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. | 218.1M | 24,635 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 642 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,306 |
| 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.
32,220 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 | 3,891 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 2,003 |
| AS701US | UUNET - Verizon Business | 43.6M | 992 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,360 |
| 256 |
| — |
| 1 |
| AS1911US | DNIC-ASBLK-01910-01914 - United States Department of Defense (DoD) | 256 | — | 1 |
| AS22124US | FINNEGANBGP - Finnegan, Henderson, Farabow, Garrett &Dunner, LLP | 256 | — | 1 |
| AS401558US | KSOL - Kage Solutions LLC | 256 | — | 1 |
| AS62636US | ISD273-1 - Edina Public Schools | 256 | — | 1 |
| AS26587US | ICE-MILLER-DONADIO-RYAN - Ice Miller Donadio & Ryan | 256 | — | 1 |
| AS26164US | SWK-HOSTING1 - SWK | 256 | — | 1 |
| AS396119US | AVERA-ECARE - AVERA MCKENNAN | 256 | — | 1 |
| AS15124US | TOR-CCONNECT-01 - Town of Ridgefield | 256 | — | 1 |
| AS26289US | SOUTHSIDE-BANCSHARES-INC - Southside Bancshares, Inc. | 256 | — | 1 |
| AS40053US | BIOWAREULCEDMONTON - Electronic Arts, Inc. | 256 | — | 1 |
| AS13683US | AUTO-WARES-ASN - Auto-Wares Inc | 256 | — | 1 |
| AS401293US | AS401293 - FSTcloud | 256 | 5.2M | 11 |
| AS205712US | WEB-TRACTORINFOR Tractorinfor LLC | 256 | 4.1K | 2 |
| AS401073US | A10NETWORKS-INC - A10 Networks Inc. | 256 | — | 1 |
| AS394904US | SPARWORKS - SparWorks LLC | 256 | — | 1 |
| AS15300US | 4IMPRINT - 4imprint | 256 | — | 1 |
| AS400647US | CASSIA-COUNTY-ID - Cassia County | 256 | 256 | 2 |
| AS401555US | BLOCKCAST-CDN-01 - Blockcast Inc. | 256 | 1 | 2 |
| AS395321US | MOLEX-AS - MOLEX LLC | 256 | — | 1 |
| AS398965US | ENERBANKUSA - EnerBank USA | 256 | — | 1 |
| AS399042US | YANCEYBROSCO-01 - Yancey Bros Co | 256 | — | 1 |
| AS398084US | AS-NETWORK228-536 - Network 228, LLC | 256 | — | 1 |
| AS53555US | HLC-496 - Huntington Mark, LLC | 256 | — | 1 |
| AS1021US | CVTECH1 - CV Tech | 256 | — | 1 |
| AS26018US | QAWOLF-ASN-01 - QA WOLF, INC. | 256 | — | 1 |
| AS17387US | AUBIX - AUBIX LLC | 256 | 4.1K | 2 |
| AS57926US | SAFEDNS-AS SafeDNS, Inc. | 256 | 1 | 2 |
| AS396333US | CYWEST-COMMUNICATIONS - Cywest Communications, Inc. | 256 | — | 1 |
| AS402395US | AXION-NET - Axion | 256 | — | 1 |
| AS401201US | RENO-TAHOE-AIRPORT-AUTHORITY - Reno-Tahoe Airport Authority | 256 | — | 1 |
| AS29403US | VERISIGN-AS VeriSign Inc. | 256 | — | 1 |
| AS401716US | CAL-STO - State Treasurer's Office | 256 | — | 1 |
| AS62716US | TELECOM-ENTRENAMIENTOS-TELECOM-ISP-SOLUTIONS - Telecom Trainings LLC | 256 | 256 | 2 |
| AS205763US | SUPPORTSERVERS Support Servers LLC | 256 | 524.3K | 2 |
| AS54222US | CITY-OF-CEDAR-PARK - City of Cedar Park | 256 | — | 1 |
| AS397479US | HUBER-AS-01 - Huber & Associates, Inc. | 256 | — | 1 |
| AS26545US | THE-BANKERS-BANK - The Bankers Bank | 256 | — | 1 |
| AS395568US | COMFEDCU - Communication Federal Credit Union | 256 | 257 | 3 |
| AS401924US | SPOKANE-PUBLIC-SCHOOLS - Spokane Public School District No. 81 | 256 | — | 1 |
| AS46716US | CROOK-COUNTY-OREGON - Crook County Oregon | 256 | — | 1 |
| AS394368US | CYTIZEN-NET - CYTIZEN NETWORKS LLC | 256 | 256 | 2 |
| AS6642US | DATASPHERE-TRANSIT - Hyper Group Network LLC | 256 | — | 1 |
| AS23452US | WIND-MTC-BGP-2017 - MCPHERSON COLLEGE | 256 | — | 1 |
| AS19879US | QOMRO - Propel Labs, LLC | 256 | 4.1K | 2 |
| AS397953US | ALVIN-ISD-01 - Alvin Independent School District | 256 | — | 1 |
| AS398277US | AS - Miller Advertising Agency Inc. | 256 | — | 1 |