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) | 227.4M | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 217.9M | 25,270 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 642 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,323 |
| 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.
32,193 autonomous systems registered to United States. Click an AS for detail.
| 72.9M |
| 229 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.6M | 3,900 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.9M | 2,009 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.5M | 4,230 |
| 4.1K |
| — |
| 1 |
| AS588US | DIRECTRON - Headquarters, USAISC | 4.1K | — | 1 |
| AS54417US | STIMULUS-TECHNOLOGIES - Stimulus Technologies | 4.1K | — | 13 |
| AS23251US | BRIDGESTONE-AMERICAS - Bridgestone Americas, Inc. | 4.1K | — | 16 |
| AS35979US | WESTPHALIA-01 - WBI | 4.1K | — | 1 |
| AS40385US | SAINT-MARYS-CA-AS - Saint Mary's College of California | 4.1K | — | 1 |
| AS11833US | AS11833-LEAPFROG-INTERACTIVE - LEAP Agency LLC | 4.1K | — | 10 |
| AS22804US | REDHELM-CLOUD - Ideal Integrations, LLC | 4.1K | 256 | 9 |
| AS36041US | ASN-SCAD-ATLANTA - Savannah College of Art and Design | 4.1K | — | 1 |
| AS62825US | WTC-40-AS - Walnut Communications | 4.1K | — | 16 |
| AS399833US | ROCKYRIDGE-NET - Rocky Ridge Wireless | 4.1K | — | 6 |
| AS54539US | CISD - Calhoun ISD | 4.1K | — | 3 |
| AS31828US | SHU-AS-I2 - Seton Hall University | 4.1K | — | 5 |
| AS18913US | AIR-PIPE-AS - WIRED OR WIRELESS INC. | 4.1K | — | 2 |
| AS40784US | HIQDATA - hiQ Data Corporation | 4.1K | — | 1 |
| AS11425US | CWIE - CWIE, LLC | 4.1K | — | 1 |
| AS397824US | ALASKA-PERMANENT-FUND-CORPORATION-AS-01 - Alaska Permanent Fund Corporation, an instrumentality of the State of Alaska | 4.1K | 2 | 4 |
| AS16987US | UHAUL-NET - UHAUL INTERNATIONAL, INC. | 4.1K | — | 1 |
| AS54677US | HARDIN-SIMMONS-UNIVERSITY - Hardin-Simmons University | 4.1K | — | 1 |
| AS26327US | HIGHLANDS-CABLE - Highlands Cable Group | 4.1K | — | 4 |
| AS132110US | DMITINC-AS-AP - DMIT Inc | 4.1K | — | 16 |
| AS11080US | YKWC - Yellowknife Wireless Company, LLC | 4.1K | 4.1K | 8 |
| AS398440US | AS-CITYOFVISALIA - CITY OF VISALIA | 4.1K | — | 1 |
| AS26178US | ATKINS-NORTH-AMERICA - AtkinsRealis | 4.1K | — | 10 |
| AS400018US | CLOUD - Africa cloud limited | 4.1K | — | 2 |
| AS395945US | HBPW - Holland Board of Public Works | 4.1K | 65.5K | 5 |
| AS14317US | ACCNETWORKS - Advanced Computer Connections, Inc. | 4.1K | — | 1 |
| AS25943US | COUNTRY-CONNECTIONS-LLC - Point Broadband Fiber Holding, LLC | 4.1K | — | 9 |
| AS402960US | MACWEB - MACWEB | 4.1K | — | 1 |
| AS63335US | CITIZENS-BANK-AS - Citizens Bank, National Association | 4.1K | — | 6 |
| AS13965US | SBCIS-FYTVAR - AT&T Enterprises, LLC | 4.1K | 257 | 11 |
| AS393605US | COGNET - Brazos Valley Council of Governments | 4.1K | — | 1 |
| AS36316US | SHOREHAMTEL - GoNetSpeed | 4.1K | 4.1K | 4 |
| AS14046US | KCOL - Indiana Telephone Network | 4.1K | — | 1 |
| AS11134US | WEBFIRE-MILTEL - WebFire Internet Services | 4.1K | — | 1 |
| AS46159US | HIGH-DESERT-ESD - High Desert Education Service District - High Desert ESD | 4.1K | — | 1 |
| AS13712US | SMUMN - Saint Marys University of Minnesota | 4.1K | — | 2 |
| AS14841US | AIRWAVE - AIRWAVE BROADBAND WIRELESS. INC. | 4.1K | — | 1 |
| AS10973US | KALAMA - Scatter Creek InfoNet, Inc. | 4.1K | 69.6K | 8 |
| AS40270US | EPISD-ASN-1 - The El Paso Independent School District (EPISD) | 4.1K | — | 1 |
| AS20167US | BLAST-IU17 - BLaST Intermediate Unit #17 | 4.1K | — | 1 |
| AS14120US | ONEZERO-AS - oneZero Financial Systems, LLC | 4.1K | — | 8 |
| AS32883US | LOGONIX - Logonix Corporation | 4.1K | — | 1 |
| AS16490US | MTB - Manufacturers and Traders Trust Company | 4.1K | — | 6 |
| AS54933US | AUSTINISD-AS-1 - Austin Independent School District | 4.1K | 512 | 6 |
| AS21843US | CITY-OF-BUFFALO - City of Buffalo | 4.1K | — | 1 |
| AS33452US | RW - RIDGE WIRELESS | 4.1K | — | 7 |