A list of all United States ASNs including hosting providers, ISPs, and businesses with announced IPv4 and IPv6 prefixes.
| ASN | Type | IPv4 Routes | IPv6 Routes | Company |
|---|---|---|---|---|
| AS23470 | Hosting Provider | 179 | 25 | ReliableSite.Net LLC |
| AS6939 | ISP & Mobile | 179 | 19 | Hurricane Electric LLC |
| AS14789 | Hosting Provider | 177 | 175 | Cloudflare, Inc. |
| AS40509 | Hosting Provider | 175 | 68 | Fly.io, Inc. |
| AS2686 | ISP & Mobile | 174 | 1 | AT&T Enterprises, LLC |
| AS25956 | ISP & Mobile | 173 | 6 | Logix |
| AS2687 | ISP & Mobile | 169 | 2 | AT&T Enterprises, LLC |
| AS398465 | Hosting Provider | 168 | 18 | Rackdog, LLC |
| AS397373 | Hosting Provider | 168 | 15 | H4Y Technologies LLC |
| AS1600 | Government | 168 | 7 | United States Department of Defense (DoD) |
| AS53755 | Hosting Provider | 168 | 2 | Input Output Flood LLC |
| AS7843 | ISP & Mobile | 167 | 14 | Charter Communications Inc |
| AS13760 | ISP & Mobile | 167 | 5 | Uniti Fiber Holdings Inc. |
| AS16863 | ISP & Mobile | 166 | 67 | Home Telephone Company, Inc. |
| AS62 | Hosting Provider | 164 | 10 | CyrusOne LLC |
| AS11749 | ISP & Mobile | 164 | 0 | MPInet |
| AS23005 | Hosting Provider | 163 | 14 | SWITCH, LTD |
| AS64286 | Hosting Provider | 162 | 6 | LogicWeb Inc. |
| AS26375 | ISP & Mobile | 160 | 83 | AIRESPRING, INC. |
| AS11798 | Hosting Provider | 159 | 2 | Ace Data Centers, Inc. |
| AS7203 | Hosting Provider | 158 | 3 | Leaseweb USA, Inc. |
| AS63911 | Hosting Provider | 157 | 88 | NetActuate, Inc |
| AS9294 | Hosting Provider | 157 | 0 | GNET INC. |
| AS2635 | Other Business | 156 | 51 | Automattic, Inc |
| AS24319 | Hosting Provider | 155 | 42 | Akamai Technologies, Inc. |
| AS57976 | Other Business | 154 | 30 | Blizzard Entertainment, Inc |
| AS19905 | Hosting Provider | 153 | 28 | Vercara, LLC |
| AS13904 | Other Business | 153 | 1 | Cherryland Services Inc |
| AS12025 | Hosting Provider | 151 | 612 | Iron Mountain Data Center |
| AS18450 | Other Business | 150 | 7 | WebNX, Inc. |
| AS27138 | Government | 150 | 0 | United States Department of Defense (DoD) |
| AS401701 | Other Business | 149 | 0 | cognetcloud INC |
| AS15164 | Other Business | 148 | 10 | Unite Private Networks LLC. |
| AS11273 | Other Business | 147 | 0 | Fiserv Solutions, LLC |
| AS204957 | Other Business | 145 | 19 | GREEN FLOID LLC |
| AS19229 | Other Business | 145 | 2 | Ensono LP |
| AS55002 | Other Business | 144 | 37 | F5, Inc. |
| AS20454 | Hosting Provider | 144 | 8 | SECURED SERVERS LLC |
| AS14235 | Other Business | 143 | 1 | State of New Mexico |
| AS81 | Education | 142 | 4 | MCNC |
| AS203 | ISP & Mobile | 142 | 1 | Level 3 Parent, LLC |
| AS400662 | ISP & Mobile | 142 | 0 | Dobson Technologies - Transport and Telecom Solutions, LLC |
| AS40933 | Other Business | 142 | 0 | Triangle Communications |
| AS72 | Other Business | 142 | 0 | Schlumberger Limited |
| AS18558 | Government | 141 | 1 | Riverside County Office of Education |
| AS33616 | ISP & Mobile | 141 | 1 | Co-Mo Comm Inc |
| AS27086 | Government | 141 | 0 | United States Department of Defense (DoD) |
| AS2711 | Other Business | 140 | 11 | Spirit Communications |
| AS11179 | Other Business | 140 | 3 | Aryaka Networks, Inc. |
