Grand Valley State University
BGP inherited
Cluster stats
| Netblocks | 2 |
| All fragments | 12 blocks across 2 clusters |
| Cluster ID | 193394379 |
| 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 | |
IP Ranges (2)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 35.39.0.0/19 | Grand Valley State University | ARIN | ● high | |
| 35.39.128.0/19 | Grand Valley State University | ARIN | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(2 of 2)
Possible discrepancies (2)
These blocks are registered to Grand Valley State University but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 35.39.128.0/19 /19 | authorized for AS237 — Merit Network Inc. |
| 35.39.0.0/19 /19 | authorized for AS237 — Merit Network Inc. |
NIC Handles
GDT6-ARIN
GDT6-ARIN
GVSU
GVSUA-ARIN