STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks12
IPv6 6 prefixes (largest 2001:41f0:1001::/48)
All fragments 140 blocks across 18 clusters
Cluster ID213200481
RegistryRIPE
Customersfind 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
12 0 netblocks since 2026-07-05
2026-07-05 peak 12 2026-07-26

IP Ranges (12)

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CIDR Org name Registry Status Confidence
213.124.18.184/29 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED PA ● low
213.125.46.56/29 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED PA ● low
213.126.72.176/29 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED PA ● low
213.126.122.80/29 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED PA ● low
217.100.33.208/29 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED PA ● low
217.100.117.80/29 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED PA ● low
2001:41f0:1001::/48 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED ● low
2001:41f0:51b5::/48 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED ● low
2001:41f0:51de::/48 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED ● low
2001:41f0:5227::/48 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED ● low
2001:41f0:5591::/48 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED ● low
2001:41f0:5653::/48 STICHTING_OPENBAAR_PRIMAIR_ONDERWIJS_HAARLEMMERMEE RIPE ASSIGNED ● low

IPv6 ranges (6)

CIDR
2001:41f0:1001::/48
2001:41f0:51b5::/48
2001:41f0:51de::/48
2001:41f0:5227::/48
2001:41f0:5591::/48
2001:41f0:5653::/48

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