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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 |
| AS33654US | CMCS - Comcast Cable Communications, LLC | — | 16 | 16 |
| AS401385US | DURANTA-NET - Duranta Inc. | — | 2 | 2 |
| AS6025US | DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) | — | 6 | 6 |
| AS201445US | Zerval-Network Zerval Network LLC | — | 4 | 4 |
| AS401659US | DX-FIBER - DOXX.NET CORPORATION | — | 1 | 1 |
| AS396874US | JAMF - JAMF | — | 1 | 1 |
| AS11944US | LTC-1 - LaValle Telephone Cooperative | — | 256 | 1 |
| AS55126US | HPDF-JLAB - High Performance Data Facility | — | 1 | 1 |
| AS62900US | KERFUFFLE-62900 - Kerfuffle, LLC | — | 2 | 2 |
| AS5980US | DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) | — | 1 | 1 |
| AS401647US | FRO - Fro LLC | — | 4.1K | 1 |
| AS397800US | AS-PRIMARY - ANVIL Systems Group, INC | — | 1 | 1 |
| AS205232US | EvilNET Felix Alcantara | — | 768 | 3 |
| AS10941US | TECHCOM-1 - Genuine Telecom | — | 256 | 1 |
| AS216052US | CDUBS-NET Craig Schulz | — | 34 | 4 |
| AS203023US | KNL-23-203023 - Kawaii Networks LLC | — | 65.5K | 1 |
| AS206081US | JORDANSAVOCANET Jordan Savoca | — | 1 | 1 |
| AS400429US | ALTHEA - Hawk Networks Inc | — | 8 | 1 |
| AS7435US | ATM-CIN - Attachmate Corp. | — | — | 0 |
| AS395460US | PROLIXIUM-AS - Prolixium Enterprises, LLC | — | 22 | 7 |
| AS402266US | SLDNET - Salad Technologies, Inc. | — | 93 | 93 |
| AS36262US | HASHTABLE-PREMIUM-TIER - HashTable, Inc. | — | 4 | 4 |
| AS210660US | CAVEFOX CaveFox LLC | — | 257 | 2 |
| AS400917US | ROSE-CIRCUIT2 - Aubrey Rose | — | 8 | 1 |
| AS396088US | SOMNET-AS-01 - SOMCO LLC | — | 1 | 1 |
| AS18932US | STEPBROBD - StepBroBD, Inc. | — | 6 | 6 |
| AS396931US | HOSTROYALE-TECHNOLOGIES-02 - HostRoyale LLC | — | 524.3K | 1 |
| AS198804US | RISHI-AS Rishi Ram Panthee | — | 512 | 2 |
| AS26768US | SAKURA - SAKURA LTD. | — | 2 | 2 |
| AS198802US | MAYBE Jessica Meinecke | — | 1 | 1 |
| AS11006US | HRT-SCS - HRTec | — | 65.7K | 2 |
| AS399155US | SECURITYSERVICES - Vercara, LLC | — | 256 | 1 |
| AS202142US | PACKETHARBOR PacketHarbor LLC | — | 4.1K | 3 |
| AS397955US | DEEPSOUTHCOMMUNICATIONS - Deep South Communications LLC | — | 1 | 1 |
| AS39335US | igloo22225 June Slater | — | 256 | 1 |
| AS401502US | AS-FALCON - Falcon (America) LLC | — | 256 | 1 |
| AS213774US | NANCYANDSYSROM NANCYANDSYSROM LLC | — | 1 | 1 |
| AS205398US | TYLER-OBRIEN Tyler Obrien | — | 315 | 30 |
| AS64246US | CRA-CO - Cator, Ruma & Associates, Co. | — | 2 | 2 |
| AS205336US | DEEPSPACECOW-NET Ishmael Martin-Lacayo | — | 1 | 1 |
| AS402450US | JILLC-PRIMARY - ji's | — | 1 | 1 |
| AS177US | UMICH-AS-1 - University of Michigan | — | 2 | 2 |
| AS399011US | C3AERO - C3Aero LLC | — | 1 | 1 |
| AS214092US | Zachary-Ezetta Zachary Ezetta | — | 1 | 1 |
| AS25618US | SHINE - SHINESHAN | — | 256 | 1 |