Loading…
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) | 227.7M | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 219M | 23,666 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 645 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,361 |
| 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.
32,363 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 234 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 439 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.8M | 3,911 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 45M | 2,046 |
| AS701US | UUNET - Verizon Business | 43.6M | 996 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.8M | 4,491 |
| 4.1K |
| — |
| 6 |
| AS25915US | WSWHE-NET - WASHINGTON SARATOGA WARREN HAMILTON & ESSEX BOCES | 4.1K | 16 | 2 |
| AS401377US | PUMASERVNET - PUMA SERVERS LLC | 4.1K | 1 | 2 |
| AS18826US | AS18826 - 1966 | 4.1K | — | 1 |
| AS14872US | GZSCI - GZ Scientific Inc | 4.1K | — | 16 |
| AS16706US | ORTHONE - NORTHEAST ORTHOPAEDIC CLINIC, LLP | 4.1K | — | 16 |
| AS7384US | INTUIT - Intuit Inc. | 4.1K | — | 16 |
| AS46759US | CIA-ASN - Culinary Institute of America | 4.1K | — | 1 |
| AS23548US | THEDACARE - Thedacare | 4.1K | — | 1 |
| AS19624US | SERVERROOM - Data Room, Inc | 4.1K | 16.4K | 22 |
| AS10653US | MVANET - USAI.NET | 4.1K | — | 1 |
| AS54702US | QUICKMEG - QuickMeg Inc | 4.1K | — | 10 |
| AS32694US | HBCOMM - H&B Communications Inc. | 4.1K | — | 15 |
| AS54324US | GSI-ASN - Geographic Solutions, Inc. | 4.1K | — | 3 |
| AS55247US | IVALUA - Ivalua Inc. | 4.1K | — | 12 |
| AS33197US | DATACANOPY-SFO01 - Sidus Group, LLC | 4.1K | 65.8K | 6 |
| AS17138US | MPSP-ENGINEERING - Matt Peterman Sole Proprietor | 4.1K | 4.2K | 15 |
| AS53958US | BART-BM - AUPROXIES LLC | 4.1K | — | 1 |
| AS11061US | ANTEL-NET - Antelecom, Inc. | 4.1K | — | 1 |
| AS7962US | EXISNET - EXISNET INC | 4.1K | — | 1 |
| AS20469US | TRIMETNET - Tri-County Metropolitan Transit District | 4.1K | — | 1 |
| AS209622US | upress-drb uPress Inc | 4.1K | 6 | 21 |
| AS46494US | CHRISCOMCO - Christensen Communications Company | 4.1K | — | 3 |
| AS14690US | PEORIAUSD11 - Peoria Unified School District | 4.1K | — | 1 |
| AS26123US | ITU-NET-1 - Independence Telecommunications Utility | 4.1K | 65.5K | 6 |
| AS26165US | CHSCC - Chattanooga State Community College | 4.1K | — | 2 |
| AS395896US | SCC-180-ASN - Southeast Community College | 4.1K | — | 1 |
| AS32024US | BLUEFI-AS-1 - Blueficity | 4.1K | 65.5K | 13 |
| AS396334US | ORU-ASN - Oral Roberts University | 4.1K | — | 9 |
| AS30035US | HEAVENWIRE - Mobilcomm, Inc | 4.1K | — | 16 |
| AS395098US | RFIH-NET1 - Retail Finance International Holdings, Inc. | 4.1K | — | 10 |
| AS1078US | LIGHTWAVE-COMMUNICATIONS - Lightwave | 4.1K | — | 8 |
| AS54098US | LIONLINK-NETWORKS - LIONLINK NETWORKS | 4.1K | 65.5K | 2 |
| AS27403US | APA-CTY - Apache County Board of Supervisors | 4.1K | — | 1 |
| AS11889US | IVANET-DAL - iBasis, Inc. | 4.1K | 256 | 14 |
| AS18817US | MIDCO-NET-DW - Midcontinent Communications | 4.1K | — | 1 |
| AS12234US | UUNET-INT - Verizon Business | 4.1K | — | 7 |
| AS40200US | ASN-MUNSON-CHARTER-ATT - Munson Healthcare | 4.1K | — | 2 |
| AS12273US | TRUELINK - Transunion Interactive, Inc. | 4.1K | — | 12 |
| AS46988US | MICA-AS - Maryland Institute College of Art | 4.1K | — | 1 |
| AS401773US | WCO-AS - Washington County, Oregon | 4.1K | — | 1 |
| AS16822US | VISER - Viser | 4.1K | — | 1 |
| AS19856US | BRAZOSPORT-COLLEGE - Brazosport College | 4.1K | — | 1 |
| AS394586US | OCC-MAIN - Onondaga Community College | 4.1K | — | 1 |
| AS16813US | AMNH - American Museum of Natural History | 4.1K | 1 | 2 |
| AS14497US | BITREFINERY-1 - Bit Refinery, LLC | 4.1K | — | 13 |
| AS394976US | ABACUS - Abacus Data Systems, Inc. | 4.1K | 2 | 7 |