Bitmaster Online B.V.
Data as of 2026-10-04
BGP inherited
Limited data: only 2 ranges found registered
under this exact name. This may not reflect the organisation's full internet footprint — many companies'
web and cloud infrastructure is hosted under a third-party provider's own registration rather than their own.
This organisation
| Netblocks | 2 · 512 IPv4 addresses |
| Record ID | 247736711 |
| Registry | RIPE |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 7 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (2)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 45.134.223.0/24 | Bitmaster Online BV | RIPE | ASSIGNED PA | ● high |
| 185.123.55.0/24 | Bitmaster Online B.V. | RIPE | ALLOCATED-ASSIGNED PA | ● low |
Network trust
what's this?
RPKI hygiene: C
how networks compare →
50.0%
of checked blocks have valid RPKI ROA coverage
(1 of 2)
Possible discrepancies (1)
These blocks are registered to Bitmaster Online 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.
| 45.134.223.0/24 /24 | authorized for AS25151 — Cyso Group B.V. |
NIC Handles
DUMY-RIPE
DUMY-RIPE
ORG-BOB4-RIPE
ORG-BOB8-RIPE
PREFIXBROKER-MNT
RIPE-NCC-HM-MNT
mnt-nl-bitmaster-1