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 | 3,134 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 218.2M | 25,525 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 642 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,309 |
| 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.
32,245 autonomous systems registered to United States. Click an AS for detail.
| 73M |
| 232 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.6M | 3,898 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 2,000 |
| AS701US | UUNET - Verizon Business | 43.6M | 991 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,357 |
| 768 |
| — |
| 3 |
| AS46354US | QUANTHOUSE-US - QuantHouse Inc | 768 | — | 3 |
| AS36737US | CONFI-AS - PeopleFinders | 768 | — | 3 |
| AS30312US | NETGATE - Netgate | 768 | 17 | 5 |
| AS400806US | CLEARLYIP-CA - Clearly IP Inc | 768 | 1 | 3 |
| AS46619US | FRG-RAD - Foundation Radiology Group | 768 | — | 3 |
| AS53624US | VORYS-SATER-SEYMOUR-AND-PEASE-LLP - Vorys,Sater,Seymour and Pease LLP | 768 | — | 2 |
| AS396173US | SWA-W11-MKT-INET - Southwest Airlines Co. | 768 | — | 3 |
| AS395030US | TLC - The Lamar Company, LLC | 768 | — | 3 |
| AS54145US | AUTH-SERVERS - auth-servers, LLC | 768 | — | 2 |
| AS36240US | COMMUNICATIONS-UNLIMITED-INC - Communications Unlimited Inc. | 768 | — | 3 |
| AS401398US | POLY-GAMMA - Poly-Gamma LLC | 768 | — | 3 |
| AS53636US | XERIO - Xerio | 768 | — | 3 |
| AS46723US | UNLABELED - Unlabeled LLC | 768 | 7 | 10 |
| AS402687US | FAL - fal | 768 | — | 3 |
| AS78US | BA-346-78 - BT Americas, Inc | 768 | — | 3 |
| AS62538US | IPFAIL - ipFail Networks | 768 | 131.1K | 5 |
| AS25906US | IVGNCB - Life Technologies Corp. | 768 | — | 3 |
| AS62949US | KELLYSERVICES - Kelly Services Inc. | 768 | — | 3 |
| AS394598US | CVLD - CROSSLINK LONG DISTANCE, COMPANY | 768 | — | 2 |
| AS54303US | FILMO - FILMON.COM, INC. | 768 | — | 3 |
| AS16652US | RISEUP - Riseup Networks | 768 | 1 | 4 |
| AS22157US | AS1-A2W - mGage | 768 | — | 3 |
| AS54226US | SUNY-OPTOMETRY - SUNY College of Optometry | 768 | — | 3 |
| AS54949US | NYS-SENATE - New York State Senate | 768 | — | 2 |
| AS398960US | CRYOFLESH - Cryoflesh Inc | 768 | 2 | 5 |
| AS55229US | WSHOSTING - White Sands Hosting | 768 | — | 3 |
| AS10966US | ALASKA-AIR - Alaska Airlines, Inc. | 768 | — | 3 |
| AS40271US | SFMIX-TRANSIT - San Francisco Metropolitan Internet Exchange (SFMIX) | 768 | 1 | 3 |
| AS26168US | EXCO-ASN-01 - EXCO Resources, Inc. | 768 | — | 3 |
| AS54485US | PCOM-EDU - Philadelphia College of Osteopathic Medicine | 768 | — | 3 |
| AS7170US | MANHA-20 - Manhattan West, LLC | 768 | — | 3 |
| AS30172US | FAMC-1 - Citizens Bank, National Association | 768 | — | 3 |
| AS14643US | ACOSTA-ASN-01 - Acosta Sales & Marketing | 768 | — | 2 |
| AS213570US | Rowenix ROWENIX DIGITAL SOLUTIONS LLC | 768 | — | 3 |
| AS25837US | DATALINK-IT - DATALINK INFORMATION TECHNOLOGIES INC. | 768 | — | 2 |
| AS55059US | MPP - Microwave Power Products, Inc. | 768 | — | 2 |
| AS20466US | WGBH-EDUCATIONAL-FOUNDATION - WGBH Educational Foundation | 768 | — | 2 |
| AS40390US | WYNDHAMWW-PHX-2 - Wyndham Worldwide Corporation | 768 | — | 2 |
| AS46550US | LOGICORP - Logitech Inc | 768 | 16 | 3 |
| AS25909US | STEVE-MADDEN - Steven Madden, LTD. | 768 | — | 3 |
| AS23095US | SHARP - SHARP HealthCare | 768 | — | 3 |
| AS46178US | IVIT-1 - Integrity Virtual IT, Inc. | 768 | — | 2 |
| AS32340US | ZEN-BACKBONE - ZenWalk | 768 | — | 3 |
| AS29767US | COMMERCE-BANCSHARES - Commerce Bank | 768 | — | 3 |
| AS32203US | TLC-126-32203 - Thornton Labs Inc. | 768 | — | 3 |
| AS5779US | YAHOO-DNB - Yahoo Holdings Inc. | 768 | 1 | 4 |