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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 | 24,346 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,303 |
| 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.
32,168 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 | 4,357 |
| — |
| — |
| 0 |
| AS32007US | EQUINIX-CX-CH - Equinix, Inc. | — | — | 0 |
| AS32218US | UHH - UNITE HERE HEALTH | — | — | 0 |
| AS32288US | GNS - Garrison Network Solutions LLC | — | — | 0 |
| AS32301US | DVSA-KP-1 - DVSA Technologies, Inc. | — | — | 0 |
| AS32345US | TUMBLR-CORP - Yahoo Holdings Inc. | — | — | 0 |
| AS32698US | PEORIANEXT-AS - Heartland Commerce & Economic Development Foundation | — | — | 0 |
| AS32742US | DATAVERGE-MSP - 4RWEB, Inc | — | — | 0 |
| AS32794US | ICFG - International Church of the Foursquare Gospel | — | — | 0 |
| AS32836US | LOGICAL-TELECOM-LP - Logical Telecom, L.P. | — | — | 0 |
| AS32882US | ASN-CENTRILOGIC-USVI - Centrilogic, Inc. | — | — | 0 |
| AS32970US | FNIS-6-AS - Fidelity National Information Services, Inc. | — | — | 0 |
| AS32979US | NEUSTAR-AS3 - NeuStar, Inc. | — | — | 0 |
| AS33008US | ASN-33008 - Boca Raton Regional Hospital Inc. | — | — | 0 |
| AS33061US | MOMENTUM-ACCESS - Momentum Telecom, Inc. | — | — | 0 |
| AS33086US | HIGHCAPACITY - High Capacity, LLC | — | — | 0 |
| AS33090US | ANDREWCORP-NOVA - CommScope Technologies LLC | — | — | 0 |
| AS33118US | WEALTHFRONT-2 - Wealthfront Corporation | — | — | 0 |
| AS33143US | INTELEPEER-US-DALLAS - IntelePeer, Inc. | — | — | 0 |
| AS33183US | BNC-BANK-AS - BNC National Bank | — | — | 0 |
| AS33210US | 1-800-HOSTING - 1-800-HOSTING, Inc. | — | — | 0 |
| AS33225US | RPOINT-BOS-BGP-01 - Rockpoint Group, LLC. | — | — | 0 |
| AS33232US | JABIL-AS-HGKU-PH - Jabil | — | — | 0 |
| AS33240US | DENTONS-CANADA-LLP - Dentons US LLP | — | — | 0 |
| AS33251US | AS-TIERP-33251 - TierPoint, LLC | — | — | 0 |
| AS33266US | RAGLAND-TELEPHONE - Ragland Telephone Co., Inc. | — | — | 0 |
| AS33367US | FNFCO-BGP1 - FNF Construction, Inc. | — | — | 0 |
| AS33450US | EM-ASN-01 - EARTHmatrix | — | — | 0 |
| AS33456US | CHARTER-33456-NA - Charter Communications LLC | — | — | 0 |
| AS33517US | DYNDNS - Oracle Corporation | — | — | 0 |
| AS33671US | USBID-ASN - USBid, Inc. | — | — | 0 |
| AS33739US | MYSPACE - Myspace LLC | — | — | 0 |
| AS34135US | RENESYS Oracle America Inc. | — | — | 0 |
| AS35942US | AS-NCI-ASHBURN - Omnicare, Inc. | — | — | 0 |
| AS35972US | ONNIC - ONNIC NETWORK SOLUTION LLC | — | — | 0 |
| AS35983US | ASN-NEXTWEB-R4 - Nextweb, Inc | — | — | 0 |
| AS36006US | MSFT-36006 - Microsoft Corporation | — | — | 0 |
| AS36029US | AS-SEARCHGUIDE - Akamai Technologies, Inc. | — | — | 0 |
| AS36058US | OKONITE-AS - THE OKONITE COMPANY | — | — | 0 |
| AS36090US | F4-INTERNET-EXCHANGE - F4 Networks | — | — | 0 |
| AS36144US | TRAPP-CONNECT - Trapp Connect, LLC | — | — | 0 |
| AS36168US | ASSURED-NETWORKS-DEV - Assured Networks | — | — | 0 |
| AS36282US | ORCL-ASHBURN2 - Oracle Corporation | — | — | 0 |
| AS36296US | RL-NET1-SJC - RingLogix LLC | — | — | 0 |
| AS36322US | ASN-COSCIL - City of St. Charles | — | — | 0 |
| AS36355US | BLENDEDIP - BlendedIP LLC | — | — | 0 |
| AS36361US | QUORA - Quora Inc | — | — | 0 |