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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 |
| — |
| 256 |
| 1 |
| AS16631US | COGENT-16631 - Cogent Communications, LLC | — | — | 0 |
| AS11873US | USAID-1 - U.S. Agency for International Development | — | 1 | 1 |
| AS60614US | OwO-NETWORK OwO Network, LLC | — | 16 | 1 |
| AS395648US | CARBONNETWORKSOLUTIONS - Carbon Network Solutions LLC | — | 256 | 1 |
| AS401671US | ACCESSPARKS-POPS - ACCESSPARKS LLC | — | 60 | 30 |
| AS200329US | HYPERTOAST-AS Monil Chheda | — | 4 | 4 |
| AS18572US | BVIU27 - Beaver Valley Intermediate Unit #27 | — | 256 | 1 |
| AS26701US | AADS - NCRYPTD LLC | — | 1 | 1 |
| AS207071US | FOX-NETWORK-AS Joshua Jones | — | 3 | 3 |
| AS14646US | FRANKLINCOVEY - Franklin Covey Co. | — | — | 0 |
| AS398394US | DF-HADDEN - DF Supply, Inc. | — | 1 | 1 |
| AS401767US | T4T-MAIN - T4T Labs | — | 1 | 1 |
| AS208812US | ONDRYA Ondrya LLC | — | 1 | 1 |
| AS14838US | WIXCO-INC - Wix.Com, Inc. | — | — | 0 |
| AS212990US | CHANDLER-WILLOUGHBY-AS Jacob Chandler Willoughby | — | 1 | 1 |
| AS14596US | DCNET-ASN - DC-Net | — | — | 0 |
| AS200690US | YOURSUNNY-AS Junxiao Shi | — | 55 | 10 |
| AS14682US | GGS - GGS Information Services | — | — | 0 |
| AS401898US | BLUE-STASIS - Blue Stasis Technology LLC | — | 1 | 1 |
| AS13952US | NCI-58-13952 - New College Institute | — | — | 0 |
| AS11006US | HRT-SCS - HRTec | — | 65.7K | 2 |
| AS26910US | GOOGLE-CLOUD-2 - Google LLC | — | — | 0 |
| AS18636US | ONDRYA - ONDRYA LLC | — | 17 | 2 |
| AS26530US | SIRUS-AS1 - Sirus, Inc | — | — | 0 |
| AS399980US | RFPT - RFPT COMPANY LLC | — | 258 | 3 |
| AS13669US | VRIS-AS-BLOCK - Verizon Business | — | — | 0 |
| AS62925US | CRENET-ASN-01 - CRE NETWORK, LLC | — | 32 | 2 |
| AS200556US | CADY-AS Ethan Cady | — | 259 | 4 |
| AS17045US | NGA911-CALI-A - NGA 911 | — | 6 | 2 |
| AS54852US | F4-NETWORKS - F4 Networks | — | 1M | 3 |
| AS30411US | CHARTER-30411-NA - Charter Communications LLC | — | — | 0 |
| AS22729US | PETERSON-FARMS-01 - Peterson Farms, Inc. | — | 15 | 14 |
| AS13898US | SMART-MOBILE - Smart Mobile LLC | — | 1 | 1 |
| AS395661US | USENET-SOLUTIONS - Usenet Solutions LLC | — | 3 | 3 |
| AS18823US | MEDICALERT - Medicalert Foundation | — | — | 0 |
| AS53723US | ROUTESI-MAIN - Routesi LLC | — | 256 | 1 |
| AS18581US | ALLIANZLIFE - Allianz Technology of America, Inc. | — | — | 0 |
| AS200766US | BROWN-AS Kerry Lynn brown jr | — | 258 | 3 |
| AS18706US | REALNETWORKS - REALNETWORKS LLC | — | — | 0 |
| AS19418US | MNBRAININJURYALLIANCE - Minnesota Brain Injury Alliance | — | 1 | 1 |
| AS13891US | 21ST-CENTURY-ONCOLOGY-INC - GENESISCARE USA OF FLORIDA, LLC | — | — | 0 |
| AS40253US | ELYSIA-ROOT-LC - Elysia Root L.C. | — | 3 | 3 |
| AS13859US | CERNER - Cerner Corporation | — | — | 0 |
| AS950US | MILEHIGHWALRUS-ANYCAST - Milehighwalrus Network | — | 32 | 2 |
| AS13455US | ASGROUP1 - Reach Marketing LLC | — | — | 0 |
| AS399975US | NSWAT - NetSWAT LLC | — | 524.3K | 8 |