 |
| AS211411US | wylie Wylie Fowler | — | 3 | 3 |
| AS216225US | qprisk Quest & Pearson LLC | — | 32 | 2 |
| AS21662US | ONGLOBIX - OnGlobix, LLC | — | 65.5K | 1 |
| AS216124US | C-RAM-AS C-Ram Inc. | — | 256 | 1 |
| AS211387US | CXBnet Caleb Xavier Berger | — | 257 | 2 |
| AS395556US | TRI-CORP - Trident Seafoods Corporation | — | 3 | 3 |
| AS199465US | feiya FeiYa Network LTD. | — | 512 | 1 |
| AS11944US | LTC-1 - LaValle Telephone Cooperative | — | 256 | 1 |
| AS809US | PPD-TRANSIT - PhirePhly Design | — | 1 | 1 |
| AS200790US | BYTEFIZZ BYTEFIZZ LLC | — | 512 | 2 |
| AS200085US | WEILNET WeilNet, LLC | — | 5 | 5 |
| AS401009US | JSMSR-NETWORK - JSMSR Network | — | 320 | 2 |
| AS1001US | ACI - Academy City Internet LLC | — | 1 | 1 |
| AS394536US | CLOUDFLARENET-SFO - Cloudflare, Inc. | — | 1 | 1 |
| AS50907US | CodeBGP ThousandEyes LLC | — | 1 | 1 |
| AS402240US | WAYFIRE TECHNOLOGIES LLC - Wayfire Technologies LLC | — | 1 | 1 |
| AS401637US | APRILNEA - AprilNEA LLC | — | 1 | 1 |
| AS401932US | ELEMONO-AS - Elemono LLC | — | 4 | 4 |
| AS5887US | DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) | — | 1 | 1 |
| AS211019US | servers-guru moula world llc | — | 2 | 2 |
| AS54852US | F4-NETWORKS - F4 Networks | — | 1M | 3 |
| AS214974US | ZEROTECH-AS ZEROTECH CLOUD LLC | — | 1 | 1 |
| AS394593US | MATROID - Matroid, Inc. | — | 1 | 1 |
| AS10559US | WEBSTREETSECURITIES - Web Street Securities, Inc. | — | — | 0 |