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 | 3,134 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 219M | 23,681 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 645 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,370 |
| 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.
32,364 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 236 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 439 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.8M | 3,914 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 45M | 2,047 |
| AS701US | UUNET - Verizon Business | 43.6M | 996 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.8M | 4,503 |
| 256 |
| — |
| 1 |
| AS398552US | CISD-ASN - Cleburne Independent School District | 256 | — | 1 |
| AS54050US | GPMLIFE - Government Personnel Mutual Life Insurance Company | 256 | — | 1 |
| AS30050US | MARATHON-ASSET - Marathon Asset | 256 | — | 1 |
| AS36082US | BIDS - BIDS Trading L.P. | 256 | — | 1 |
| AS399317US | GCPHD-CBH - Columbia Basin Hospital | 256 | — | 1 |
| AS398126US | LPSO - Computer Sales & Services, Inc. | 256 | — | 1 |
| AS53931US | TALQ-NET-01 - Talquin Electric Coop, Inc | 256 | — | 1 |
| AS14455US | SUNGARD-RECOVERY - Sungard Availability Network Solutions, Inc. | 256 | — | 1 |
| AS16590US | DGF-SERVICES - DGF Services, LLC | 256 | — | 1 |
| AS18656US | TELESIGN01 - Telesign Corp. | 256 | — | 1 |
| AS63449US | SEABOARDMAIRNE-AS - Seaboard Marine, Ltd. Inc. | 256 | — | 1 |
| AS26415US | VERISIGN-INC - VeriSign Global Registry Services | 256 | — | 1 |
| AS13967US | BUYSEASONS - Buyseasons, Inc. | 256 | — | 1 |
| AS402360US | BRFLASHV - BRF | 256 | — | 1 |
| AS398099US | BVFNET - Bay View Funding | 256 | 16 | 2 |
| AS402059US | TRSASN01 - Teachers' Retirement System of the City of New York | 256 | — | 1 |
| AS400749US | GO-DADDY-COM-LLC - GoDaddy.com, LLC | 256 | — | 1 |
| AS46884US | SERVICELINK-2 - ServiceLink Holdings, LLC | 256 | — | 1 |
| AS20344US | BILLERICAPS-MA-ASN - Billerica Public Schools | 256 | 1 | 2 |
| AS26573US | NY-DC - Luxoft USA Inc | 256 | — | 1 |
| AS395825US | CRG-AS - Cape Radiology Group | 256 | — | 1 |
| AS393520US | FTSC-HQ - Fulcrum Technology Solutions, LLC | 256 | — | 1 |
| AS32551US | KOHLBERG - Kohlberg & Co., L.L.C. | 256 | — | 1 |
| AS394982US | NIS - Network Innovation Solutions Inc. | 256 | — | 1 |
| AS23926US | YAHOO-INZ - INZ Edge site | 256 | 2 | 3 |
| AS393404US | DTSOLUTIONS-1 - Delval Technology Solutions LLC | 256 | — | 1 |
| AS398409US | ESPVA - EyeCare Services Partners Management LLC | 256 | — | 1 |
| AS401261US | AXOSBANK-AS - AXOS BANK | 256 | — | 1 |
| AS398275US | YCFLD - Yavapai County Free Library District | 256 | — | 1 |
| AS10701US | TNSC - Fiber Plus, Inc | 256 | — | 1 |
| AS62800US | CIRRUS-AIRCRAFT - Cirrus Design Corporation | 256 | — | 1 |
| AS399436US | CORTLAND-COUNTY - Cortland County Health Department | 256 | — | 1 |
| AS399490US | DWS-LTAM-AR - Disney Worldwide Services, Inc. | 256 | — | 1 |
| AS408US | AFCONC-BLOCK1-AS - Air Force Systems Networking | 256 | — | 1 |
| AS26519US | ACE-002 - Ace Data Centers II, L.L.C. | 256 | — | 1 |
| AS400014US | PRISEDA-ABQ - Priseda LLC | 256 | — | 1 |
| AS19859US | FLAIR-DATA-SYSTEMS - Flair Data Systems | 256 | — | 1 |
| AS16655US | HARTWICK-01 - Hartwick College | 256 | — | 1 |
| AS14756US | LYNX - LYNX COMMUNICATIONS | 256 | — | 1 |
| AS26629US | JFMC - Jewish Federation of Metropolitan Chicago | 256 | — | 1 |
| AS35930US | DCOD - Datacenter on demand LLC | 256 | 4.1K | 2 |
| AS11073US | MPR-DUAL-INT - Minnesota Public Radio | 256 | — | 1 |
| AS33709US | TENG-YUE-01 - Teng Yue Partners, LP | 256 | — | 1 |
| AS401782US | BOKU-ASN-01 - Boku, Inc. | 256 | — | 1 |
| AS36636US | PUBLIC1 - First Service Credit Union | 256 | — | 1 |
| AS399880US | BITCO-INSURANACE-COMPANIES - BITCO Corporation | 256 | — | 1 |