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 | 24,389 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,302 |
| 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.
32,169 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 233 |
| 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 | 1,996 |
| AS701US | UUNET - Verizon Business | 43.6M | 994 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,341 |
| 768 |
| — |
| 3 |
| AS40390US | WYNDHAMWW-PHX-2 - Wyndham Worldwide Corporation | 768 | — | 2 |
| AS26043US | NATL-EDU - National Education Association | 768 | — | 3 |
| AS54485US | PCOM-EDU - Philadelphia College of Osteopathic Medicine | 768 | — | 3 |
| AS31816US | NMDP - National Marrow Donor Program | 768 | — | 3 |
| AS62607US | JUNONET - Juno Networks | 768 | — | 3 |
| AS401988US | AS5005 - 5005 LLC | 768 | 260 | 8 |
| AS54321US | COMPUTEX - ENETSolutions L.L.C | 768 | — | 3 |
| AS19424US | CV-NET-1 - Cars Commerce | 768 | — | 2 |
| AS20282US | NYFIX20282 - Broadridge Trading and Connectivity Solutions Inc. | 768 | — | 3 |
| AS32030US | VOIPSTER - VoIPster Communications, INC. | 768 | 3 | 6 |
| AS14056US | SEI - SEI Investments | 768 | — | 3 |
| AS26808US | UTICA-COLLEGE - Utica University | 768 | — | 3 |
| AS398960US | CRYOFLESH - Cryoflesh Inc | 768 | 2 | 5 |
| AS23095US | SHARP - SHARP HealthCare | 768 | — | 3 |
| AS46568US | HORMELFOODS - Hormel Foods Corporation | 768 | — | 3 |
| AS399883US | CODEFORHOST-AS-ARIN - CodeforHost Inc | 768 | 3 | 6 |
| AS11954US | BAYVIEW-FINANCIAL-INETOPS - Bayview Financial, LP | 768 | — | 3 |
| AS14598US | YCP-ASN - York College of Pennsylvania | 768 | 4.1K | 4 |
| AS399594US | BLUESPRING-01 - Blue Spring Broadband | 768 | — | 3 |
| AS7170US | MANHA-20 - Manhattan West, LLC | 768 | — | 3 |
| AS53770US | IQOR-AS - iQor US Inc. | 768 | — | 3 |
| AS55059US | MPP - Microwave Power Products, Inc. | 768 | — | 2 |
| AS32971US | HCC-ASN - Howard Community College | 768 | — | 2 |
| AS11055US | MIDCONTINENT-COMMUNICATIONS - Midcontinent Communications | 768 | 349 | 19 |
| AS25644US | LINUXSQUARE - Linux Square | 768 | 768 | 6 |
| AS396527US | MIT-PUBWIFI - Massachusetts Institute of Technology | 768 | — | 3 |
| AS54583US | 54583 - American College of Surgeons | 768 | — | 3 |
| AS18841US | TRIMBLE-SNVL - Trimble, Inc. | 768 | 2 | 4 |
| AS36579US | WESH-TV - Hearst-Argyle Television, Inc. | 768 | — | 3 |
| AS200074US | ASSWH SN SOLUTIONS LLC | 768 | 1 | 4 |
| AS400773US | BOSTON-FIBER - Boston Fiber LLC | 768 | 1 | 5 |
| AS11978US | VL-221-11978 - Vegas.com, LLC | 768 | — | 3 |
| AS6598US | WIREDWATERS - Wired Waters, Inc. | 768 | — | 2 |
| AS23018US | CSMGUSA - CareSource Management Group, Co. | 768 | — | 3 |
| AS44841US | Egressif Egressif LLC | 768 | 526.6K | 7 |
| AS188US | SAIC-AS-188 - SAIC | 768 | — | 3 |
| AS18707US | INTELEMEDIA - Intelemedia Communications, Inc | 768 | — | 3 |
| AS53621US | RADY-CHILDRENS-HOSPITAL-SAN-DIEGO - Rady Children's Hospital - San Diego | 768 | — | 3 |
| AS396411US | MICROPACT-ASH-DC - MicroPact Global, Inc | 768 | — | 3 |
| AS40268US | ICON-INTERNET - ICON Internet, LLC | 768 | 8.2K | 5 |
| AS32203US | TLC-126-32203 - Thornton Labs Inc. | 768 | — | 3 |
| AS32834US | CHILDRENS-MEDICAL-CENTER - Children's Medical Center of Dallas | 768 | — | 3 |
| AS5779US | YAHOO-DNB - Yahoo Holdings Inc. | 768 | 1 | 4 |
| AS54145US | AUTH-SERVERS - auth-servers, LLC | 768 | — | 2 |
| AS46550US | LOGICORP - Logitech Inc | 768 | 16 | 3 |
| AS63116US | BAKER-DONELSON - Baker, Donelson, Bearman, Caldwell & Berkowitz, PC | 768 | — | 3 |