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 | 23,695 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 643 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,300 |
| 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.
32,143 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 | 3,820 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 1,994 |
| AS701US | UUNET - Verizon Business | 43.6M | 995 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,278 |
| 100.1K |
| — |
| 9 |
| AS17386US | GRAINGER - W.W.GRAINGER | 99.6K | — | 8 |
| AS400463US | DYNANODE-ASN-01 - DynaNode LLC | 99.3K | — | 5 |
| AS20252US | JSIWMC - Joan and Sanford I. Weill Medical College and Graduate School of Medical Sciences of Cornell University | 98.8K | — | 4 |
| AS25853US | ELJY30540 - Ellijay Telephone Company | 98.8K | 65.5K | 19 |
| AS12148US | CLEMSONU - Clemson University | 98.8K | 17 | 6 |
| AS10499US | IUMC-IT - Rochester Gas and Electric Corporation | 98.8K | — | 6 |
| AS7847US | NASA-HPCC-ESS - NASA Goddard Space Flight Center | 98.3K | 1 | 3 |
| AS3388US | UNM-AS - University of New Mexico | 98.3K | — | 2 |
| AS29863US | DATABANK-LATISYS - Latisys-Denver, LLC | 98.3K | 65.5K | 42 |
| AS11911US | THE-BANK-OF-NEW-YORK-MELLON-CORPORATION-AS11911 - The Bank of New York Mellon Corporation | 98K | — | 52 |
| AS1736US | MU-AS - Marquette University | 97.8K | — | 79 |
| AS33004US | SUNY-ESC - SUNY Empire State University | 97.8K | 1 | 20 |
| AS27086US | DNIC-ASBLK-27032-27159 - United States Department of Defense (DoD) | 97.8K | — | 141 |
| AS1516US | DNIC-ASBLK-01513-01518 - Headquarters, USAISC | 97.5K | 1 | 54 |
| AS6026US | DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) | 97.5K | 1 | 22 |
| AS395354US | ASN-STARRY - Starry, Inc. | 97.3K | 53.2K | 48 |
| AS33616US | CO-MO-COMM - Co-Mo Comm Inc | 97.3K | 65.5K | 149 |
| AS7862US | CHEVRON - Chevron Corporation | 96.8K | 6.1K | 43 |
| AS300US | DNIC-AS-00300 - United States Department of Defense (DoD) | 96.8K | 1 | 36 |
| AS19380US | CHROBINSON - C.H. ROBINSON WORLDWIDE, INC. | 96.3K | — | 11 |
| AS40237US | UNITED-TELEPHONE - United Telephone Company | 96.3K | 65.5K | 13 |
| AS19255US | YOUR-ORG-INC-NA - YOUR.ORG, INC. | 96K | 4.4K | 33 |
| AS11520US | ALLSTATE-INSURANCE-CO - Allstate Insurance Company | 96K | — | 69 |
| AS213541US | ws-telecom-sdn WS Telecom Inc | 96K | — | 182 |
| AS14135US | NAVISITE-EAST-2 - Navisite Opco LLC | 96K | 2 | 33 |
| AS6315US | XMISSION - XMission, L.C. | 95.7K | 137.2K | 34 |
| AS27411US | LEASEWEB-USA-CHI - Leaseweb USA, Inc. | 95.5K | 5.5M | 113 |
| AS33425US | COREWEAVE - CoreWeave, Inc | 95.2K | 131.1K | 8 |
| AS104US | COLORADO-AS - University of Colorado at Boulder | 95.2K | 65.7K | 25 |
| AS32043US | NEO-FIBER-01 - NeoFiber Communications inc. | 95K | — | 227 |
| AS62874US | WEB2OBJECTS - Web2Objects LLC | 94.7K | 5.1K | 120 |
| AS7152US | REDCROSS-ASN - American Red Cross | 94.5K | — | 16 |
| AS32787US | PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc. | 94.5K | 76 | 375 |
| AS397423US | TIER-NET - Tier.Net Technologies LLC | 94K | 66.4K | 337 |
| AS19092US | 360NETWORKS-US - Zayo Bandwidth | 93.7K | 65.5K | 11 |
| AS5974US | DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) | 93.7K | 3 | 19 |
| AS55293US | A2HOSTING - A2 Hosting, Inc. | 93.7K | — | 76 |
| AS36103US | CENTRALUTAH - Central Utah Telephone, Inc. | 93.4K | 131.1K | 145 |
| AS5374US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | 93.4K | — | 13 |
| AS18933US | USCC-MPLS01 - T-Mobile USA, Inc. | 93.2K | — | 14 |
| AS35994US | AKAMAI-AS - Akamai Technologies, Inc. | 93.2K | 190 | 408 |
| AS10297US | ENET-2 - eNET Inc. | 92.9K | 65.5K | 19 |
| AS64286US | LOGICWEB - LogicWeb Inc. | 92.7K | 3.3M | 162 |
| AS62600US | ABOR-SUN-CORRIDOR - Arizona Board of Regents | 92.7K | 65.5K | 14 |
| AS3685US | BUFFALO-ASN - State University of New York at Buffalo | 92.4K | 1 | 10 |
| AS14114US | SAP-NIE - SAP America Inc. | 91.9K | 1 | 61 |