Loading…
How United States ranks worldwide on dormant space, the transfer market, routing security and address density.
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) | 227.7M | 3,136 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 210.5M | 20,695 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 113.7M | 639 |
| AS721US | DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD) | 73.1M | 229 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC |
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.
31,994 autonomous systems registered to United States. Click an AS for detail.
| 68.2M |
| 345 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 66.4M | 1,107 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 47.9M | 3,573 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.7M | 1,926 |
| AS701US | UUNET - Verizon Business | 43.6M | 1,000 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.2M | 4,508 |
| 292.9K |
| 65.5K |
| 18 |
| AS1341US | ROCKWELLCOLLINS-AS - Rockwell Collins, Inc. | 291.3K | 1 | 83 |
| AS10455US | LUCENT-CIO - Nokia of America Corporation | 289.3K | 51 | 47 |
| AS3663US | NETNET-NET - NetNet | 288.5K | 65.5K | 49 |
| AS2386US | INS-AS - AT&T Enterprises, LLC | 287.5K | 4.1K | 404 |
| AS7127US | SCE - Southern California Edison | 287K | — | 6 |
| AS391US | AFCONC-BLOCK1-AS - Air Force Systems Networking | 284.9K | — | 36 |
| AS25956US | LOGIXCOMM-AS4 - Logix | 282.9K | 66.8K | 179 |
| AS8147US | ASERICY - Ericsson Inc. | 280.1K | 5 | 16 |
| AS13693US | NTS-ONLINE - Vexus Fiber | 276.7K | 69.4K | 434 |
| AS23352US | SERVERCENTRAL - DEFT.COM | 274.7K | 100.6K | 135 |
| AS8069US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 273.9K | — | 744 |
| AS156US | NORTHEASTERN-GW-AS - Northeastern University | 272.6K | — | 14 |
| AS122US | UPMC-AS122 - UPMC | 271.6K | 65.5K | 13 |
| AS11975US | WM - The College of William and Mary | 270.8K | — | 9 |
| AS5277US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | 270.3K | — | 15 |
| AS2576US | DOT-AS - U. S. Department of Transportation | 269.3K | 60 | 50 |
| AS10273US | FPL - Florida Power & Light Company | 268.5K | — | 27 |
| AS409US | AFCONC-BLOCK1-AS - Air Force Systems Networking | 266.8K | — | 12 |
| AS10995US | PNCBANK - PNC Bank N.A. | 266.5K | — | 20 |
| AS30449US | AZSTATE - State of Arizona | 265.2K | — | 17 |
| AS3512US | EUSHC - Emory University | 264.7K | — | 10 |
| AS14041US | AS-FRGP - University Corporation for Atmospheric Research | 264.7K | 257 | 14 |
| AS10384US | TVA - Tennessee Valley Authority | 264.4K | 65.5K | 16 |
| AS27357US | RACKSPACE - Rackspace Hosting | 264.2K | 65.5K | 38 |
| AS11377US | SENDGRID - SendGrid, Inc. | 263.9K | — | 131 |
| AS17US | PURDUE - Purdue University | 263.7K | 65.6K | 12 |
| AS19902US | NET-STATE-OHIO - Department of Administrative Services | 263.7K | — | 6 |
| AS6102US | CBSCORPORATE - CBS inc. | 263.7K | — | 17 |
| AS5180US | DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) | 263.2K | — | 53 |
| AS5778US | CENTURYLINK-LEGACY-EMBARQ-RCMT - CenturyLink Communications, LLC | 262.9K | — | 91 |
| AS5719US | SUNYSB - State University of New York at Stony Brook | 262.9K | 20 | 11 |
| AS16989US | UTHSC - The University of Tennessee Health Science Center | 262.7K | — | 8 |
| AS36384US | GOOGLE-IT - Google LLC | 262.7K | 66.9K | 8 |
| AS55US | UPENN - University of Pennsylvania | 262.4K | 65.5K | 6 |
| AS11577US | ADS-ASN - Vermont Agency of Digital Services | 262.4K | — | 7 |
| AS14298US | EPA-NET - Environmental Protection Agency | 262.4K | 4.1K | 5 |
| AS299US | UCINET-AS - University of California, Irvine | 262.4K | 65.5K | 6 |
| AS292US | ESNET-WEST - ESnet | 262.1K | — | 1 |
| AS291US | ESNET-EAST - ESnet | 262.1K | — | 1 |
| AS7925US | WVNET - West Virginia Network for Educational Telecomputing | 262.1K | — | 6 |
| AS19871US | NETWORK-SOLUTIONS-HOSTING - Network Solutions, LLC | 261.9K | 16 | 246 |
| AS10879US | UHC - Unitedhealthcare | 261.9K | — | 92 |
| AS18756US | PATEAM - Level 3 Parent, LLC | 260.9K | — | 25 |
| AS19US | LEIDOS-AS - Leidos, Inc. | 259.6K | 4.6K | 29 |
| AS11272US | TELEPAK-NETWORKS-INC - C Spire Fiber | 259.3K | 65.5K | 37 |
| AS20311US | VALERO - Valero Corporate Services | 258K | — | 33 |