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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 |
| — |
| 1 |
| 1 |
| AS197259US | KAOFISH-AS KAOFISH NETWORK LLC | — | 4.1K | 3 |
| AS398325US | SALTANT-SOLUTIONS - Saltant Solutions LLC | — | 512 | 2 |
| AS402094US | SRJK-DFW-01 - SRJK LLC | — | 256 | 1 |
| AS982US | PACKETFRAME - Packetframe | — | 1 | 1 |
| AS398024US | ELEMENT-4-SWGR - Element Four | — | 1 | 1 |
| AS197992US | DEFSOLUTION-LLC DEFSOLUTION LLC | — | 7.3M | 14 |
| AS206540US | TOWNBUS BEANSUMMERHOST NEXTGEN SHED HOSTING SOLUTIONS LLC | — | 26 | 11 |
| AS402359US | GOESEL-NET - Goesel.net | — | 258 | 3 |
| AS50236US | Vertexlink_Communications VertexLink Inc. | — | 256 | 1 |
| AS211411US | wylie Wylie Fowler | — | 3 | 3 |
| AS197346US | SYLANT-ASN Sylant LLC | — | 1 | 1 |
| AS54344US | NEXTRAQ-LLC - NexTraq, LLC | — | 1 | 1 |
| AS53841US | RAMHOST - RAM Host | — | 12.3K | 3 |
| AS394082US | GOOGLE-PEER - rootcloud LLC | — | 2.6M | 5 |
| AS400745US | VC-ASN-1 - Vista Computing, LLC | — | 65.5K | 1 |
| AS402240US | WAYFIRE TECHNOLOGIES LLC - Wayfire Technologies LLC | — | 1 | 1 |
| AS216225US | qprisk Quest & Pearson LLC | — | 32 | 2 |
| AS19388US | TEAM-CYMRU-3 - Team Cymru Inc. | — | 1 | 1 |
| AS394882US | JUPITERCLOUD - Jupiter Cloud LLC | — | 2 | 2 |
| AS395326US | MIT-V6 - Massachusetts Institute of Technology | — | 1 | 1 |
| AS21662US | ONGLOBIX - OnGlobix, LLC | — | 65.5K | 1 |
| AS19748US | SECTORLINK - Sector Link LLC. | — | 65.5K | 1 |
| AS396303US | NATOLAB-LEGACY - Black Mesa Corporation | — | 258 | 3 |
| AS211387US | CXBnet Caleb Xavier Berger | — | 257 | 2 |
| AS11944US | LTC-1 - LaValle Telephone Cooperative | — | 256 | 1 |
| AS2173US | HPINC - HP Inc. | — | 1 | 1 |
| AS27518US | FABAS - First American Bank | — | 2 | 2 |
| AS809US | PPD-TRANSIT - PhirePhly Design | — | 1 | 1 |
| AS401507US | IMPUT - imput | — | 2 | 2 |
| AS11161US | DIGITALVIRT - DigitalVirt | — | 1 | 1 |
| AS398565US | PETERJIN - Peter Jin Technologies LLC | — | 1 | 1 |
| AS197137US | YUNHU-NETWORKS Yunhu Networks LLC | — | 1 | 1 |
| AS210562US | WURZELLOS WURZELLOS LLC | — | 259 | 4 |
| AS48606US | V6BROKER-AS SYSTEM36 LLC | — | 4.1K | 1 |
| AS5980US | DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) | — | 1 | 1 |
| AS397800US | AS-PRIMARY - ANVIL Systems Group, INC | — | 1 | 1 |
| AS57848US | SKY Sky Walters | — | 5 | 5 |
| AS394557US | ROKU - Roku Inc. | — | 2 | 2 |
| AS6025US | DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) | — | 6 | 6 |
| AS11006US | HRT-SCS - HRTec | — | 65.7K | 2 |
| AS200766US | BROWN-AS Kerry Lynn brown jr | — | 258 | 3 |
| AS993US | BLACK-MESA - SUN FIBER, LLC | — | 1 | 1 |
| AS203023US | KNL-23-203023 - Kawaii Networks LLC | — | 65.5K | 1 |
| AS402570US | PANDAISP - PANDA | — | 4.1K | 1 |
| AS206081US | JORDANSAVOCANET Jordan Savoca | — | 1 | 1 |
| AS216320US | Infinirc-LLC Infinirc LLC | — | 1 | 1 |