Flowmailer B.V.

Data as of 2026-07-26
GLEIF verified
Complete entity footprint
5 linked clusters · 307 netblocks · 9,891 IPv4 addresses · 49 IPv6 prefixes
This organisation's clusters combined by evidence — shared GLEIF corporate family — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
LEI
724500PKRXW8AGOPUH50
Registered name
Flowmailer B.V.
Jurisdiction
NL
Ultimate parent
Spotler Group B.V.
724500PPQ1QCZNORJG18
Cluster stats
Netblocks7 · 1,040 IPv4 addresses
IPv6 1 prefix (largest 2a06:f9c0::/29)
Cluster ID214438164
RegistryBGP
Owner jurisdictionNL
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 724500PKRXW8AGOPUH50
Shared handles clustered on 8 shared RIR contact/maintainer handles
Registry names 4 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

6 weekly snapshots · JSON
8 0 netblocks since 2026-07-05
2026-07-05 peak 8 2026-07-26

IP Ranges (7)

⬇ export CSV
CIDR Org name Registry Status Confidence
185.136.64.0/24 Flowmailer B.V. BGP ANNOUNCED ● high
185.136.64.0/22 Flowmailer B.V. BGP ANNOUNCED ● high
185.136.65.0/24 Flowmailer B.V. BGP ANNOUNCED ● high
95.142.102.32/29 FLOWMAILER RIPE ASSIGNED PA ● low
95.142.102.40/29 FLOWMAILER RIPE ASSIGNED PA ● low
185.136.67.0/24 Flowmailer-dmz RIPE ASSIGNED PA ● low
2a06:f9c0::/29 Flowmailer B.V. RIPE ALLOCATED-BY-RIR ● low

IPv6 ranges (1)

CIDR
2a06:f9c0::/29

Domains hosted in this network

what's this?
visma.com flowmailer.net

Corporate group (5 confirmed entities)

+9 additional unconfirmed candidates not shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: B how networks compare →
87.5% of checked blocks have valid RPKI ROA coverage (7 of 8)
No discrepancies found among checked blocks.

NIC Handles

AS50018 ATOM86-MNT DUMY-RIPE DUMY-RIPE ORG-FB62-RIPE RIPE-NCC-HM-MNT nl-flowmailer-1-mnt nl-flowmailer-1-mnt