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 | 24,358 |
| 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 | 4,342 |
| — |
| — |
| 0 |
| AS401354US | ATSMI - Adaptive Technology Solutions LLC | — | — | 0 |
| AS401399US | WOLFGIRL-SYSTEMS - BNS Services LLC | — | — | 0 |
| AS401449US | GENSAZ-ASN1 - GENS ARIZONA LLC | — | — | 0 |
| AS401542US | GRANITEIX - GraniteIX LLC | — | — | 0 |
| AS401553US | CAOCAP - CAOCAP HOSTING LLC | — | — | 0 |
| AS401590US | TEXTNOW-WIRELESS-01 - TextNow Inc. | — | — | 0 |
| AS401634US | ATHENA-SECURITY-WEAPONS-DETECTION-SYSTEM - Athena Security Weapons Detection System | — | — | 0 |
| AS401708US | WAVEC-01 - Wavecall LLC | — | — | 0 |
| AS401759US | IO-MASS-AS - INTEGRATED OPERATIONS | — | — | 0 |
| AS401794US | GPA-AS - Georgia Ports Authority | — | — | 0 |
| AS401817US | IASTATE-AS-SECOND - Iowa State University of Science and Technology | — | — | 0 |
| AS401837US | ALLSPACE - Go All In LLC | — | — | 0 |
| AS401910US | NSCIX-01 - Natural State Community Internet Exchange | — | — | 0 |
| AS401949US | OUTSCALE-INC - OUTSCALE INC | — | — | 0 |
| AS401952US | LOUDON-NET - Chasing Gremlins | — | — | 0 |
| AS401959US | C-MRW-ASN-01 - City of Morrow | — | — | 0 |
| AS402053US | CWIC - CWIC | — | — | 0 |
| AS402066US | DUKE-BROADBAND - Duke Broadband Inc | — | — | 0 |
| AS402161US | NYIIX-LA - TELEHOUSE International Corp. of America | — | — | 0 |
| AS402192US | NOVA01 - The Nova Telephone Company | — | — | 0 |
| AS402282US | DHSU - State University of New York Downstate Health Sciences University | — | — | 0 |
| AS402295US | WALDEN-ROBOTICS-01 - Walden Robotics, Inc. | — | — | 0 |
| AS402314US | VUSD-ASN - Ventura Unified School District | — | — | 0 |
| AS402340US | IP4HOST-2026 - ip4host.com | — | — | 0 |
| AS402343US | CYBERFLY - Cyberfly | — | — | 0 |
| AS402358US | ASN-EEOC - U. | — | — | 0 |
| AS402477US | CHS-RCH - Concentra | — | — | 0 |
| AS402483US | SAFEGUARDING-CIV-001 - Dragos | — | — | 0 |
| AS402556US | HFISL-1-BASE-01 - Hudson | — | — | 0 |
| AS402578US | SERVER-GALACTIC-USA - Server | — | — | 0 |
| AS402629US | MVNO-VOIP-ASN - TAIPEI101 | — | — | 0 |
| AS402645US | POLYHOST - Polyhost | — | — | 0 |
| AS402647US | NETRONEX - Netronex | — | — | 0 |
| AS402742US | SPIE-ORG - SOCIETY | — | — | 0 |
| AS402828US | EXOS-TECH - Exos | — | — | 0 |
| AS402840US | ITLGL - IronTrail | — | — | 0 |
| AS402859US | MONCOUNT-ASN-01 - Monroe | — | — | 0 |
| AS402867US | GENESYS-CLOUD-00 - Genesys | — | — | 0 |
| AS402875US | GENESYS-CLOUD-00 - Genesys | — | — | 0 |
| AS402922US | HUDGEN - HUDGEN | — | — | 0 |
| AS402927US | UDALLAS-ASN - University | — | — | 0 |
| AS402965US | PEGASUS-CLOUD - Pegasus | — | — | 0 |
| AS141US | DNIC-AS-00141 - Navy Network Information Center (NNIC) | — | — | 0 |
| AS214US | DNIC-AS-00214 - Navy Network Information Center (NNIC) | — | — | 0 |
| AS221US | WRALC-HOSTNET-AS - Air Force Systems Networking | — | — | 0 |
| AS227US | DNIC-AS-00227 - Headquarters, USAISC | — | — | 0 |