STICHTING_OPENBAAR_VOORTGEZET_ONDERWIJS
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 10 |
| IPv6 | 4 prefixes (largest 2001:41f0:50bf::/48) |
| All fragments | 17 blocks across 3 clusters |
| Cluster ID | 213703543 |
| 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
6 weekly snapshots · JSON
10
0 netblocks since 2026-07-05
2026-07-05
peak 10
2026-07-26
IP Ranges (10)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 212.178.91.152/29 | STICHTING_OPENBAAR_VOORTGEZET_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 212.178.145.208/29 | STICHTING_OPENBAAR_VOORTGEZET_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 212.178.145.216/29 | STICHTING_OPENBAAR_VOORTGEZET_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 213.34.67.160/29 | STICHTING_OPENBAAR_VOORTGEZET_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 213.125.46.192/29 | STICHTING_OPENBAAR_VOORTGEZET_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 213.126.32.96/29 | STICHTING_OPENBAAR_VOORTGEZET_ONDERWIJS | RIPE | ASSIGNED PA | ● low |
| 2001:41f0:50bf::/48 | STICHTING_OPENBAAR_VOORTGEZET_ONDERWIJS | RIPE | ASSIGNED | ● low |
| 2001:41f0:63e8::/48 | STICHTING_OPENBAAR_VOORTGEZET_ONDERWIJS | RIPE | ASSIGNED | ● low |
| 2001:41f0:f6d3::/48 | STICHTING_OPENBAAR_VOORTGEZET_ONDERWIJS | RIPE | ASSIGNED | ● low |
| 2001:41f0:f6df::/48 | STICHTING_OPENBAAR_VOORTGEZET_ONDERWIJS | RIPE | ASSIGNED | ● low |
IPv6 ranges (4)
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(10 of 10)
No discrepancies found among checked blocks.
NIC Handles
DUMY-RIPE
DUMY-RIPE
ZIGGO-AUTOREG1