AS104
University of Colorado at Boulder
AS 104 COLORADO-AS
Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.
| ASN | 104 |
|---|---|
| Name | COLORADO-AS |
| Organization | University of Colorado at Boulder |
| Country | United States |
| Registry | ARIN |
IPv4 Prefixes for AS104
| Network | Location | Addresses | |
|---|---|---|---|
| 128.138.0.0/16 | University of Colorado at Boulder |  Boulder |
65,536 |
| 129.19.192.0/18 | Colorado State University | Boulder |
16,384 |
| 146.5.20.0/22 | University of Colorado at Boulder | Boulder (Baseline Sub) |
1,024 |
| 192.12.238.0/24 | University of Colorado at Boulder | Boulder (Baseline Sub) |
256 |
| 192.12.240.0/24 | University of Colorado at Boulder | Boulder (Baseline Sub) |
256 |
| 192.12.241.0/24 | University of Colorado at Boulder | Boulder (Baseline Sub) |
256 |
| 192.12.242.0/24 | University of Colorado at Boulder | Boulder (Baseline Sub) |
256 |
| 192.12.244.0/24 | University of Colorado at Boulder | Boulder (Baseline Sub) |
256 |
| 192.12.245.0/24 | University of Colorado at Boulder | Boulder (Baseline Sub) |
256 |
| 198.11.16.0/20 | University of Colorado at Boulder | Boulder (Baseline Sub) |
4,096 |
| 198.59.51.0/24 | University of Colorado at Boulder | Boulder (Baseline Sub) |
256 |
| 198.59.52.0/24 | University of Colorado at Boulder | Boulder (Baseline Sub) |
256 |
| 198.59.54.0/24 | University of Colorado at Boulder | Denver |
256 |
| 198.59.55.0/24 | University of Colorado at Boulder | Denver |
256 |
| 198.59.7.0/24 | University of Colorado at Boulder | Boulder (Baseline Sub) |
256 |
| 198.59.70.0/24 | University of Colorado at Boulder | Boulder (Baseline Sub) |
256 |
| 198.59.81.0/24 | University of Colorado at Boulder | Boulder (Baseline Sub) |
256 |
| 198.59.82.0/24 | University of Colorado at Boulder | Denver |
256 |
| 198.59.83.0/24 | University of Colorado at Boulder | Denver |
256 |
| 204.228.80.0/24 | University of Colorado at Boulder | Boulder |
256 |
IPv6 Prefixes for AS104
| Network | Location | /64 Prefixes | |
|---|---|---|---|
| 2001:468:501::/48 | University Corporation Atmospheric Research | Boulder |
216 |
| 2620:18f::/32 | University of Colorado at Boulder | Boulder |
232 |