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 | 23,961 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,299 |
| 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.
32,159 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 | 1,998 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,341 |
| 1.5K |
| — |
| 4 |
| AS22344US | ABC-SUPPLY-CO - ABC Supply Co. | 1.5K | — | 5 |
| AS40321US | ESB - Emigrant Bank | 1.5K | — | 3 |
| AS11483US | CONVIVA-AS - Conviva, Inc. | 1.5K | 3 | 9 |
| AS400537US | AS-CHI-AURORA - Morningstar, Inc. | 1.5K | — | 4 |
| AS19572US | OMEGASYS-HQ - Omega Systems Consultants, LLC | 1.5K | — | 3 |
| AS399852US | HDD-BROADBAND - HDD Broadband Inc. | 1.5K | 4.1K | 4 |
| AS53698US | NINJA-IX-TRANSIT-CONNECTION - Ninja-IX Corporation | 1.5K | 30 | 21 |
| AS14255US | AS-USD - University of San Diego | 1.5K | — | 6 |
| AS40279US | FORESTRACKS - ForestRacks | 1.5K | 96 | 9 |
| AS33414US | KENTCOUNTYMI - Kent County Information Systems | 1.5K | — | 3 |
| AS17351US | THINQ - THINQ | 1.5K | — | 3 |
| AS5237US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | 1.5K | — | 6 |
| AS22600US | SFTC-MAIL-FAILOVER - San Francisco Superior Court | 1.5K | 4 | 7 |
| AS63154US | DCCC - Delaware County Community College | 1.5K | 512 | 8 |
| AS7014US | XO-AS7014 - Verizon Business | 1.5K | — | 6 |
| AS13698US | SHAWINDUSTRIES - Shaw Industries Group, Inc. | 1.5K | — | 6 |
| AS32506US | ENL-17-AS - Experior Networks LLC | 1.5K | — | 6 |
| AS32541US | CCI-DATA-01 - CCI Networks Services | 1.5K | — | 6 |
| AS394002US | WONDERLINK-COMMUNICATIONS - Wonderlink Communications, LLC | 1.5K | — | 5 |
| AS33476US | AS33476-TRADE-12 - SS&C Technologies, Inc. | 1.5K | — | 5 |
| AS3474US | DNIC-AS-03474 - United States Department of Defense (DoD) | 1.5K | — | 6 |
| AS46972US | WIRETAPTELECOM-ATL1 - Wiretap Telecom LLC | 1.5K | — | 6 |
| AS62490US | COMINTECH - Comintech Corp | 1.5K | — | 6 |
| AS46246US | RAPTOR-DC-01 - Raptor Engineering, LLC | 1.5K | 4.1K | 5 |
| AS33729US | JAVITS - Jacob K. Javits Convention Center | 1.5K | — | 2 |
| AS32361US | ULTRALIGHT - UltraLight | 1.3K | 65.5K | 11 |
| AS20091US | MARTINSVILLE-VA - City of Martinsville, VA | 1.3K | — | 5 |
| AS23348US | VERIFONE-US3-US4-US5 - VeriFone Inc. | 1.3K | — | 4 |
| AS399951US | ARCHOUS - Archous Networks Inc. | 1.3K | 256 | 6 |
| AS18662US | AFLAC - Aflac | 1.3K | — | 4 |
| AS10308US | NEIUNET - Northeastern Illinois University | 1.3K | — | 4 |
| AS36707US | SYSTEMADMIN - System Admin, LLC | 1.3K | — | 2 |
| AS22866US | AECOM-USPHX3 - AECOM | 1.3K | — | 4 |
| AS11713US | GBGDC-IP1 - Granite Block Global Data Center, Inc | 1.3K | — | 5 |
| AS18888US | AS-ZILLOW - ZILLOW, INC. | 1.3K | 1 | 6 |
| AS399668US | E-PLANNING-US - e-planning | 1.3K | 2 | 6 |
| AS396012US | COS-ASN01 - City of Scottsdale | 1.3K | — | 4 |
| AS62544US | OPEN-AIR-WIRELESS - Open Air Wireless, LLC. | 1.3K | — | 2 |
| AS22890US | NCC-OMAHA - Nebraska Colocation Centers, LLC | 1.3K | 256 | 5 |
| AS27281US | QUANTCAST - Quantcast Corporation | 1.3K | 7 | 12 |
| AS40051US | DWS-HK - Disney Worldwide Services, Inc. | 1.3K | — | 5 |
| AS11493US | HILLSBOROUGH-COUNTY-SHERIFFS-OFFICE - Hillsborough County Sheriff's Office | 1.3K | — | 3 |
| AS13458US | DKP-ASN - DAVIDSON KEMPNER CAPITAL MANAGEMENT LP | 1.3K | — | 5 |
| AS36838US | INFOIMAGE - INFOIMAGE OF CALIFORNIA | 1.3K | — | 5 |
| AS46282US | AVIALL-SERVICES-INC - Boeing Distribution, Inc. | 1.3K | — | 5 |
| AS19231US | NBCUNI - NBCUniversal | 1.3K | — | 5 |