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How United States ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
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) | 227.5M | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 218M | 23,961 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,299 |
| AS721US | DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD) |
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.
32,159 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 233 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.5M | 3,885 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 1,998 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,341 |
| — |
| — |
| 0 |
| AS54140US | CISCO-OTT - CISCO SYSTEMS, INC. | — | — | 0 |
| AS54200US | JXIX - Jacksonville Internet Exchange | — | — | 0 |
| AS54347US | NYSOMH-AS - New York State Office of Mental Health | — | — | 0 |
| AS54482US | NERI-AS-NAME - New England Research Institutes, Inc. | — | — | 0 |
| AS54570US | MTNSAT-ASN-03 - MTNSAT Holdings LLC | — | — | 0 |
| AS54679US | HPINC - HP Inc. | — | — | 0 |
| AS54817US | PEAK-MANAGEMENT - Webby Enterprises LLC | — | — | 0 |
| AS54871US | GNUSA-FL - Global Network USA | — | — | 0 |
| AS54919US | HARA-PARTNERS - Hara Partners Systems LLC | — | — | 0 |
| AS54969US | MYLER-DISABILITY - Myler Disability LLC | — | — | 0 |
| AS55004US | MAVERIX-BROADBAND - Maverix Broadband, Inc. | — | — | 0 |
| AS55007US | THE-GROCERS-SUPPLY-CO-INC - The Grocers Supply Co., Inc. | — | — | 0 |
| AS55012US | QUIOS-1 - Quios | — | — | 0 |
| AS55040US | VZASN20220202 - Verizon Business | — | — | 0 |
| AS55048US | VMWARE - Avago Technologies U.S. Inc. | — | — | 0 |
| AS55127US | ESCREEN - Abbott Laboratories | — | — | 0 |
| AS55213US | ARMOR-DEFENSE - Armor Defense Inc | — | — | 0 |
| AS55245US | VIVINT-W - Vivint, Inc | — | — | 0 |
| AS62534US | PENDLETON - Pendleton Overground | — | — | 0 |
| AS62604US | SEGAL-MCCAMBRIDGE - Segal McCambridge Singer Mahoney Ltd | — | — | 0 |
| AS62615US | SLPS-REDUNDASNT-INTERNET-CONNECTION - St. Lucie Public Schools | — | — | 0 |
| AS62696US | SYNERGY-GRAPHICS - SeaChange Print Innovations | — | — | 0 |
| AS62778US | TELERX - HCL AMERICA INC | — | — | 0 |
| AS62805US | XTOM - xTom.com, Inc. | — | — | 0 |
| AS62852US | LPS-9 - Black Knight IP Holding Company, LLC | — | — | 0 |
| AS62888US | USIPCOM-1-ORMP - US IP Communications | — | — | 0 |
| AS62947US | IMDC-AS1 - Iron Mountain Data Center | — | — | 0 |
| AS63114US | YUL-HOSTED - Genesys Telecommunications Laboratories,Inc. | — | — | 0 |
| AS63200US | ASN-SPEED-TEST - Verizon Business | — | — | 0 |
| AS63265US | BTMU-AMERICA-MUFG - MUFG Bank Ltd. | — | — | 0 |
| AS63320US | ZERODISTANCE - Zero Distance LLC | — | — | 0 |
| AS63382US | BAPS - Rodale Inc. | — | — | 0 |
| AS63421US | EBATES - Ebates Inc. | — | — | 0 |
| AS64211US | VIRGINIA-EVERYWHERE-LLC - All Points Broadband | — | — | 0 |
| AS64225US | VYVE BROADBAND - Vyve Broadband | — | — | 0 |
| AS64264US | RAPTUREWERKS - RaptureWerks | — | — | 0 |
| AS64285US | EBY-BROWN - Eby-Brown | — | — | 0 |
| AS141781US | WAHWAY-AS-AP - WAHWAY DATA NETWORKS, INC. | — | — | 0 |
| AS151471US | KYNDRYLINC-AS-AP - Kyndryl INC | — | — | 0 |
| AS199367US | Unlabored Unlabored Labs LLC | — | — | 0 |
| AS199733US | FREESUPERNETWORK BGP Speedtest LLC | — | — | 0 |
| AS200141US | GI-AS Donald Gordon French | — | — | 0 |
| AS200246US | MARTIAN111-AS1 Martin Lui | — | — | 0 |
| AS203334US | Carvidmarine Carvidmarine LLC | — | — | 0 |
| AS203921US | doxx-net-europe doxx.net corporation | — | — | 0 |
| AS207360US | FORESCOUT-RIPE Forescout Technologies, Inc. | — | — | 0 |