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 | 3,139 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 211.2M | 21,186 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 113.7M | 639 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,242 |
| 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.
31,994 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 229 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 383 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 49.3M | 3,669 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.7M | 1,948 |
| AS701US | UUNET - Verizon Business | 43.6M | 998 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,373 |
| 256 |
| — |
| 1 |
| AS26763US | DART-DALLAS - Dallas Area Rapid Transit (DART) | 256 | — | 1 |
| AS29964US | MCCORMICK-AND-COMPANY - McCormick & Company Inc. | 256 | — | 1 |
| AS14601US | AAL-ASN - Anchorage Advisors, LLC | 256 | — | 1 |
| AS393246US | AS-AFILIAS-IAD1 - Afilias, Inc. | 256 | 1 | 2 |
| AS30467US | VONAGE-03 - Vonage Holdings, Inc. | 256 | — | 1 |
| AS16840US | JETSET-NETWORKS - JetSet Networks | 256 | 65.5K | 2 |
| AS33304US | RACETRAC - RaceTrac Petroleum, Inc. | 256 | — | 1 |
| AS54547US | BCCLS-AS - Bergen County Cooperative Library System | 256 | — | 1 |
| AS214478US | AS-SAKURACLOUDS Sakura Clouds LLC | 256 | 6 | 7 |
| AS19716US | UNITED-SUPERMARKETS - UNITED SUPERMARKETS LLC | 256 | — | 1 |
| AS11936US | MARATHON-CHEESE - Marathon Cheese Corporation | 256 | — | 1 |
| AS401380US | CYBERFOREST-COMMUNICATION-AMERICAN - CyberForest | 256 | 1 | 2 |
| AS397322US | FORWARD-THINKING - Forward Thinking Systems LLC | 256 | — | 1 |
| AS401455US | CLEARLINE-COMMUNICATIONS-INC - Clearline Communications, Inc. | 256 | 4.1K | 2 |
| AS30065US | DIETZ-WATSON - Dietz & Watson, Inc. | 256 | — | 1 |
| AS401779US | AAROBAND - AaroBand, Inc. | 256 | 4.1K | 2 |
| AS395408US | SBLI-MA - SBLI | 256 | — | 1 |
| AS398314US | ELDORADO-205 - Mphasis Eldorado | 256 | — | 1 |
| AS395027US | AGT-US-5800 - Ainsworth Game Technology, Inc. | 256 | — | 1 |
| AS54345US | FARM-BUREAU-MUTUAL-INSURANCE-OF-IDAHO-01 - FARM BUREAU MUTUAL INSURANCE COMPANY OF IDAHO | 256 | 1 | 2 |
| AS13717US | AURORA-SMOKEY-01 - Aurora Sky Labs LLC | 256 | 256 | 2 |
| AS33093US | NEOGOV - NEOGOV | 256 | — | 1 |
| AS394640US | TSD409-NET - Tahoma School District No. 409 | 256 | — | 1 |
| AS18781US | ASTRACORE-VENTURES - AstraCore Ventures LLC | 256 | 256 | 2 |
| AS16914US | MBHARCH - MBH ARCHITECTS | 256 | — | 1 |
| AS398111US | MAVERICK-TRANSPORTATION-LLC-01 - Maverick Transportation, LLC | 256 | — | 1 |
| AS36115US | AS-DCPA - Denver Center for the Performing Arts | 256 | — | 1 |
| AS398552US | CISD-ASN - Cleburne Independent School District | 256 | — | 1 |
| AS29961US | MADISON-COUNTY-COMMISSION-AL - Madison County Commission | 256 | — | 1 |
| AS395682US | MANKINNOCBNA - Mankin Media Systems, Inc | 256 | — | 1 |
| AS395613US | ASNFPT300 - Footprint Solutions | 256 | — | 1 |
| AS21931US | THOMSON-REUTERS - Thomson Reuters U.S. LLC | 256 | — | 1 |
| AS55187US | AC-CHARTER-WINDTREAM - Assumption University | 256 | — | 1 |
| AS63059US | NETSER-US-DE1 - Netser, Inc. | 256 | — | 1 |
| AS397334US | DOTFOODS - Dot Foods, Inc. | 256 | — | 1 |
| AS40018US | DENDREON-DENDREON-PHARMACEUTICALS-LLC-US - Dendreon Pharmaceuticals LLC | 256 | — | 1 |
| AS40798US | WALLACE-HARDWARE - Wallace Hardware Co., Inc. | 256 | — | 1 |
| AS30631US | VIPCONNECTIVITY - VIPConnectivity | 256 | — | 1 |
| AS394238US | GCFA-ASN01 - GENERAL COUNCIL ON FINANCE AND ADMINISTRATION OF THE UNITED METHODIST CHURCH | 256 | — | 1 |
| AS62812US | THENATUREORG-1 - The Nature Conservancy | 256 | — | 1 |
| AS402220US | KIRKLAND-ELLIS-NV - Kirkland & Ellis LLP | 256 | — | 1 |
| AS399579US | CPASNET2 - Centerview Partners, LLC | 256 | — | 1 |
| AS33557US | DT-ATL-QTS-ASN - Dealership Technologies, LLC | 256 | — | 1 |
| AS27490US | AGRACEHOSPICE-MSN-DR - Agrace Hospicecare Inc | 256 | — | 1 |
| AS11088US | ICONNECT - iConnect | 256 | — | 1 |
| AS393371US | MB1640-1 - Microbilt Corporation | 256 | 1 | 2 |