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) | 227.5M | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 218M | 24,540 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,305 |
| 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.
32,187 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 232 |
| 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 | 2,002 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,362 |
| 256 |
| — |
| 1 |
| AS397013US | ALEGEUS-02-US - ALEGEUS TECHNOLOGIES, LLC | 256 | — | 1 |
| AS19857US | BEFCORP - Bob Evans Farms, Inc. | 256 | — | 1 |
| AS401670US | ANDO-CE - Care Everywhere | 256 | — | 1 |
| AS400628US | ACSC1005 - Automobile Club of Southern California | 256 | — | 1 |
| AS54762US | ASHLANDUNIVERSITY - Ashland University | 256 | — | 1 |
| AS397737US | RLASD-ISP - Red Lion Area School District | 256 | — | 1 |
| AS395998US | SCSLC - SOUTH CAROLINA STUDENT LOAN CORPORATION | 256 | — | 1 |
| AS32150US | BRADFITZ-DANGA - DANGA INTERACTIVE | 256 | 3 | 4 |
| AS400375US | CITY-OF-SANTA-CLARA - City of Santa Clara, Ca | 256 | — | 1 |
| AS13813US | BROADSOFT-INC-NORTH-AMERICA - BroadSoft, Inc. | 256 | — | 1 |
| AS393375US | BT-USMPL-MULTIHOME - Bio-Techne Corporation | 256 | — | 1 |
| AS30378US | MIRON-CONST-01 - Miron Construction Co., Inc. | 256 | — | 1 |
| AS25743US | EGRMP-NET - EGRMP | 256 | — | 1 |
| AS54774US | PPK-CORP - PRINTPACK, Inc. | 256 | — | 1 |
| AS26913US | EDPRNA-ERNAL - EDP Renewables North America LLC | 256 | — | 1 |
| AS53655US | ACCTL - Advanced Call Center Technologies, LLC | 256 | — | 1 |
| AS396096US | GP1 - Green Plains Inc. | 256 | — | 1 |
| AS396531US | ATIMETALS - Allegheny Technologies Incorporated | 256 | — | 1 |
| AS54849US | KANE-IS-ABLE - Kane Warehousing, Inc | 256 | — | 1 |
| AS64287US | IPS - IPS-INTEGRATED PROJECT SERVICES, LLC | 256 | — | 1 |
| AS401387US | TWR-O-1 - TWR Tech, LLC | 256 | — | 1 |
| AS402039US | MWG-RDGL - Morgan White Group, Inc. | 256 | — | 1 |
| AS399684US | OVA-SUMMIT - SL Green Realty Corp | 256 | — | 1 |
| AS393405US | SCCUSD-AS - Saint Charles Community Unit School District 303 | 256 | — | 1 |
| AS26365US | IOT-PRIMARY - Image One Technologies | 256 | 1 | 2 |
| AS17344US | ENGLEW-AS17344 - Englewood Hospital and Medical Center | 256 | — | 1 |
| AS401950US | BUNDLE-BONE - IPNSIG INC. | 256 | 256 | 2 |
| AS395444US | MERIT-RICHMOND - Merit Medical Systems, Inc | 256 | — | 1 |
| AS54721US | AS-NGEN - NGEN Networks | 256 | 5 | 6 |
| AS46596US | NPH - Nazarene Publishing House | 256 | — | 1 |
| AS40409US | MARMOT-LIBRARY-NETWORK - Marmot Library Network, Inc. | 256 | — | 1 |
| AS400181US | SIGYN-SYSTEMS-0 - Sigyn Systems | 256 | 4.1K | 2 |
| AS33228US | SOFTIRON-ASN-SJC - SoftIron | 256 | 1 | 2 |
| AS401027US | JDI-EAGLE - JUST DISH IT, INC | 256 | 256 | 2 |
| AS22274US | SMP-VIR - Standard Motor Products, Inc | 256 | — | 1 |
| AS398937US | FIBERCREEK - Fibercreek Networks, LLC | 256 | — | 1 |
| AS55054US | IPMEETIP - IPv4 Superhub Limited | 256 | — | 1 |
| AS40742US | WESTERN-MD-HEALTH-SYSTEM - UPMC | 256 | — | 1 |
| AS40876US | CITYOFLARGO-01 - City of Largo | 256 | — | 1 |
| AS396019US | COMCAST-MES - Comcast Cable Communications, LLC | 256 | 1 | 2 |
| AS397734US | RAD-ROANOKE - Radford University | 256 | — | 1 |
| AS396418US | DCSTECH-US - DCSTech, LLC | 256 | 1 | 2 |
| AS26005US | CALLAWAYGOLF - Callaway Golf | 256 | — | 1 |
| AS40492US | PACSEAFOOD - Pacific Seafood Group | 256 | — | 1 |
| AS36717US | PRO-EMS - Professional Ambulance & Oxygen Service, Inc. | 256 | — | 1 |
| AS402837US | OMOBIO - Omobio | 256 | — | 1 |