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 |
| 256 |
| — |
| 1 |
| AS216044US | Terranode_LLC Terranode LLC | 256 | 3 | 4 |
| AS16745US | ADVANCED-RADIOLOGY-CONSULTANTS-LLC - Advanced Radiology Consultants, LLC | 256 | — | 1 |
| AS54428US | FRD-ASN - Leonardo DRS, Inc. | 256 | — | 1 |
| AS55241US | XTRACTS - Xtracts, LLC | 256 | — | 1 |
| AS402193US | UINT8 - UInt8 | 256 | 2 | 3 |
| AS20395US | MEDFUSION-LEWISVILLE - Med Fusion, LLC | 256 | — | 1 |
| AS399311US | FRONTIER-CORP - Frontier Networks Corp | 256 | — | 1 |
| AS14119US | PNG-WYO - PENN NATIONAL GAMING | 256 | — | 1 |
| AS23271US | CITY-OF-WATSONVILLE - City of Watsonville | 256 | — | 1 |
| AS40673US | SHELTERCUSTOMER - Shelter Mutual Insurance | 256 | — | 1 |
| AS46982US | IGC-TYN - Intelsat General Corporation | 256 | — | 1 |
| AS393377US | JJKA-PUB1 - J. J. Keller & Associates, Inc. | 256 | — | 1 |
| AS31804US | WEYCO-GROUP-INC - WEYCO GROUP, INC | 256 | — | 1 |
| AS399484US | ROCKFORD-UNIVERSITY - Rockford University | 256 | — | 1 |
| AS54669US | LARIMER-ASN - Larimer County Government | 256 | — | 1 |
| AS22899US | UMICO - Utica Mutual Insurance Company | 256 | — | 1 |
| AS400386US | APOG-MHMC - Apogee Telecom Inc. | 256 | — | 1 |
| AS394428US | CONNECTURE-156 - Connecture, Inc. | 256 | — | 1 |
| AS203888US | USKVM - USKVM LLC | 256 | 16 | 2 |
| AS11460US | ZALECORP - Zale Delaware, Inc. | 256 | — | 1 |
| AS401437US | NEXTGUARD-HOSTING - NextGuard Solutions, Inc. | 256 | — | 1 |
| AS32209US | MOMENTUM-ACCESS-EU - Momentum Telecom, Inc. | 256 | — | 1 |
| AS395914US | ADVWIRELESS - Advanced Wireless | 256 | 65.5K | 2 |
| AS11219US | GLIDEWELL - James R. Glidewell Dental Ceramics Inc. | 256 | — | 1 |
| AS1852US | UCDC-NET - University of California - Office of the President | 256 | — | 1 |
| AS401151US | MCOR-AS - Marion County | 256 | — | 1 |
| AS14175US | HAWORTH - HAWORTH | 256 | — | 1 |
| AS32051US | SULLCROM - SULLCROM | 256 | — | 1 |
| AS40798US | WALLACE-HARDWARE - Wallace Hardware Co., Inc. | 256 | — | 1 |
| AS32602US | CORP-HDQTRS - ROI Solutions, LLC | 256 | — | 1 |
| AS33712US | APOG-DOWNSTATE - Apogee Telecom Inc. | 256 | — | 1 |
| AS27558US | FAR-ASN - Florida Assoc of Realtors | 256 | — | 1 |
| AS401127US | TFBCI-WACO - Texas Farm Bureau Casualty Insurance Company | 256 | — | 1 |
| AS3472US | DNIC-AS-03472 - United States Department of Defense (DoD) | 256 | — | 1 |
| AS53532US | CINNAMINSON-SCHOOLS - The Board of Education of the Township of Cinnaminson | 256 | — | 1 |
| AS54547US | BCCLS-AS - Bergen County Cooperative Library System | 256 | — | 1 |
| AS396992US | LCTCS-BRHQ - LOUISIANA COMMUNITY AND TECHNICAL COLLEGE SYSTEM | 256 | — | 1 |
| AS11832US | AS-BANDBCOCO - Bridge & Byte Consulting Co. | 256 | 3 | 4 |
| AS53353US | AKRR - Alaska Railroad Corporation | 256 | — | 1 |
| AS401002US | NM-NOC-CONN-01 - Bridgers & Paxton Consulting Engineers, Inc. | 256 | — | 1 |
| AS402050US | GUARDIAN-ALARM-01 - GA Business Purchaser LLC | 256 | — | 1 |
| AS18710US | ASHTONSETH - Ashton S Williams, Sole Proprietorship | 256 | 1 | 2 |
| AS400642US | NX-EDGE-NETWORK-LLC - NX Edge Network LLC | 256 | 1 | 2 |
| AS401720US | UNREDACTED-AS - Unredacted Inc | 256 | 1 | 2 |
| AS397924US | DDRI-ASN1 - Delta Dental of Rhode Island | 256 | — | 1 |
| AS402038US | DNS-ASN-1 - Distributed Network Solutions LLC | 256 | — | 1 |