HOLON GmbH

Holon SAS
GLEIF verified
Complete entity footprint
4 linked clusters · 40 netblocks · 21,630 IPv4 addresses
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
529900RMR0CTSB8IJ393
Registered name
HOLON GmbH
Jurisdiction
Ultimate parent
529900ZAFSOBVFCKF263
Cluster stats
Netblocks7 · 10,234 IPv4 addresses
Cluster ID209980588
RegistryBGP
Owner jurisdictionDE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 529900RMR0CTSB8IJ393
Shared handles clustered on 8 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
7 0 netblocks since 2026-07-05
2026-07-05 peak 7 2026-07-19

IP Ranges (7)

⬇ export CSV
CIDR Org name Registry Status Confidence
37.157.128.0/21 Holon SAS BGP ANNOUNCED ● high
178.250.104.0/21 Holon SAS BGP ANNOUNCED ● high
185.225.184.0/22 Holon SAS BGP ANNOUNCED ● high
37.157.128.0/21 Holon SAS RIPE ALLOCATED PA ● low
178.250.104.0/21 Holon SAS RIPE ALLOCATED PA ● low
185.225.184.0/22 Holon SAS RIPE ALLOCATED PA ● low
2a00:ba40::/32 Holon SAS RIPE ALLOCATED-BY-RIR ● low

Corporate group (4 confirmed entities)

+8 additional unconfirmed candidates not shown — full list (JSON)

NIC Handles

AS57943 DUMY-RIPE DUMY-RIPE IZZY-MNT IZZY-MNT ORG-OS303-RIPE RIPE-NCC-HM-MNT mnt-fr-odena-1