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 | 3,138 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 211.2M | 21,163 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 113.7M | 639 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,245 |
| 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.
31,994 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 229 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 398 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 49.3M | 3,708 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.7M | 1,952 |
| AS701US | UUNET - Verizon Business | 43.6M | 1,000 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,420 |
| — |
| — |
| 0 |
| AS27469US | CT-EDU-NET-2 - Connecticut Education Network | — | — | 0 |
| AS27471US | SYMN - Avago Technologies U.S. Inc. | — | — | 0 |
| AS27491US | NATIONAL-FINANCIAL-PARTNERS-CORP - NATIONAL FINANCIAL PARTNERS CORP. | — | — | 0 |
| AS27519US | CASIOI - Casio America, Inc. | — | — | 0 |
| AS27603US | SPIRITAIR - Spirit Airlines, Inc. | — | — | 0 |
| AS27629US | NOAA-NCDC-ERC - National Oceanic and Atmospheric Administration | — | — | 0 |
| AS29704US | PTSY - Power & Telephone Supply Company | — | — | 0 |
| AS29780US | WOW-INTERNET-CLV - WideOpenWest Finance LLC | — | — | 0 |
| AS29800US | AS-NJ1-MD - Guggenheim Services LLC | — | — | 0 |
| AS29812US | ONEZERO - One Zero Hosting Inc. | — | — | 0 |
| AS29877US | STS-TELECOM-AS-1 - Windstream Communications LLC | — | — | 0 |
| AS30010US | DECIX-NYC-MAPS - DE-CIX North America Inc. | — | — | 0 |
| AS30044US | MVCC - Miami Valley Communications Council | — | — | 0 |
| AS30117US | SJC-CLASSIC - Classic Vacations, LLC | — | — | 0 |
| AS30178US | CSI-ASN - College of Southern Idaho | — | — | 0 |
| AS30195US | CHARLESBANK - Charlesbank Capital Partners | — | — | 0 |
| AS30347US | IBERIABANKLFY - IBERIABANK CORPORATION | — | — | 0 |
| AS30386US | ACI-WORLDWIDE - ACI Worldwide, Inc. | — | — | 0 |
| AS30397US | CITY-OF-DALLAS-ASN - City of Dallas | — | — | 0 |
| AS30431US | AS-PREFIXX - Prefixx, Inc. | — | — | 0 |
| AS30461US | QNACO-AS004 - QnA Consulting | — | — | 0 |
| AS30574US | BUSINESS-WIRE - Business Wire | — | — | 0 |
| AS30576US | SAEN - San Antonio Express-News | — | — | 0 |
| AS30591US | ONSITEAVALON - HonorBuilt, LLC | — | — | 0 |
| AS30602US | ISPRIME - ISPrime, Inc. | — | — | 0 |
| AS30604US | SPEEDY-4 - Curo Management LLC | — | — | 0 |
| AS30656US | GRAPHIANT-SERVICES - GRAPHIANT INC | — | — | 0 |
| AS31768US | RAPID-RESPONSE - RAPID RESPONSE MONITORING SERVICES INCORPORATED | — | — | 0 |
| AS31953US | HUL-44-31953 - Halajot USA LLC | — | — | 0 |
| AS31961US | IDC-WEB - International Data Corporation | — | — | 0 |
| AS32061US | VARSTREET-INC - VARSTREET INCORPORATION | — | — | 0 |
| AS32139US | OGDEN-PROJECTS - Reworld Projects, LLC | — | — | 0 |
| AS32259US | AREA-EDUCATION-AGENCY-267 - Area Education Agency 267 | — | — | 0 |
| AS32320US | WESTERN-STONE-AND-METAL-CORP - Western Stone and Metal | — | — | 0 |
| AS32327US | ZAYOB-NE - Zayo Bandwidth NorthEast LLC | — | — | 0 |
| AS32409US | VGRS-AC23 - VeriSign Global Registry Services | — | — | 0 |
| AS32468US | CMSSTL - Correctional Medical Services | — | — | 0 |
| AS32950US | TOWNESTELECOMMUNICATIONS - Townes Telecommunications Services Corporation | — | — | 0 |
| AS32975US | THOMSON-REUTERS - Thomson Reuters Holdings Inc | — | — | 0 |
| AS33005US | ELTOPIA - Eltopia Communications, LLC | — | — | 0 |
| AS33006US | LOGICALHOST - Logical Host, LLC | — | — | 0 |
| AS33013US | AICPA - American Institute of Certified Public Accountants | — | — | 0 |
| AS33034US | SITE-SAFE-AS-1 - Crown Castle USA | — | — | 0 |
| AS33092US | UC-HEALTH-UNIV-OF-CA - UC HEALTH | — | — | 0 |
| AS33180US | ATLWEB - Community Loans of America | — | — | 0 |
| AS33212US | DAYSTARR-AS - Daystarr Communications | — | — | 0 |