Milan Zelenka
Cluster stats
| Netblocks | 4 |
| All fragments | 81 blocks across 35 clusters |
| Cluster ID | 191598592 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| 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 | |
IP Ranges (4)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 5.252.40.0/22 | Milan Zelenka | BGP | ANNOUNCED | ● high |
| 185.71.40.0/22 | Milan Zelenka | BGP | ANNOUNCED | ● high |
| 185.71.40.0/22 | Milan Zelenka | RIPE | ALLOCATED PA | ● low |
| 2a03:3760::/32 | Milan Zelenka | RIPE | ALLOCATED-BY-RIR | ● low |
Network trust
what's this?
RPKI hygiene: C
how networks compare →
75.0%
of checked blocks have valid RPKI ROA coverage
(3 of 4)
No discrepancies found among checked blocks.
NIC Handles
AS201548
DUMY-RIPE
DUMY-RIPE
MNT-MZELENKA
MNT-MZELENKA
ORG-MZ6-RIPE
RIPE-NCC-HM-MNT