Summary
| ASN | AS104 University of Colorado at Boulder |
| BGP | 128.138.0.0/16 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1986-07-14 |
| Last Updated | 2026-08-26 |
| ASN | AS104 University of Colorado at Boulder |
| BGP | 128.138.0.0/16 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1986-07-14 |
| Last Updated | 2026-08-26 |