Kleissner Investments s.r.o.
Data as of 2026-09-20
BGP inherited
This organisation
| Netblocks | 9 · 1,792 IPv4 addresses |
| IPv6 | 2 prefixes (largest 2a0b:6580::/29) |
| Record ID | 240827036 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 9 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 (9)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 185.185.216.0/24 | Kleissner Investments s.r.o. | BGP | ANNOUNCED | ● high |
| 185.185.217.0/24 | Kleissner Investments s.r.o. | BGP | ANNOUNCED | ● high |
| 185.185.219.0/24 | Kleissner Investments s.r.o. | BGP | ANNOUNCED | ● high |
| 185.254.123.0/24 | Kleissner Investments s.r.o. | BGP | ANNOUNCED | ● high |
| 2a0b:6580::/29 | Kleissner Investments s.r.o. | BGP | ANNOUNCED | ● high |
| 2a0c:1880::/29 | Kleissner Investments s.r.o. | BGP | ANNOUNCED | ● high |
| 185.185.216.0/22 | Kleissner Investments s.r.o. | RIPE | ALLOCATED PA | ● low |
| 185.190.89.0/24 | Kleissner Investments s.r.o. | RIPE | ALLOCATED PA | ● low |
| 185.194.12.0/24 | Kleissner Investments s.r.o. | RIPE | ALLOCATED PA | ● low |
IPv6 ranges (2)
Footprint over time
13 weekly snapshots · JSON
12
0 netblocks since 2026-07-05
2026-07-05
peak 12
2026-09-20
Other domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: B
how networks compare →
91.7%
of checked blocks have valid RPKI ROA coverage
(11 of 12)
No discrepancies found among checked blocks.
NIC Handles
AS204007
AS211594
DUMY-RIPE
DUMY-RIPE
ORG-KIS7-RIPE
RIPE-NCC-HM-MNT
cz-kleissner-1-mnt
cz-kleissner-1-mnt
lir-cz-peernet-1-MNT