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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 |
| — |
| 2 |
| 2 |
| AS972US | CF3 - Cofractal, Inc. | — | 3 | 3 |
| AS397496US | INMARSAT-GOVERNMENT - Inmarsat Government | — | 1 | 1 |
| AS212996US | ZEROAV-CUST Zero Attack Vector LLC | — | 65.8K | 4 |
| AS401637US | APRILNEA - AprilNEA LLC | — | 1 | 1 |
| AS3381US | MHPCC-AS - Maui High Performance Computing Center | — | 1 | 1 |
| AS54852US | F4-NETWORKS - F4 Networks | — | 1M | 3 |
| AS266US | AS-ITDS - IT Digital Services LLC | — | 256 | 1 |
| AS394593US | MATROID - Matroid, Inc. | — | 1 | 1 |
| AS399154US | SECURITYSERVICES - Vercara, LLC | — | 256 | 1 |
| AS400905US | KMF-GLOBAL - Keystone MetroFiber LLC | — | 1 | 1 |
| AS396555US | VRSN-AC50-340 - VeriSign Global Registry Services | — | 5 | 5 |
| AS6584US | MICROSOFT-GP-AS - Microsoft Corporation | — | 1 | 1 |
| AS168US | UMASS-AMHERST - University of Massachusetts - AMHERST | — | 256 | 1 |
| AS401420US | WANN - Wann Networks | — | 256 | 1 |
| AS394557US | ROKU - Roku Inc. | — | 2 | 2 |
| AS402212US | NICKTRONICIT - NicktronicIT LLC | — | 1 | 1 |
| AS18636US | ONDRYA - ONDRYA LLC | — | 17 | 2 |
| AS33665US | CMCS - Comcast Cable Communications, LLC | — | 2 | 2 |
| AS47778US | SUNOAKI-NET-BACKBONE Sunoaki Network LLC | — | 12 | 9 |
| AS14447US | INFINITRON-INTERNET-NET - Infinitron Internet LLC | — | 274 | 4 |
| AS5887US | DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) | — | 1 | 1 |
| AS204091US | rivulet Rivulet Wireless Inc. | — | 80 | 5 |
| AS206699US | Zoey-Mertes Zoey Mertes | — | 6 | 6 |
| AS395468US | UNLV - University of Nevada, Las Vegas | — | 256 | 1 |
| AS401756US | SWANROE - Swanroe Internet Cooperative LLC | — | 4.1K | 1 |
| AS16926US | KITTY-NETWORK - KittyTransit LLC | — | 80 | 5 |
| AS53723US | ROUTESI-MAIN - Routesi LLC | — | 256 | 1 |
| AS2010US | INFONET6 - INFONET Services Corporation | — | 1 | 1 |
| AS207393US | AS_Clayton Clayton Donley | — | 2 | 2 |
| AS19418US | MNBRAININJURYALLIANCE - Minnesota Brain Injury Alliance | — | 1 | 1 |
| AS950US | MILEHIGHWALRUS-ANYCAST - Milehighwalrus Network | — | 32 | 2 |
| AS398394US | DF-HADDEN - DF Supply, Inc. | — | 1 | 1 |
| AS399624US | LECTRON - Lectron | — | 256 | 1 |
| AS401574US | WIFIRESAS01 - Wifires Communications, LLC | — | 81.9K | 2 |
| AS402555US | RIKKIA-NETWORK-01 - Rikkia | — | 1 | 1 |
| AS55116US | DOMINIK-DOBROWOLSKI - dominet LLC | — | 2 | 2 |
| AS949US | XTOM - xTom | — | 7.9M | 25 |
| AS19451US | ELECTROCLOUD - Electro Cloud | — | 65.5K | 1 |
| AS18710US | ASHTONSETH - Ashton S Williams, Sole Proprietorship | — | 1 | 1 |
| AS216357US | INFINITIUM-AS216357 INFINITIUM CORPORATION | — | 2 | 2 |
| AS22503US | METHOD-01 - Method Security Inc | — | 128 | 2 |
| AS396968US | IMPUT - imput | — | 4 | 4 |
| AS398379US | NILES-OFFICES - Warner Management Co, Ltd | — | 1 | 1 |
| AS402238US | VTT - Van Oss Telegraph and Telephone LLC | — | 256 | 1 |
| AS14482US | LAB47 - Lab47 | — | 256 | 1 |
| AS210761US | PuduTest Pudu, LLC | — | 1 | 1 |