United States ASN Summary & United States IP addresses
Full list of United States IP ranges
This United States IP list includes all United States ASNs assigned, and the complete list of United States IP addresses list by IP ranges.
28,156 ASN Networks
| ASN | Description | IPv4 Prefixes | IPv6 Prefixes | IPv4 Peers | IPv6 Peers | Date Allocated |
|---|---|---|---|---|---|---|
| AS8 | Rice University |
12 | 1 | 5 | 3 | 1984-03-26 |
| AS9 | Carnegie Mellon University |
10 | 1 | 7 | 2 | 1984-04-17 |
| AS12 | New York University |
11 | 1 | 5 | 3 | 1984-07-05 |
| AS13 | Headquarters, USAISC |
6 | 1 | 1 | 0 | 1984-07-16 |
| AS19 | Leidos, Inc. |
19 | 3 | 3 | 3 | 1984-07-27 |
| AS32 | Stanford University |
3 | 2 | 2 | 3 | 1984-09-24 |
| AS34 | University of Delaware |
3 | 1 | 3 | 3 | 1984-10-03 |
| AS49 | US National Institute of Standards & Technology |
16 | 4 | 2 | 1 | 1985-09-04 |
| AS55 | University of Pennsylvania |
6 | 1 | 5 | 4 | 1985-12-18 |
| AS56 | DoD Network Information Center |
187 | 0 | 1 | 0 | 1985-12-18 |
| AS77 | Johns Hopkins University Applied Physics Laboratory |
4 | 1 | 4 | 1 | 1986-05-05 |
| AS104 | University of Colorado at Boulder |
19 | 2 | 2 | 0 | 1987-04-09 |
| AS112 | DNS-OARC |
2 | 2 | 19 | 13 | 2002-03-19 |
| AS131 | University of California, Santa Barbara |
5 | 1 | 2 | 0 | 1987-09-30 |
| AS138 | DoD Network Information Center |
53 | 0 | 1 | 0 | 1987-11-11 |
| AS147 | DoD Network Information Center |
1 | 0 | 1 | 0 | 1987-12-21 |
| AS149 | DoD Network Information Center |
12 | 0 | 2 | 0 | 1988-01-04 |
| AS153 | Headquarters, USAISC |
4 | 0 | 1 | 0 | 1988-01-05 |
| AS161 | Texas Instruments Incorporated |
13 | 0 | 3 | 0 | 1988-02-25 |
| AS168 | University of Massachusetts |
0 | 1 | 0 | 1 | 1988-04-05 |
| AS174 | Cogent Communications |
5,358 | 676 | 6,471 | 2,541 | 1996-05-16 |
| AS188 | SAIC |
33 | 0 | 2 | 0 | 1988-05-09 |
| AS196 | The Boeing Company |
20 | 2 | 1 | 0 | 1988-05-27 |
| AS205 | Montclair State University |
2 | 0 | 2 | 0 | 1988-06-15 |
| AS206 | DXC US Latin America Corporation |
14 | 0 | 7 | 0 | 1999-06-25 |
| AS217 | University of Minnesota |
5 | 1 | 1 | 0 | 1988-07-25 |
| AS228 | DoD Network Information Center |
4 | 1 | 1 | 0 | 1988-09-08 |
| AS268 | Uniformed Services University of the Health Sciences |
1 | 0 | 1 | 0 | 1989-02-09 |
| AS270 | National Aeronautics and Space Administration |
162 | 0 | 6 | 0 | 1989-02-24 |
| AS297 | National Aeronautics and Space Administration |
29 | 1 | 13 | 4 | 1989-06-09 |
| AS299 | University of California, Irvine |
5 | 0 | 2 | 0 | 1989-06-15 |
| AS372 | National Aeronautics and Space Administration |
5 | 0 | 1 | 0 | 1989-07-10 |
| AS518 | DoD Network Information Center |
13 | 2 | 1 | 0 | 1989-09-08 |
| AS545 | Corporation for National Research Initiatives |
1 | 1 | 1 | 0 | 1989-10-17 |
| AS687 | DoD Network Information Center |
5 | 1 | 1 | 1 | 1990-06-21 |
| AS747 | Headquarters, USAISC |
74 | 0 | 1 | 0 | 1990-09-25 |
| AS813 | Verizon Business |
3 | 0 | 2 | 0 | 2002-05-21 |
| AS834 | IPXO LLC |
433 | 0 | 2 | 0 | 2021-04-14 |
| AS845 | SBA Connect, LLC |
2 | 0 | 2 | 0 | 2022-06-16 |
| AS901 | Frontier Science and Technology Research Foundation, Inc. |
1 | 0 | 1 | 0 | 2022-06-08 |
| AS910 | RTA |
1 | 0 | 1 | 0 | 2022-06-10 |
| AS923 | Hammy Web Services LLC |
1 | 4 | 1 | 2 | 2022-06-16 |