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. | 218.2M | 25,766 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 642 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,308 |
| 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.
32,243 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 | 1,998 |
| AS701US | UUNET - Verizon Business | 43.6M | 992 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,359 |
| — |
| — |
| 0 |
| AS22116US | XCASTLABS191310 - Xcast Labs Inc | — | — | 0 |
| AS22158US | AS22158 - Telecom Colocation, LLC | — | — | 0 |
| AS22167US | FINTECH-INTERNET - Fintech | — | — | 0 |
| AS22182US | AS22182 - LSG Sky Chefs | — | — | 0 |
| AS22232US | EQUINIX-CX-CU - Equinix, Inc. | — | — | 0 |
| AS22468US | HOST-1UP - Host 1Up | — | — | 0 |
| AS22836US | SDDC-L3-PEERING - SD Data Center | — | — | 0 |
| AS22848US | XL-CAPITAL - XLIT Ltd. | — | — | 0 |
| AS22942US | COBA-2 - Commerzbank AG New York Branch | — | — | 0 |
| AS22972US | UW-MEDICINE - University of Washington | — | — | 0 |
| AS22996US | BIDS - BIDS Trading L.P. | — | — | 0 |
| AS23072US | SEM - SEM | — | — | 0 |
| AS23080US | EUROFINS-US - Eurofins NSC, INC. | — | — | 0 |
| AS23157US | ANRPI-AS - ANR Pipeline Company | — | — | 0 |
| AS23234US | MSUSA-FUTURES-1 - Mizuho Americas Services LLC | — | — | 0 |
| AS23283US | AMEREN - Ameren Corp. | — | — | 0 |
| AS23312US | SCIV-WD - Scivantage, Inc | — | — | 0 |
| AS23332US | AS-JDASOFTRCKVLLE - Blue Yonder, Inc | — | — | 0 |
| AS23380US | AS-WHMLLC - WHM, LLC | — | — | 0 |
| AS23445US | SCL-ASN - Sanders Capital, LLC | — | — | 0 |
| AS23464US | ILCSNET - ILCS Inc. | — | — | 0 |
| AS24031US | YAHOO-TPC - Yahoo Inc. | — | — | 0 |
| AS25684US | MISEN-ASN-2 - Michigan Statewide Educational Network | — | — | 0 |
| AS25707US | ELEVATED2 - Elevated MSP, LLC | — | — | 0 |
| AS25757US | VISC-VAILNET - Visionary Communications LLC | — | — | 0 |
| AS25764US | NWF-IFIBER-ASN-2 - Ziply Fiber | — | — | 0 |
| AS26010US | MARVELL - Marvell Semiconductor Inc. | — | — | 0 |
| AS26040US | STARWOODHOTELS-PHOENIX - Marriott International, Inc. | — | — | 0 |
| AS26050US | SAM-CHAR - SOUTHEASTERN ASSET MANAGEMENT, INC. | — | — | 0 |
| AS26055US | FEDRAMP-01 - Five9 Inc. | — | — | 0 |
| AS26085US | YAHOO-2 - Yahoo Holdings Inc. | — | — | 0 |
| AS26092US | LANCOPE-HQ - CISCO SYSTEMS, INC. | — | — | 0 |
| AS26125US | HOLCIMUSINC - Holcim (US), Inc. | — | — | 0 |
| AS26149US | DRILLINGINFO - Drilling Info Inc. | — | — | 0 |
| AS26150US | BC-MAR-ASN - Bracebridge Capital, LLC | — | — | 0 |
| AS26191US | AS-SANFORDFGO - Sanford Health | — | — | 0 |
| AS26232US | IO-COOPERATIVE - IO Cooperative, Inc. | — | — | 0 |
| AS26293US | RSI-COLO - R Systems Inc. | — | — | 0 |
| AS26308US | NETWORKATS - American Technology Services, Inc. | — | — | 0 |
| AS26316US | ASN-ALTAVISTA-CRWL - Yahoo Holdings Inc. | — | — | 0 |
| AS26348US | WANSECURITY-WIRELESS - WANSecurity, Inc. | — | — | 0 |
| AS26398US | MORAE-GLOBAL-AP - Morae Global | — | — | 0 |
| AS26493US | GHI - Group Health Incorporated | — | — | 0 |
| AS26583US | CHARTER-26583-NA - Charter Communications LLC | — | — | 0 |
| AS26591US | PEGASUS - Pegasus Transtech | — | — | 0 |
| AS26626US | VTS-ASN - Virginia Theological Seminary | — | — | 0 |