OPTIMUS_ONDERWIJS
Cluster stats
| Netblocks | 12 |
| All fragments | 129 blocks across 23 clusters |
| Cluster ID | 193656918 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 3 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (12)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 213.124.45.216/29 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 213.125.37.112/29 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 213.125.38.144/29 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 213.125.112.176/29 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 213.125.218.152/29 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 213.126.4.8/29 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 2001:41f0:232b::/48 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED | ● low |
| 2001:41f0:253a::/48 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED | ● low |
| 2001:41f0:253c::/48 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED | ● low |
| 2001:41f0:253e::/48 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED | ● low |
| 2001:41f0:2564::/48 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED | ● low |
| 2001:41f0:2570::/48 | OPTIMUS_ONDERWIJS | RIPE | ASSIGNED | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(12 of 12)
No discrepancies found among checked blocks.
NIC Handles
DUMY-RIPE
DUMY-RIPE
ZIGGO-AUTOREG1