Exception B.V.

BGP inherited
Cluster stats
Netblocks9 · 2,810 IPv4 addresses
Cluster ID210590337
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 6 shared RIR contact/maintainer handles
Registry names 6 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
9 0 netblocks since 2026-07-05
2026-07-05 peak 9 2026-07-19

IP Ranges (9)

⬇ export CSV
CIDR Org name Registry Status Confidence
185.54.218.0/23 Exception B.V. RIPE ALLOCATED PA ● low
185.159.136.0/22 Exception B.V. RIPE ALLOCATED PA ● low
185.159.137.0/24 EXCEPTION-TCN5 RIPE ASSIGNED PA ● low
185.159.138.0/24 EXCEPTION-TCN4 RIPE ASSIGNED PA ● low
185.159.139.0/24 EXCEPTION-TCN3 RIPE ASSIGNED PA ● low
195.28.22.0/23 Exception B.V. RIPE ASSIGNED PI ● low
2a07:b440::/29 Exception B.V. RIPE ALLOCATED-BY-RIR ● low
2a07:b440:163:1::/64 Exception-QTS RIPE ASSIGNED ● low
2a07:b440:164::/48 Exception_QTS2 RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
88.9% of checked blocks have valid RPKI ROA coverage (8 of 9)
Possible discrepancies (7)

These blocks are registered to Exception 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.

2a07:b440::/29 /29 authorized for AS43366 — OSSO B.V.
2a07:b440:164::/48 /48 authorized for AS43366 — OSSO B.V.
185.159.136.0/22 /22 authorized for AS43366 — OSSO B.V.
195.28.22.0/23 /23 authorized for AS43366 — OSSO B.V.
185.159.139.0/24 /24 authorized for AS43366 — OSSO B.V.
185.159.138.0/24 /24 authorized for AS43366 — OSSO B.V.
185.159.137.0/24 /24 authorized for AS43366 — OSSO B.V.

NIC Handles

DUMY-RIPE DUMY-RIPE ORG-EB71-RIPE RIPE-NCC-END-MNT RIPE-NCC-HM-MNT nl-exception-1-mnt