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 |
| 512 |
| — |
| 2 |
| AS400894US | HUMBLEISD - Humble Independent School District | 512 | — | 2 |
| AS399206US | ASSOCIATED-COMPUTER-SYSTEMS - Associated Computer Systems, Ltd | 512 | — | 2 |
| AS398843US | SABINO-WIFI-ASN - Sabino WiFi LLC | 512 | 65.5K | 3 |
| AS33482US | ASN-CARDTRONICS - CARDTRONICS USA INC | 512 | — | 2 |
| AS21710US | SLCHA - St. Lucie County - Automated Services | 512 | — | 2 |
| AS32833US | SMP-1801 - Standard Motor Products, Inc | 512 | — | 2 |
| AS14460US | HORIZON - Horizon Media, Inc. | 512 | — | 2 |
| AS395252US | STAMFORD-HEALTH - Stamford Hospital | 512 | — | 2 |
| AS393725US | VALENCEHEALTH - Valence Health, Inc. | 512 | — | 2 |
| AS32300US | FTNFI-ASN - FTN Financial | 512 | — | 2 |
| AS20367US | CITY-OF-STCLOUD-FL - CITY OF ST. CLOUD | 512 | — | 2 |
| AS22130US | DAS-BGP-29 - Doctor's Associates LLC | 512 | — | 2 |
| AS32470US | RFIH-NET4 - Retail Finance International Holdings, Inc. | 512 | 1 | 3 |
| AS36787US | WMTW-TV-PORTLAND - Hearst-Argyle Television, Inc. | 512 | — | 2 |
| AS54362US | OGDEN-CITY-CORPORATION - Ogden City Corporation | 512 | — | 1 |
| AS396098US | DOE-HANFORD - U.S. Department of Energy - Hanford | 512 | 65.5K | 3 |
| AS5022US | SSEMC - Snapping Shoals Electric Membership Corporation | 512 | — | 2 |
| AS26075US | MCUNY-01 - Municipal Credit Union of NY | 512 | — | 2 |
| AS399965US | UTAH-JAZZ - Jazz Basketball Investors LLC | 512 | — | 2 |
| AS13755US | SPJC - St. Petersburg College | 512 | — | 1 |
| AS32887US | GEHA - GEHA | 512 | — | 2 |
| AS22234US | RELATED-COMPANIES-BGP-AS1 - The Related Companies, Inc. | 512 | — | 2 |
| AS31800US | DALNET - DALnet | 512 | — | 2 |
| AS26450US | CTDI-WC - CTDI | 512 | 275 | 22 |
| AS18584US | ANKURA-ASN - Ankura Consulting Group LLC | 512 | — | 2 |
| AS136806US | TII-AS-IN - Texas Instruments, Inc | 512 | — | 2 |
| AS32583US | LA-ENC-ASN1 - Life Alert Emergency Response, Inc. | 512 | — | 2 |
| AS17342US | HCCFL-AS - Hillsborough Community College | 512 | — | 2 |
| AS396976US | BYNUM-DR-01 - AOD Federal Credit Union | 512 | — | 2 |
| AS397473US | HTG-VOLARE-01 - HighPoint Technology Group, LLC | 512 | — | 2 |
| AS26021US | AS-DNS3 - Unicycle, LLC | 512 | 4 | 4 |
| AS26992US | UHG-CIMPLIFY - CIMplify | 512 | — | 2 |
| AS62740US | TBKBANK - TBK Bank, SSB | 512 | — | 2 |
| AS55181US | KEUKA-COLLEGE - Keuka College | 512 | — | 2 |
| AS397956US | NETWORK-DATA-SYSTEMS - Network Data Systems, Inc | 512 | 4.1K | 3 |
| AS30279US | TUHSD-AS1 - TOLLESON UNION HIGH SCHOOL DISTRICT #214 | 512 | — | 2 |
| AS54514US | JFNA - Jewish Federations of North America, Inc. | 512 | — | 2 |
| AS395598US | MORAE-GLOBAL-US - Morae Global | 512 | — | 2 |
| AS398795US | TALLWIRELESS - RFPT COMPANY LLC | 512 | 50 | 7 |
| AS14076US | AS14076 - Secure Network USA, LLC | 512 | — | 2 |
| AS402106US | ACDEV - ACDev LLC | 512 | 258 | 5 |
| AS400421US | AS-SOFTHEON - Softheon, Inc. | 512 | — | 1 |
| AS26402US | SANTABARBARACITY - City of Santa Barbara | 512 | 2 | 4 |
| AS397140US | ANB-NET - Amarillo National Bank | 512 | — | 2 |
| AS13725US | NOBULL-NETWORKS - Nobull Networks LLC | 512 | 2 | 3 |
| AS19480US | CPL - CHICAGO PUBLIC LIBRARY | 512 | — | 2 |