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 | 24,540 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,305 |
| 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.
32,187 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 | 3,885 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 2,002 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,362 |
| 256 |
| — |
| 1 |
| AS402429US | RAFF-TECHNOLOGIES - Raff | 256 | — | 1 |
| AS202397US | nexeon Nexeon Technologies, Inc. | 256 | — | 1 |
| AS11029US | NETVATA - NetVata, LLC | 256 | 65.5K | 2 |
| AS396382US | TBLNET1 - TBL Networks, Inc. | 256 | — | 1 |
| AS396159US | PUD3-WA - PUD3 | 256 | — | 1 |
| AS396448US | 1-MSP-LLC - 1 MSP LLC | 256 | — | 1 |
| AS393369US | RTVISION-ASN1 - RtVision, Inc. | 256 | — | 1 |
| AS213154US | DAVIDC David Costantino | 256 | 19 | 5 |
| AS36732US | COMCAST-36732 - Comcast Cable Communications, LLC | 256 | — | 1 |
| AS399577US | SUREFIRE - SureFire Internet, LLC | 256 | 256 | 2 |
| AS26475US | FLAGLER - Flagler College | 256 | — | 1 |
| AS54158US | SAG-NYC-1 - Selendy & Gay PLLC | 256 | — | 1 |
| AS393652US | CSB-YORK - Cornerstone Bank | 256 | — | 1 |
| AS15355US | EISLER-US - Eisler Capital (US) LLC | 256 | — | 1 |
| AS20190US | AS20190 - 1-800-Flowers.com, Inc. | 256 | — | 1 |
| AS54977US | MERITMEDICAL - Merit Medical Systems, Inc | 256 | — | 1 |
| AS399059US | ROUNDABOUT - Roundabout Entertainment Inc. | 256 | — | 1 |
| AS30554US | LEVY-LFS-NET - Levy Restaurants | 256 | — | 1 |
| AS46116US | FIXNETIX-ARIN-BGP-ASN - Fixnetix Inc | 256 | — | 1 |
| AS397981US | FIRSTECH-INC - Firstech, Inc. | 256 | — | 1 |
| AS400208US | SKAGIT911-ASN-NO - Skagit 911 | 256 | — | 1 |
| AS393920US | MEREDITHCORP2 - Meredith Corp. | 256 | — | 1 |
| AS401691US | ABM-859 - UNIVERSAL HEALTH SERVICES | 256 | — | 1 |
| AS55087US | BRAZOS-ASN-1 - Brazos County | 256 | — | 1 |
| AS401381US | APTCORP - Alaska Power & Telephone Company | 256 | — | 1 |
| AS397287US | AUTOCRIB-53 - AutoCrib, Inc. | 256 | — | 1 |
| AS36169US | DCS1 - DETEL Computer Solutions, LLC | 256 | — | 1 |
| AS19532US | TRILLIANTNC - Trilliant Networks Inc. | 256 | 1 | 2 |
| AS62673US | SHRZ - Schurz Communications Inc. | 256 | — | 1 |
| AS21676US | GSIC-PA - Radial, Inc. | 256 | — | 1 |
| AS4878US | NOKIA-TECH - Nokia Technologies | 256 | — | 1 |
| AS394024US | ASHA-HQ - American Speech-Language-Hearing Association | 256 | — | 1 |
| AS398785US | GO-DADDY-COM-LLC - GoDaddy.com, LLC | 256 | — | 1 |
| AS55200US | LSSI-AS - LSSI | 256 | — | 1 |
| AS396912US | CEICMHA - Community Mental Health Authority of Clinton-Eaton-Ingham Counties | 256 | 256 | 2 |
| AS400431US | EK-COMPUTER-COLOCATION - E K Computer, Inc. | 256 | — | 1 |
| AS400312US | KHITOMER-NETWORKS - KHITOMER NETWORKS, LLC | 256 | 65.5K | 2 |
| AS62905US | DART-CONTAINER-CORPORATION-ASN - Dart Container Corporation | 256 | — | 1 |
| AS15120US | RHS-AS - Rockford Health System | 256 | — | 1 |
| AS401214US | HANSEN-LABS - Jacob Hansen, Sole Proprietorship | 256 | 1 | 2 |
| AS47042US | DIVERSEPOWER - Diverse Power Incorporated | 256 | — | 1 |
| AS6143US | AMERICANREGENT - American Regent, Inc | 256 | — | 1 |
| AS397612US | ANX - ARCHITECTURAL NEXUS, INC | 256 | — | 1 |
| AS397701US | AMOUNT - Amount, LLC | 256 | — | 1 |
| AS63307US | EARTHLINK-LIGHTOWER - Cooley Dickinson Hospital | 256 | — | 1 |
| AS395736US | CARY-STREET-PARTNERS-LLC - Cary Street Partners | 256 | — | 1 |