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 | 24,749 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 643 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,322 |
| 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.
32,226 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 | 3,906 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 2,002 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.7M | 4,282 |
| NYCHHC - New York City Health & Hospitals Corporation |
| 15.1K |
| — |
| 15 |
| AS33227US | BLUEBRIDGE-NETWORKS - Blue Bridge Networks | 15.1K | — | 7 |
| AS21996US | GUAMCELL - GUAMCELL Communications | 15.1K | — | 12 |
| AS401307US | MISEN-ASN-1 - Michigan Statewide Educational Network | 15.1K | — | 40 |
| AS33327US | AS-PHIL - DigitalSpeed Communications | 15.1K | — | 10 |
| AS62646US | WIRESTAR - WireStar, Inc. | 15.1K | 1M | 19 |
| AS16799US | PAYMASTER - Kinecta Federal Credit Union | 15.1K | — | 59 |
| AS22747US | TCIS - TulsaConnect | 15.1K | — | 6 |
| AS62886US | OMNITEL - OMNITEL COMMUNICATIONS | 15.1K | 65.5K | 20 |
| AS19194US | JOVITA - Sentris Network LLC | 15.4K | 4.1K | 55 |
| AS11192US | SMART-CITY-HQ - SMART CITY NETWORKS, LIMITED PARTNERSHIP | 15.4K | — | 26 |
| AS11325US | AS11325 - Altus Communications Inc. | 15.4K | — | 10 |
| AS400519US | PLAYIT-GG - Developed Methods LLC | 15.4K | 1.1K | 100 |
| AS18596US | MADISONTELCO - Madison Telephone Company | 15.4K | 65.5K | 8 |
| AS33247US | COASTAL-BGP - COASTAL TELCO SERVICES, INC. | 15.4K | — | 7 |
| AS16857US | CENTEX - Central Texas Telecommunications | 15.4K | — | 29 |
| AS8518US | RFERL RFE/RL, INC. | 15.4K | 1 | 37 |
| AS63186US | CALLONE-1 - Call One Inc. | 15.4K | — | 35 |
| AS36459US | GITHUB - GitHub, Inc. | 15.4K | 524.3K | 26 |
| AS36324US | VOSTROM-PUBLIC - VOSTROM | 15.4K | 2 | 11 |
| AS31763US | BCIU - Berks County Intermediate Unit | 15.4K | — | 14 |
| AS206943US | EANCENTER EANCENTER TELECOM LLC | 15.4K | — | 13 |
| AS36443US | AUNALYTICS-INC - Aunalytics, Inc | 15.4K | — | 20 |
| AS15250US | USFAMILY-ASN - Metronet | 15.4K | — | 6 |
| AS30238US | AS-IRONP-VEGA - Cisco Systems Ironport Division | 15.4K | 4 | 64 |
| AS22717US | HALLIBURTON - Halliburton Company | 15.4K | — | 21 |
| AS25715US | SW-MN-BROADBAND - SOUTHWEST MINNESOTA BROADBAND SERVICES | 15.4K | — | 45 |
| AS20222US | PLTE - Plant Telephone Company | 15.4K | 65.5K | 30 |
| AS20258US | ANALOG-DEVICES - Analog Devices, Inc. | 15.4K | — | 43 |
| AS36514US | FLORIDALEGISLATURE - Florida Legislature | 15.4K | — | 29 |
| AS46433US | ADF01 - EBOUNDHOST.com | 15.4K | — | 60 |
| AS397074US | TJXCOS-CORP-ASN - Marshalls | 15.6K | — | 45 |
| AS922US | GOCODEIT-CORP - GoCodeIT Inc | 15.6K | 42 | 57 |
| AS10750US | MARK-TWAIN - Mark Twain Rural Telephone Co. | 15.6K | 65.5K | 18 |
| AS26229US | US-SEC - U.S. Securities & Exchange Commission | 15.6K | 1 | 32 |
| AS23393US | NUCDN - NuCDN LLC | 15.6K | 65.5K | 24 |
| AS2731US | HORIZONTELCOM - Infinity Fiber LLC | 15.6K | — | 11 |
| AS6295US | LUNAVI-WA - Lunavi, Inc. | 15.6K | 4.1K | 11 |
| AS8052US | TWC-8052-PEAKVIEW - Charter Communications Inc | 15.6K | 16 | 22 |
| AS30060US | VERISIGN-ILG1 - VeriSign Infrastructure & Operations | 15.6K | 9 | 55 |
| AS16941US | CENTURYLINK-LEGACY-FUSEPOINT-CTS-CANADA-POP - CenturyLink Communications, LLC | 15.6K | — | 9 |
| AS26129US | HOLLYWOOD-CENTER - Sunset Las Palmas Entertainment Properties, LLC | 15.6K | — | 30 |
| AS396319US | US-INTERNET-396319 - Oxylabs | 15.6K | 1M | 17 |
| AS17216US | DC74-AS - DC74 LLC | 15.6K | 65.5K | 21 |
| AS3949US | NTTA-3946 - NTT America, Inc. | 15.9K | 1 | 48 |
| AS18435US | THEJUNCTION - The Junction Internet, LLC | 15.9K | — | 21 |
| AS12261US | DEKALB - DTC Communications, Inc. | 15.9K | 65.5K | 30 |