STICHTING_KATHOLIEK_ONDERWIJS_WASSENAAR
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 6 |
| IPv6 | 3 prefixes (largest 2001:41f0:130a::/48) |
| All fragments | 38 blocks across 12 clusters |
| Cluster ID | 213452287 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| 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 · report an issue | |
Footprint over time
5 weekly snapshots · JSON
6
0 netblocks since 2026-07-05
2026-07-05
peak 6
2026-07-26
IP Ranges (6)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 213.125.83.192/29 | STICHTING_KATHOLIEK_ONDERWIJS_WASSENAAR | RIPE | ASSIGNED PA | ● low |
| 217.100.1.32/29 | STICHTING_KATHOLIEK_ONDERWIJS_WASSENAAR | RIPE | ASSIGNED PA | ● low |
| 217.100.2.88/29 | STICHTING_KATHOLIEK_ONDERWIJS_WASSENAAR | RIPE | ASSIGNED PA | ● low |
| 2001:41f0:130a::/48 | STICHTING_KATHOLIEK_ONDERWIJS_WASSENAAR | RIPE | ASSIGNED | ● low |
| 2001:41f0:13a4::/48 | STICHTING_KATHOLIEK_ONDERWIJS_WASSENAAR | RIPE | ASSIGNED | ● low |
| 2001:41f0:8601::/48 | STICHTING_KATHOLIEK_ONDERWIJS_WASSENAAR | RIPE | ASSIGNED | ● low |
IPv6 ranges (3)
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(6 of 6)
No discrepancies found among checked blocks.
NIC Handles
DUMY-RIPE
DUMY-RIPE
ZIGGO-AUTOREG1