| AS54936 | ISP & Mobile | 140 | 3 | Wyyerd Group |
| AS7393 | Hosting Provider | 140 | 1 | CYBERCON, INC. |
| AS13445 | Other Business | 138 | 59 | Cisco Webex LLC |
| AS12042 | ISP & Mobile | 138 | 2 | Fidium |
| AS401152 | Hosting Provider | 138 | 0 | Ace Data Centers II, L.L.C. |
| AS40285 | ISP & Mobile | 138 | 0 | NORTHLAND CABLE TELEVISION INC. |
| AS36086 | Hosting Provider | 137 | 16 | Telx |
| AS63018 | Hosting Provider | 137 | 9 | Dedicated.com |
| AS46450 | ISP & Mobile | 137 | 2 | Pilot Fiber, Inc. |
| AS53347 | Other Business | 135 | 54 | Premier Communications |
| AS32043 | ISP & Mobile | 135 | 0 | NeoFiber Communications inc. |
| AS400511 | ISP & Mobile | 134 | 1 | Clearwave Fiber |
| AS36007 | Hosting Provider | 133 | 18 | Kamatera, Inc. |
| AS26548 | Hosting Provider | 133 | 14 | PureVoltage Hosting Inc. |
| AS1602 | Other Business | 132 | 4 | Headquarters, USAISC |
| AS1501 | Other Business | 131 | 0 | Headquarters, USAISC |
| AS370 | Government | 130 | 1 | United States Department of Defense (DoD) |
| AS10279 | ISP & Mobile | 130 | 0 | West Carolina Communications, LLC |
| AS243 | Other Business | 130 | 0 | L3Harris Technologies, Inc. |
| AS3455 | Other Business | 130 | 0 | Liberty Mutual Group |
| AS7342 | Other Business | 129 | 128 | VeriSign Infrastructure & Operations |
| AS18859 | ISP & Mobile | 128 | 29 | GVEC.net, LLC |
| AS11351 | ISP & Mobile | 128 | 13 | Charter Communications Inc |
| AS26464 | Hosting Provider | 128 | 0 | Joyent, Inc. |
| AS395610 | Other Business | 128 | 0 | Nexstar Media Inc. |
| AS397630 | Hosting Provider | 127 | 0 | Blazing SEO, LLC |
| AS1828 | Other Business | 125 | 33 | Unitas Global |
| AS11377 | Other Business | 125 | 0 | SendGrid, Inc. |
| AS23520 | Other Business | 124 | 2 | Columbus Networks USA, Inc. |
| AS33339 | ISP & Mobile | 124 | 1 | Nemont |
| AS344 | Government | 124 | 1 | United States Department of Defense (DoD) |
| AS36103 | ISP & Mobile | 123 | 19 | Central Utah Telephone, Inc. |
| AS21769 | Hosting Provider | 123 | 9 | Colocation America Corporation |
| AS22363 | Other Business | 123 | 2 | Powerhouse Management, Inc. |
| AS6307 | Other Business | 123 | 0 | American Express Company |
| AS26042 | Hosting Provider | 122 | 33 | FiberState, LLC |
| AS10361 | Other Business | 122 | 0 | Bloomberg, LP |
| AS7015 | ISP & Mobile | 121 | 451 | Comcast Cable Communications, LLC |
| AS1637 | Other Business | 121 | 1 | Headquarters, USAISC |
| AS33070 | Hosting Provider | 121 | 1 | Rackspace Hosting |
| AS29838 | Hosting Provider | 120 | 19 | Atlantic Metro Communications II, Inc. |
| AS14956 | Other Business | 120 | 17 | RouterHosting LLC |
| AS11320 | Hosting Provider | 120 | 15 | LightEdge Solutions |
| AS18501 | Other Business | 120 | 2 | CyberCloud Professionals LLC |
| AS30383 | Other Business | 119 | 7 | General Motors LLC |
| AS6453 | Hosting Provider | 118 | 17 | TATA COMMUNICATIONS (AMERICA) INC |
| AS3573 | Other Business | 117 | 363 | Accenture LLP |
| AS19318 | Hosting Provider | 116 | 31 | Interserver, Inc |
| AS13536 | ISP & Mobile | 116 | 11 | FirstLight Networks, LLC |
| AS27257 | Other Business | 116 | 3 | Webair Internet Development Company Inc. |
| AS13886 | Hosting Provider | 116 | 0 | Cloud South |