Provincie Noord-Holland
BGP inherited
Cluster stats
Netblocks9
All fragments 70 blocks across 16 clusters
Cluster ID191763012
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 12 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
9 0 netblocks since 2026-07-05
2026-07-05 peak 9 2026-07-06

IP Ranges (9)

⬇ export CSV
CIDR Org name Registry Status Confidence
91.227.192.0/24 Provincie Noord-Holland BGP ANNOUNCED ● high
2a07:3501:1090::/48 Provincie Noord-Holland BGP ANNOUNCED ● high
91.227.192.0/24 Provincie Noord-Holland RIPE ASSIGNED PI ● low
213.194.33.176/29 Provincie_Noord_Holland RIPE ASSIGNED PA ● low
2a07:3501:1010::/48 Provincie Noord-Brabant RIPE ASSIGNED ● low
2a07:3501:1010::/46 Provincie Noord-Brabant RIPE ALLOCATED-BY-LIR ● low
2a07:3501:1050::/48 Provincie-Utrecht1 RIPE ASSIGNED ● low
2a07:3501:1090::/46 Provincie Noord-Holland RIPE ALLOCATED-BY-LIR ● low
2a07:3501:1090::/48 Provincie Noord-Holland RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
66.7% of checked blocks have valid RPKI ROA coverage (6 of 9)
Possible discrepancies (3)

These blocks are registered to Provincie Noord-Holland but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a07:3501:1010::/46 /46 authorized for AS39686 — Eurofiber Nederland BV
2a07:3501:1050::/48 /48 authorized for AS39686 — Eurofiber Nederland BV
2a07:3501:1010::/48 /48 authorized for AS1136 — KPN B.V.

NIC Handles

AS198687 CIP-MNT DUMY-RIPE DUMY-RIPE Eurofiber-MNT KPN-MNT LOGIUS ORG-PN77-RIPE ORG-PN88-RIPE RIPE-NCC-END-MNT STEFFANN-MNT STEFFANN-MNT