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 | 3,134 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 218.2M | 25,525 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 642 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,309 |
| 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.
32,245 autonomous systems registered to United States. Click an AS for detail.
| 73M |
| 232 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.6M | 3,898 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 2,000 |
| AS701US | UUNET - Verizon Business | 43.6M | 991 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,357 |
| 768 |
| — |
| 3 |
| AS32848US | ETON-INTERNATIONAL-INC - ETON INTERNATIONAL, INC. | 768 | — | 3 |
| AS402722US | ARCTCLOUD - Arct | 768 | — | 3 |
| AS23249US | AVECTRA - Avectra | 768 | — | 2 |
| AS13412US | VULCAN-LLC - Vulcan LLC | 768 | — | 3 |
| AS53865US | PEER-POINT - Peer-Point Services, LLC. | 768 | — | 3 |
| AS398328US | LOCALHOST-LLC - Localhost LLC | 768 | 4.1K | 4 |
| AS211607US | RECORDEDFUTURE Securitytrails, LLC | 768 | 4.1K | 5 |
| AS25938US | SOROS-FUND-MAN - Soros Fund Management LLC | 768 | — | 3 |
| AS29981US | ROBINHOOD-MARKETS-1 - ROBINHOOD MARKETS, INC. | 768 | — | 3 |
| AS401740US | GLOBALAI - GlobalAI Holdings Inc. | 768 | 16 | 4 |
| AS18864US | FIRST-UNITED-BANK - First United Bank and Trust Company | 768 | — | 3 |
| AS26974US | BIGBYTECC - bigbyte.cc Corp | 768 | — | 3 |
| AS18670US | ARROWSTREET - Arrowstreet Capital, L.P. | 768 | — | 2 |
| AS46436US | XR-ASN1 - XR Trading LLC | 768 | — | 3 |
| AS19980US | CAREERED - Career Education Corporation | 768 | — | 2 |
| AS395333US | LACKAWANNA-COLLEGE - Lackawanna College | 768 | — | 3 |
| AS63306US | TOUCHTONE-LA - TouchTone Communications | 768 | — | 3 |
| AS214016US | Amarebox-ASN Amarebox LLC | 768 | — | 3 |
| AS11739US | CHIRISA-TECHNOLOGY-PARKS-01 - Digital Fortress, Inc. | 768 | — | 3 |
| AS40220US | MARIA - Virginia Polytechnic Institute and State Univ. | 768 | 69.8K | 7 |
| AS23389US | CAMPBELL-SCIENTIFIC - Campbell Scientific, Inc. | 768 | 1 | 3 |
| AS400626US | ACSC1006 - Automobile Club of Southern California | 768 | — | 3 |
| AS399135US | 617A-AS-1 - 617A Corporation | 768 | 2 | 5 |
| AS401234US | NORTHEASTERN-LON-AS - Northeastern University | 768 | — | 2 |
| AS53388US | TEFEXIA - Tefexia LC | 768 | 65.5K | 5 |
| AS400260US | OLSON-NETWORK - Olson Tech, LLC | 768 | 256 | 3 |
| AS33283US | MCSERVICES - MC Services | 768 | — | 2 |
| AS401707US | ARPHOST - ARPHost, LLC | 768 | 3 | 6 |
| AS53722US | SSSASN - Social & Scientific Systems, Inc. | 768 | 3 | 6 |
| AS396458US | CMM-ATL - CoverMyMeds LLC | 768 | — | 2 |
| AS40211US | STEINERSTUDIOS - Steiner Studios | 768 | — | 2 |
| AS393320US | FORTY-NINERS-ASN-2024 - Forty Niners Holdings LP | 768 | — | 3 |
| AS40812US | XTC-WIRELESS - XTC Limited Company | 768 | — | 3 |
| AS62594US | PDT - PDT Partners LLC | 768 | — | 3 |
| AS398170US | WPAFN - WPA Fiber Network LLC | 768 | 65.5K | 3 |
| AS20171US | ASN-KEYWORDS-STUDIOS - Keywords Studios US INC. | 768 | — | 2 |
| AS15050US | RF-AS1 - The Rockefeller Foundation | 768 | — | 3 |
| AS53528US | SHARP-ASN - Sharp Electronics Corporation | 768 | — | 3 |
| AS22907US | AS22907 - Conduent Business Services, LLC | 768 | — | 3 |
| AS33753US | WBMI - West Bend Mutual Insurance Company | 768 | — | 3 |
| AS16565US | FIRST-HAWAIIAN-BANK - First Hawaiian Bank | 768 | — | 3 |
| AS22475US | MVP - MVP Health Plan Inc. | 768 | — | 2 |
| AS15157US | NORWORLD - NORTHWESTERN CORPORATION | 768 | — | 3 |
| AS46329US | TOURO-ASN - TOURO UNIVERSITY NEVADA | 768 | — | 2 |
| AS16848US | NEXG-NOC - NexG | 768 | — | 2 |
| AS10745US | ARIN-ASH-CHA - ARIN Operations | 768 | 3 | 6 |