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 | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 219M | 23,661 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 645 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,361 |
| 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.
32,363 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 | 3,911 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 45M | 2,046 |
| AS701US | UUNET - Verizon Business | 43.6M | 996 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.8M | 4,490 |
| 1K |
| — |
| 1 |
| AS257US | DNIC-AS-00257 - Navy Network Information Center (NNIC) | 960 | 1 | 7 |
| AS393447US | AS-VIRTUALSTACKS - Virtual Stacks LLC | 864 | — | 5 |
| AS399745US | WTB - Washington Trust Bank | 864 | — | 6 |
| AS399734US | CLARIVATE-01 - Clarivate Analytics (US) LLC | 832 | — | 4 |
| AS394856US | 394856 - Infinity Insurance Company | 832 | — | 4 |
| AS23435US | PHP-14-AS - Premier Health Partners | 800 | — | 3 |
| AS39984US | STARZENTERTAINMENT - Starz Entertainment Group LLC | 800 | — | 4 |
| AS25819US | COLLIER-TECHNOLOGIES-LLC - Collier Technologies LLC | 792 | 257 | 12 |
| AS25909US | STEVE-MADDEN - Steven Madden, LTD. | 768 | — | 3 |
| AS32834US | CHILDRENS-MEDICAL-CENTER - Children's Medical Center of Dallas | 768 | — | 3 |
| AS27451US | USO-ASN - US Oncology, Inc. | 768 | — | 3 |
| AS396527US | MIT-PUBWIFI - Massachusetts Institute of Technology | 768 | — | 3 |
| AS33391US | SECURITY-FINANCE - SECURITY FINANCE CORPORATION OF SPARTANBURG | 768 | — | 3 |
| AS399082US | MOWINET-ASN - Mosier WiNet LLC | 768 | — | 3 |
| AS26695US | BOGLETECH - Cubed Networks LLC | 768 | 4.4K | 9 |
| AS54949US | NYS-SENATE - New York State Senate | 768 | — | 2 |
| AS62607US | JUNONET - Juno Networks | 768 | — | 3 |
| AS63345US | DKM1-ARIN - The Reynolds and Reynolds Company | 768 | — | 3 |
| AS55229US | WSHOSTING - White Sands Hosting | 768 | — | 3 |
| AS399272US | BARNHOLDT-NA - Barnholdt, LLC | 768 | 272 | 17 |
| AS394092US | BCT-CONSUTLING - BCT Consulting Inc. | 768 | — | 3 |
| AS11055US | MIDCONTINENT-COMMUNICATIONS - Midcontinent Communications | 768 | 349 | 19 |
| AS40390US | WYNDHAMWW-PHX-2 - Wyndham Worldwide Corporation | 768 | — | 2 |
| AS21663US | GETWELL-NETWORK - GetWellNetwork, Inc. | 768 | — | 3 |
| AS62949US | KELLYSERVICES - Kelly Services Inc. | 768 | — | 3 |
| AS396462US | LKQ-CORP - LKQ Corporation | 768 | — | 3 |
| AS31759US | LARABIDA - La Rabida Hospital | 768 | — | 3 |
| AS16652US | RISEUP - Riseup Networks | 768 | 1 | 4 |
| AS14196US | YAHOO-CHA - Yahoo Holdings Inc. | 768 | 1 | 4 |
| AS394622US | EMMIX - Emmix | 768 | — | 3 |
| AS394815US | CSW - Cinch Software, LLC | 768 | — | 3 |
| AS36240US | COMMUNICATIONS-UNLIMITED-INC - Communications Unlimited Inc. | 768 | — | 3 |
| AS22172US | MITCHELL-INTERNATIONAL-DC2 - Mitchell International | 768 | — | 3 |
| AS20020US | POWERNET - Power Systems Computers | 768 | — | 2 |
| AS53624US | VORYS-SATER-SEYMOUR-AND-PEASE-LLP - Vorys,Sater,Seymour and Pease LLP | 768 | — | 2 |
| AS53499US | MCLEOD-HEALTH - McLeod Health | 768 | — | 3 |
| AS397721US | APOG-UNO - Apogee Telecom Inc. | 768 | — | 2 |
| AS30553US | THOREK-30553 - Thorek Memorial Hospital | 768 | — | 3 |
| AS26808US | UTICA-COLLEGE - Utica University | 768 | — | 3 |
| AS401398US | POLY-GAMMA - Poly-Gamma LLC | 768 | — | 3 |
| AS26168US | EXCO-ASN-01 - EXCO Resources, Inc. | 768 | — | 3 |
| AS19674US | NAVPOINT - Navpoint Internet | 768 | — | 3 |
| AS400213US | COMANDSOLUTIONS - COMAND Solutions, Inc | 768 | — | 3 |
| AS6973US | AS6973 - Morgan Stanley | 768 | — | 3 |
| AS213570US | Rowenix ROWENIX DIGITAL SOLUTIONS LLC | 768 | — | 3 |
| AS401988US | AS5005 - 5005 LLC | 768 | 260 | 8 |