Robert Biskupski trading as P.H.U. Cresh.NET
Robert Biskupski trading as P.H.U. "Cresh.NET"
Data as of 2026-07-26
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.
Cluster stats
| Netblocks | 2 · 1,024 IPv4 addresses |
| IPv6 | 1 prefix (largest 2a0d:4140::/29) |
| Cluster ID | 214438451 |
| Registry | BGP |
| Customers | find customers using 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 |
|---|---|---|---|---|
| 185.172.240.0/22 | Robert Biskupski trading as P.H.U. "Cresh.NET" | BGP | ANNOUNCED | ● high |
| 2a0d:4140::/29 | Robert Biskupski trading as P.H.U. "Cresh.NET" | BGP | ANNOUNCED | ● high |
IPv6 ranges (1)
| CIDR |
|---|
| 2a0d:4140::/29 |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(4 of 4)
No discrepancies found among checked blocks.
NIC Handles
AS206890
DUMY-RIPE
DUMY-RIPE
ORG-RBTA1-RIPE
RIPE-NCC-HM-MNT
pl-creshnet-1-mnt
pl-creshnet-1-mnt