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. | 218.1M | 24,656 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,306 |
| 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.
32,202 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 | 3,891 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 2,002 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,357 |
| — |
| 1 |
| AS25972US | SAP-SE-PAL - SAP Labs | 256 | — | 1 |
| AS210305US | FRR-TESTLAB Network Device Education Foundation Inc | 256 | 1 | 2 |
| AS53372US | TGEN - TRANSLATIONAL GENOMICS RESEARCH INSTITUTE (TGEN) | 256 | — | 1 |
| AS6292US | MTAPD-GB - MTAPD | 256 | 2 | 3 |
| AS55087US | BRAZOS-ASN-1 - Brazos County | 256 | — | 1 |
| AS402393US | ROCKYNET - RockyNet | 256 | 256 | 2 |
| AS27371US | SCGASN - Starwood Capital Group, LLC | 256 | — | 1 |
| AS396960US | TC-EQ-CH2 - TransCanada Pipelines Limited | 256 | — | 1 |
| AS46590US | CITY-OF-CHARLESTON - City of Charleston | 256 | — | 1 |
| AS40909US | FUNDAMENTAL-ADVISORS-ASN - Fundamental Advisors LP | 256 | — | 1 |
| AS47042US | DIVERSEPOWER - Diverse Power Incorporated | 256 | — | 1 |
| AS397338US | EXOSTAR-AVA-02 - Exostar LLC | 256 | — | 1 |
| AS33275US | KHS-ASN - Thomas Jefferson University Hospitals, Inc. | 256 | — | 1 |
| AS397627US | CLOUDCONNECT - CloudConnect, LLC | 256 | — | 1 |
| AS54575US | SUKUT-ASN - SUKUT CONSTRUCTION, INC | 256 | — | 1 |
| AS22721US | SPC-12 - Saint Peter's University | 256 | — | 1 |
| AS394521US | SMH-91-WTBY-CT - Saint Mary's Hospital, Inc. | 256 | — | 1 |
| AS11639US | EQUITY-TRUST-COMPANY - ETC | 256 | — | 1 |
| AS393685US | SCOPUSFUND - Scopus Asset Management, L.P. | 256 | — | 1 |
| AS398234US | HUSCO - HUSCO INTERNATIONAL, INC. | 256 | — | 1 |
| AS57406US | Zero-Distance Zero Distance Internet LLC | 256 | 256 | 2 |
| AS395465US | APOG-UNCC-SOUTH - Apogee Telecom Inc. | 256 | — | 1 |
| AS36169US | DCS1 - DETEL Computer Solutions, LLC | 256 | — | 1 |
| AS62965US | SAFECU-AS - SAFE CREDIT UNION | 256 | — | 1 |
| AS27172US | 3COM-NET-ROUTER-AS27172 - 3Com Net Router | 256 | 65.8K | 13 |
| AS27514US | KCML - Kingdon Capital Management, LLC | 256 | — | 1 |
| AS402602US | HFS-01 - Hyperforge | 256 | 1 | 2 |
| AS20479US | MCSO-PSC-1 - Monmouth County Sheriff's Office | 256 | — | 1 |
| AS399714US | KIRKLAND-ELLIS-PS - Kirkland & Ellis LLP | 256 | — | 1 |
| AS31778US | CASCADE-MEDICAL-IMAGING - Cascade Medical Imaging | 256 | — | 1 |
| AS23096US | CNSL-32-23096 - Controlled Networks Solution LLC | 256 | — | 1 |
| AS3291US | PSINet-Europe GTT Communications Inc. | 256 | — | 1 |
| AS62944US | BURTON-BURLINGTON - Burton Snowboards | 256 | — | 1 |
| AS396096US | GP1 - Green Plains Inc. | 256 | — | 1 |
| AS397150US | UNION-HEALTH-SYSTEM - Union Hospital, Inc. | 256 | — | 1 |
| AS399255US | NORTHWEST-OHIO-BROADBAND-LLC - NORTHWEST OHIO BROADBAND, LLC | 256 | — | 1 |
| AS399922US | ST-AUG-NC - Apogee Telecom Inc. | 256 | — | 1 |
| AS399321US | HELLO-DEFENDEDGE-01 - Defend Edge | 256 | — | 1 |
| AS27559US | ASN-PCT - Peets Coffee & Tea | 256 | — | 1 |
| AS23325US | MCL-ASN - Magnitude Capital, LLC | 256 | — | 1 |
| AS63364US | VPHARM - Vertex Pharmaceuticals | 256 | — | 1 |
| AS401786US | FRACCTAL - Fracctal, Inc. | 256 | 1 | 2 |
| AS32933US | CERES-UNIFIED-SCHOOL-DISTRICT - Ceres Unified School District | 256 | — | 1 |
| AS19794US | CEMENTWORKS - The Cementworks LLC | 256 | — | 1 |
| AS22536US | TELERENT - Telerent Leasing Corporation | 256 | — | 1 |
| AS40769US | FIDELIS-GROUP - 22-3791112 | 256 | — | 1 |