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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 |
| — |
| — |
| 0 |
| AS4942US | B-NET - B-Net Technologies | — | — | 0 |
| AS200690US | YOURSUNNY-AS Junxiao Shi | — | 55 | 10 |
| AS5194US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | — | — | 0 |
| AS139242US | CSL-AS-AP - Cloudflare Sydney, LLC | — | 1 | 1 |
| AS3638US | GLOBALI - Shaman Exchange, Inc. | — | — | 0 |
| AS142130US | NICONET-AS-US - NICHONET Inter-Continental Hosting Operation Network | — | 20 | 4 |
| AS4873US | EATON-CORPORATION-2 - Eaton Corporation | — | — | 0 |
| AS401767US | T4T-MAIN - T4T Labs | — | 1 | 1 |
| AS4562US | INTEX - Intex-Net | — | — | 0 |
| AS62925US | CRENET-ASN-01 - CRE NETWORK, LLC | — | 32 | 2 |
| AS4291US | CENTURYLINK-QC-MOE-HELENA - CenturyLink Communications, LLC | — | — | 0 |
| AS200360US | FOLF-SYSTEMS-AS Cooper Greer | — | 23 | 5 |
| AS3761US | UTOPIA-FIBER-IT - UTOPIA | — | — | 0 |
| AS396549US | VRSN-AC50-340 - VeriSign Global Registry Services | — | 3 | 3 |
| AS211562US | andrewnet andrewnet llc | — | 262 | 7 |
| AS401502US | AS-FALCON - Falcon (America) LLC | — | 256 | 1 |
| AS133902US | EA-NON-AS-AP - Electronic Arts | — | — | 0 |
| AS22503US | METHOD-01 - Method Security Inc | — | 128 | 2 |
| AS63268US | PETABIT-ARIN-1 - Petabit Scale, Inc. | — | — | 0 |
| AS207836US | SDUBS-NET Scott Schulz | — | 1 | 1 |
| AS63482US | FNW-MIDDLEVILLE - FreedomNet | — | — | 0 |
| AS55116US | DOMINIK-DOBROWOLSKI - dominet LLC | — | 2 | 2 |
| AS62793US | SEC - SOUTHSIDE ELECTRIC COOPERATIVE | — | — | 0 |
| AS400743US | SPACESHIP-LANDINGS - Spaceship Landings LLC | — | 1 | 1 |
| AS32290US | RUSTNET - RUST COLLEGE | — | — | 0 |
| AS18572US | BVIU27 - Beaver Valley Intermediate Unit #27 | — | 256 | 1 |
| AS46085US | NET32 - Net32, Inc. | — | — | 0 |
| AS396015US | CRESTLINE-NETWORKS - Crestline Networks | — | 2 | 2 |
| AS1031US | PEER1-1031 - PEER 1031 LLC | — | 1 | 1 |
| AS50236US | Vertexlink_Communications VertexLink Inc. | — | 256 | 1 |
| AS30624US | CME - Chicago Mercantile Exchange | — | — | 0 |
| AS399975US | NSWAT - NetSWAT LLC | — | 524.3K | 8 |
| AS33664US | CMCS - Comcast Cable Communications, LLC | — | — | 0 |
| AS395887US | RYAMER-ENTERPRISE - Ryamer, LLC | — | 256 | 1 |
| AS33735US | CRANE-DOWNTOWN-BGP - CHARLES L CRANE AGENCY Company | — | — | 0 |
| AS33357US | DS-NET - Teradyne, Inc. | — | — | 0 |
| AS32813US | APS-ASN - Fiserv Solutions, LLC | — | — | 0 |
| AS46464US | NB-PRIMARY-01 - Nybbles and Bytes Studios, LLC | — | 1 | 1 |
| AS33336US | TIMEINC-TAMPA-ASN - Meredith Corp. | — | — | 0 |
| AS208812US | ONDRYA Ondrya LLC | — | 1 | 1 |
| AS33073US | ISC-F-AS - Internet Systems Consortium, Inc. | — | — | 0 |
| AS394839US | TRITAN-INTERNET-LLC - Tritan Internet LLC | — | 1 | 1 |
| AS20153US | ARGUSHEALTH - ARGUS HEALTH SYSTEMS | — | — | 0 |
| AS396518US | BUILDJET - BUILDJET, INC. | — | 1 | 1 |
| AS401647US | FRO - Fro LLC | — | 4.1K | 1 |
| AS400429US | ALTHEA - Hawk Networks Inc | — | 8 | 1 |