Proact Netherlands B.V.
BGP inherited
Cluster stats
Netblocks9
All fragments 99 blocks across 16 clusters
Cluster ID191599862
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 11 shared RIR contact/maintainer handles
Registry names 3 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
185.46.192.0/23 Proact Netherlands B.V. BGP ANNOUNCED ● high
185.46.194.0/23 Proact Netherlands B.V. BGP ANNOUNCED ● high
185.143.156.0/22 Proact Netherlands B.V. BGP ANNOUNCED ● high
2a07:3640::/29 Proact Netherlands B.V. BGP ANNOUNCED ● high
185.46.192.0/22 Proact Netherlands B.V. RIPE ALLOCATED PA ● low
185.143.156.0/22 Proact Netherlands B.V. RIPE ALLOCATED PA ● low
212.178.118.168/29 PROACT_NETHERLANDS_BV RIPE ASSIGNED PA ● low
2a04:ab80::/29 Proact Netherlands B.V. RIPE ALLOCATED-BY-RIR ● low
2a07:3640::/29 Proact Netherlands B.V. RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (9 of 9)
Possible discrepancies (1)

These blocks are registered to Proact Netherlands B.V. but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a04:ab80::/29 /29 authorized for AS41887 — Prolocation B.V.

NIC Handles

AS203179 AS62125 DUMY-RIPE DUMY-RIPE IUNXI-MNT MNT-SMARTROUTING MNT-SMARTROUTING ORG-PISB1-RIPE RIPE-NCC-HM-MNT ZIGGO-AUTOREG1 nl-proactmcs-1-mnt