CNB-CZ
BGP inherited
Cluster stats
| Netblocks | 7 |
| Cluster ID | 210217995 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 3 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
7
0 netblocks since 2026-07-05
2026-07-05
peak 7
2026-07-19
IP Ranges (7)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 62.77.79.116/31 | CNB-CZ | RIPE | ASSIGNED PA | ● low |
| 193.85.23.232/29 | CNB-CZ | RIPE | ASSIGNED PA | ● low |
| 193.86.202.32/29 | CNB-CZ | RIPE | ASSIGNED PA | ● low |
| 193.86.202.40/29 | CNB-CZ | RIPE | ASSIGNED PA | ● low |
| 193.86.203.200/30 | CNB-CZ | RIPE | ASSIGNED PA | ● low |
| 213.29.8.32/30 | CNB-CZ | RIPE | ASSIGNED PA | ● low |
| 2001:af0:8000:e00::/56 | CNB-CZ | RIPE | ASSIGNED | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(7 of 7)
Possible discrepancies (1)
These blocks are registered to CNB-CZ 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.
| 2001:af0:8000:e00::/56 /56 | authorized for AS13036 — T-Mobile Czech Republic a.s. |
NIC Handles
DUMY-RIPE
DUMY-RIPE
GTSCZ-MNT