OptoNet Communication, spol. s.r.o.
Data as of 2026-08-30
BGP inherited
Cluster stats
| Netblocks | 4 · 9,216 IPv4 addresses |
| IPv6 | 2 prefixes (largest 2a00:d940::/29) |
| Cluster ID | 231543136 |
| 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 (4)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 78.156.128.0/19 | OptoNet Communication, spol. s.r.o. | BGP | ANNOUNCED | ● high |
| 2a00:d940::/32 | OptoNet Communication, spol. s.r.o. | BGP | ANNOUNCED | ● high |
| 185.85.92.0/22 | OptoNet Communication, spol. s.r.o. | RIPE | ALLOCATED PA | ● low |
| 2a00:d940::/29 | OptoNet Communication, spol. s.r.o. | RIPE | ALLOCATED-BY-RIR | ● low |
IPv6 ranges (2)
Network trust
what's this?
RPKI hygiene: B
how networks compare →
80.0%
of checked blocks have valid RPKI ROA coverage
(4 of 5)
No discrepancies found among checked blocks.
NIC Handles
AS43542
DUMY-RIPE
DUMY-RIPE
MNT-OPTONET
MNT-OPTONET
ORG-OCLS3-RIPE
RIPE-NCC-HM-MNT