Loading…
How United States ranks worldwide on dormant space, the transfer market, routing security and address density.
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 | 3,136 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 210.5M | 20,695 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 113.7M | 639 |
| AS721US | DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD) | 73.1M | 229 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC |
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.
| 68.2M |
| 345 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 66.4M | 1,107 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 47.9M | 3,573 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.7M | 1,926 |
| AS701US | UUNET - Verizon Business | 43.6M | 1,000 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.2M | 4,508 |
| 139.8K |
| — |
| 29 |
| AS325US | DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) | 139.5K | 512 | 37 |
| AS22US | DNIC-AS-00022 - Navy Network Information Center (NNIC) | 139.5K | 2 | 7 |
| AS393750US | TRUMAN-STATE-UNIVERSITY - Truman State University | 139.5K | — | 23 |
| AS26554US | US-SIGNAL - US Signal Company, L.L.C. | 139.5K | 131.1K | 38 |
| AS40021US | CONTABO-40021 - Contabo Inc. | 139.3K | 327.7K | 95 |
| AS675US | MSUS-AS - Minnesota State Colleges and Universities | 139.3K | 65.5K | 4 |
| AS27274US | CMICH - Central Michigan University | 139.3K | 65.5K | 4 |
| AS55201US | SKYQUANTUM-INTERNET-SERVICE - SkyQuantum Internet Service | 139.3K | 3.9M | 307 |
| AS336US | DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) | 139K | 256 | 26 |
| AS6059US | UMS2-ASN - University System of Maryland | 138.8K | 256 | 8 |
| AS26934US | UNIVERSITY-OF-MISSOURI---COLUMBIA - University of Missouri-Columbia | 138.8K | 17 | 9 |
| AS1530US | DNIC-ASBLK-01529-01530 - Headquarters, USAISC | 138.8K | 256 | 19 |
| AS39855US | MOD-EU Mod Mission Critical LLC | 138.5K | 5 | 511 |
| AS11809US | NET-ERAU-PRC - Embry-Riddle University | 138K | — | 15 |
| AS26101US | YAHOO-BF1 - Yahoo Holdings Inc. | 138K | 16 | 83 |
| AS10242US | USINTERNET - US Internet Corp | 137.7K | 1M | 37 |
| AS25996US | FBICJIS - FBI Criminal Justice Information Services | 137.7K | 516 | 42 |
| AS27026US | NETWORKMARYLAND - networkMaryland | 137.7K | 65.5K | 27 |
| AS7867US | TECHDATA - TECH DATA CORPORATION | 137.7K | — | 29 |
| AS88US | PRINCETON-AS - Princeton University | 137.2K | 4.1K | 10 |
| AS13576US | SDNW-13576 - SDN Communications | 137.2K | 204.8K | 88 |
| AS33442US | ZEBRA-TECHNOLOGIES-BGP-AS-NUMBER - Zebra Technologies Corporation | 137K | 2 | 27 |
| AS13789US | INTERNAP-BLK3 - Unitas Global | 137K | 65.5K | 59 |
| AS377US | SNLA-NET-AS - Sandia National Laboratories | 137K | 1 | 8 |
| AS36315US | SERVPAC - Servpac Inc. | 136.7K | — | 34 |
| AS35US | MITRE-AS-1 - The MITRE Corporation | 136.4K | — | 9 |
| AS5723US | JHU - Johns Hopkins University | 135.9K | 65.5K | 9 |
| AS2642US | LEG-CA-GOV - California Department of Technology | 135.7K | — | 20 |
| AS400511US | CWAVEFIBER - Clearwave Communications | 135.4K | 65.5K | 133 |
| AS22093US | CCF-NETWORK - Cleveland Clinic Foundation | 135.4K | — | 13 |
| AS35985US | ONERINGNET-ATL-1 - One Ring Networks, Inc. | 135.2K | 1.2M | 44 |
| AS166US | IDA-AS - Institute for Defense Analyses | 134.7K | — | 18 |
| AS3486US | JPMORGAN-AS3486 - JPMorgan Chase & Co. | 134.7K | 80 | 16 |
| AS27US | UMDNET - University of Maryland | 134.7K | 6 | 11 |
| AS14373US | UTMB - University of Texas Medical Branch | 134.7K | — | 15 |
| AS394534US | CITYOFCHICAGO-ASN-01 - City of Chicago | 134.4K | — | 11 |
| AS10497US | WORLDBANK - IBRD | 134.4K | 4.1K | 14 |
| AS21766US | BEN-LOMAND-TEL - BEN LOMAND RURAL TELEPHONE COOPERATIVE, INC. | 134.4K | 1.1M | 106 |
| AS27185US | DHS-INTERNET - Danbury Hospital - ITG | 134.4K | — | 10 |
| AS3724US | ALASKA-ANET - State of Alaska | 134.3K | — | 14 |
| AS6356US | NERDCNET - University of Florida | 134.3K | 256 | 16 |
| AS4246US | NJIT-AS - New Jersey Institute of Technology | 134.1K | — | 12 |
| AS21693US | BGP-ASN-21693 - Xcel Energy Inc. | 134.1K | — | 14 |
| AS31US | CIT - California Institute of Technology | 134.1K | 65.5K | 13 |
| AS16988US | IPAPER - International Paper Company | 134.1K | — | 11 |
| AS10583US | CHIME - Connecticut Hospital Assoc. | 134.1K | 65.5K | 13 |