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 | 24,555 |
| 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 |
| 232 |
| 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 | 1,995 |
| AS701US | UUNET - Verizon Business | 43.6M | 994 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,354 |
| 512 |
| — |
| 2 |
| AS21698US | TURBONET-NETWORK - TurboNet | 512 | — | 2 |
| AS402091US | AYIT-01 - oknumbers inc | 512 | — | 2 |
| AS400659US | DAVEYGROUPLLC-ASN - Davey Group LLC | 512 | 1 | 3 |
| AS32958US | HERITAGE-MEDICAL - Heritage Medical Associates, P.C. | 512 | — | 2 |
| AS399769US | SLIMCD - Online Commerce Corp | 512 | — | 1 |
| AS401859US | D3VUR - D3VUR LLC | 512 | 1 | 3 |
| AS396890US | CITYOFREDMOND - City of Redmond Washington | 512 | — | 2 |
| AS400564US | WESTONREED - Weston Reed, Sole Proprietorship | 512 | 1 | 3 |
| AS4900US | ASN1 - Montgomery County Hospital District | 512 | — | 2 |
| AS393555US | MOIT - City of Baltimore, Mayor's Office of Information Technology | 512 | — | 2 |
| AS401493US | SUREPATH-AI - SurePath AI | 512 | — | 2 |
| AS396318US | CENTENNIALBANK-AR - Centennial Bank | 512 | — | 2 |
| AS396997US | AS-BLOCKSTREAM - Blockstream USA Corporation | 512 | 3 | 5 |
| AS29993US | NCC-23-ASN - North Central College | 512 | — | 2 |
| AS33012US | VERTEX-RESEARCH-GROUP - Vertex Research Group, Inc. | 512 | — | 2 |
| AS27453US | ASN1 - Systemax Inc. | 512 | — | 2 |
| AS13460US | EARTHCAM - EarthCam, Inc. | 512 | 2 | 4 |
| AS40324US | TGNA-KVUE - TEGNA Inc. | 512 | — | 2 |
| AS11962US | EMPIRE5882300 - Empire Today LLC | 512 | — | 2 |
| AS15249US | XPRESS-DATA - Xpress Data, Inc. | 512 | — | 2 |
| AS32309US | 32309 - ASHS | 512 | — | 2 |
| AS30508US | TXDPS - Texas Department of Public Safety | 512 | — | 2 |
| AS400242US | SIEMENS-EDC-MIF - Siemens Corporation | 512 | 1 | 3 |
| AS14085US | LEARN-I2PX - LEARN | 512 | 2 | 4 |
| AS398843US | SABINO-WIFI-ASN - Sabino WiFi LLC | 512 | 65.5K | 3 |
| AS26176US | AJA - AJA Video Systems, Inc. | 512 | — | 2 |
| AS400227US | INTERACTIVE-BROKERS-CORP - Interactive Brokers Corp | 512 | — | 2 |
| AS22064US | AS22064-FXALL - Refinitiv US LLC | 512 | — | 2 |
| AS32583US | LA-ENC-ASN1 - Life Alert Emergency Response, Inc. | 512 | — | 2 |
| AS62966US | AS-BRIGHTEDGE-COM - BrightEdge Technologies | 512 | — | 1 |
| AS27001US | DAYSINNHOTELCIRCLE-GUEST-INTERNET - Days Inn Hotel Circle Sea World | 512 | — | 1 |
| AS54978US | ZYWAV-MKE-ASN - ZYWAVE INC | 512 | — | 2 |
| AS401138US | MORSECOMMUNICATIONS - Morse Communications, Inc. | 512 | 2 | 4 |
| AS30594US | FREESTONE-GROVE - Freestone Grove Partners | 512 | — | 2 |
| AS401165US | COLOVORE-01 - Colovore LLC | 512 | — | 2 |
| AS35909US | ERGOS-TECHNOLOGY - ERGOS Technology Partners | 512 | — | 1 |
| AS393296US | AUGUSTANACOLLEGEROCKISLANDIL - Augustana College | 512 | — | 1 |
| AS393418US | LOGIX-HEALTH - LOGIXHEALTH, INC | 512 | — | 2 |
| AS40044US | BRONSON-HEALTHCARE-GROUP-INC - Bronson Healthcare Group, Inc. | 512 | — | 1 |
| AS54362US | OGDEN-CITY-CORPORATION - Ogden City Corporation | 512 | — | 1 |
| AS397155US | BOK-CENTER - BOK Center | 512 | — | 2 |
| AS396086US | HAMPSHIRE-CAMPUS - Hampshire College | 512 | — | 2 |
| AS63157US | DBI-CMH9 - DSW Information Technology LLC. | 512 | — | 1 |
| AS398125US | EXODUSPOINT-CAPITAL-MANAGEMENT-US - ExodusPoint Capital Management, L.P. | 512 | — | 2 |
| AS32946US | RPU-1892 - Rochester Public Utilities | 512 | — | 2 |
| AS16854US | HCCU-2 - Hapo Community Credit Union | 512 | — | 2 |