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) | 227.7M | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 219M | 23,666 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 645 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.8M | 1,361 |
| 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.
32,363 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 234 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 439 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.8M | 3,911 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 45M | 2,046 |
| AS701US | UUNET - Verizon Business | 43.6M | 996 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.8M | 4,491 |
| 16.4K |
| — |
| 1 |
| AS22054US | HOOD-CANAL - Hood Canal Communications | 16.4K | — | 6 |
| AS400031US | GIGAPACKET - GigaPacket LLC | 16.4K | — | 28 |
| AS395379US | SCIREMC - SCI REMC | 16.4K | 65.5K | 4 |
| AS6253US | PRUASN - The Prudential Insurance Company of America | 16.4K | — | 22 |
| AS4991US | COGENT-4991-4994 - Cogent Communications, LLC | 16.4K | — | 1 |
| AS32629US | CITY-OF-CHARLOTTE-ASN - City of Charlotte | 16.4K | 256 | 2 |
| AS2901US | OGT-AS - Oso Grande Technologies, Inc. | 16.4K | 65.5K | 19 |
| AS30263US | COTNET - Cal-Ore Telephone Co. | 16.4K | 65.5K | 11 |
| AS26174US | SVSU - Saginaw Valley State University | 16.4K | — | 1 |
| AS20004US | MISO - Midcontinent Independent System Operator, Inc. | 16.4K | — | 5 |
| AS54813US | GREYSTONE-POWER - GREYSTONE POWER CORPORATION, AN ELECTRIC MEMBERSHIP CORPORATION | 16.4K | — | 2 |
| AS10423US | SPARTAN-NET - STELLAR Broadband | 16.4K | 65.5K | 3 |
| AS396484US | CITY-OF-ROSEVILLE-CA - City of Roseville | 16.4K | — | 1 |
| AS394289US | HOPE-COLLEGE - Hope College | 16.4K | — | 1 |
| AS36050US | FLOKY - Fifth Third Bank | 16.4K | — | 34 |
| AS31791US | REGION16-ESC - Region 16 Education Service Center | 16.4K | 65.5K | 2 |
| AS30198US | KENT-SCHOOL-DISTRICT - Kent School District | 16.4K | — | 8 |
| AS2824US | DB-NA-1 - Deutsche Bank AG | 16.4K | — | 33 |
| AS26059US | PGH-AS - City of Pittsburgh | 16.4K | — | 1 |
| AS25970US | IAC - IAC Services LLC | 16.4K | — | 3 |
| AS8518US | RFERL RFE/RL, INC. | 16.4K | 1 | 38 |
| AS32809US | DRN-AS - Dickey Rural Networks | 16.4K | — | 3 |
| AS27539US | WRT-AS - West River Telecommunications Cooperative | 16.4K | 65.5K | 30 |
| AS18596US | MADISONTELCO - Madison Telephone Company | 16.4K | 65.5K | 9 |
| AS14628US | SMUD-ELECTRIC - Sacramento Municipal Utility District | 16.4K | — | 25 |
| AS395323US | SMC - County of San Mateo | 16.4K | — | 3 |
| AS26873US | QCOL-AS - QCOL INC | 16.4K | 65.5K | 18 |
| AS13534US | RALLS-TECH - Ralls Technologies, LLC | 16.4K | — | 8 |
| AS16426US | CITYOFCOLUMBUSOHIO - City of Columbus | 16.4K | — | 3 |
| AS40918US | DIODE-DILLER - Diode Cable Company | 16.4K | — | 33 |
| AS11855US | ASN-INTERNAP-BLK - Unitas Global | 16.4K | 65.5K | 15 |
| AS6479US | MCHENRY - McHenryCom Company | 16.4K | 65.5K | 2 |
| AS16423US | NETTOGO-BLK - NETTOGO | 16.4K | 65.5K | 4 |
| AS31875US | JACKSON-CO-REMC - Jackson County Rural Electric Membership Corporation | 16.4K | 65.5K | 8 |
| AS25843US | EVOLVEIP - EvolveIP, LLC | 16.4K | 66K | 27 |
| AS14363US | MTCCOMM - MTC Communications, Inc. | 16.1K | 65.8K | 19 |
| AS397379US | NLI-ASN-01 - Next Level Connect | 16.1K | — | 28 |
| AS32132US | AS-FOCNL-01 - Fiber Optic Cable Network LLC | 16.1K | — | 63 |
| AS33490US | COMCAST-33490 - Comcast Cable Communications, LLC | 16.1K | 60 | 96 |
| AS19137US | EPSILON-INTERACTIVE - Epsilon Interactive LLC | 16.1K | — | 36 |
| AS11911US | THE-BANK-OF-NEW-YORK-MELLON-CORPORATION-AS11911 - The Bank of New York Mellon Corporation | 16.1K | — | 49 |
| AS53766US | VMWARE-SASE - Arista Networks, Inc. | 16.1K | 22 | 62 |
| AS40714US | SS-2575 - SpaceX Services, Inc. | 16.1K | 449 | 63 |
| AS11233US | GORGE-NETWORKS - Gorge Networks LLC | 16.1K | 65.5K | 10 |
| AS15130US | USDOJ-GOV - U. S. Department of Justice | 16.1K | 4.1K | 41 |
| AS12257US | EMC-AS12257 - Dell, Inc. | 16.1K | 1K | 67 |