University of Colorado
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 1 · 65,536 IPv4 addresses |
| All fragments | 39 blocks across 7 clusters |
| Cluster ID | 215803381 |
| Registry | ARIN |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 4 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (1)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 128.138.0.0/16 | University of Colorado | ARIN | DIRECT ALLOCATION | ● high |
Domains hosted in this network
what's this?NIC Handles
ABUSE306-ARIN
CUBOU-ARIN
CUBOU-ARIN
UNIVER-24