CNB
BGP inherited
Cluster stats
| Netblocks | 10 · 759 IPv4 addresses |
| Registered in | China (3) · Czechia (3) · Italy (2) · ME (1) |
| All fragments | 21 blocks across 5 clusters |
| Cluster ID | 208837378 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 4 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
10
0 netblocks since 2026-07-05
2026-07-05
peak 10
2026-07-19
IP Ranges (10)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 80.188.64.0/24 | CNB-NET | RIPE | ASSIGNED PA | ● low |
| 81.118.214.0/26 | CNB-SRL | RIPE | ASSIGNED PA | ● low |
| 193.86.31.128/27 | CNB | RIPE | ASSIGNED PA | ● low |
| 193.179.126.0/24 | CNB | RIPE | ASSIGNED PA | ● low |
| 195.66.188.0/25 | CNB | RIPE | ASSIGNED PA | ● low |
| 211.158.9.248/30 | CNB | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 211.158.27.16/29 | CNB | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 211.158.31.140/30 | CNB | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 217.57.215.48/28 | CNB-SRL | RIPE | ASSIGNED PA | ● low |
| 2001:af0:8008::/48 | CNB | RIPE | ASSIGNED | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “CNB” — often
per-country or per-system registrations of the same brand, occasionally a different
organisation sharing the name. Not counted in this organisation's own footprint.
- CNB-CZ 7 blocks
- CNB_FINWIZ 2 blocks
- CNB SAS 1 blocks
- CNB-WORLD-ITUNDSERVICES 1 blocks
Network trust
what's this?
RPKI hygiene: B
how networks compare →
80.0%
of checked blocks have valid RPKI ROA coverage
(8 of 10)
Possible discrepancies (3)
These blocks are registered to CNB but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2001:af0:8008::/48 /48 | authorized for AS13036 — T-Mobile Czech Republic a.s. |
| 193.179.126.0/24 /24 | authorized for AS13036 — T-Mobile Czech Republic a.s. |
| 80.188.64.0/24 /24 | authorized for AS5610 — O2 Czech Republic, a.s. |
NIC Handles
AS5610-MTN
AS8585-MNT
DUMY-RIPE
DUMY-RIPE
GTSCZ-MNT
INTERB-MNT
MAINT-CNNIC-AP
TIG-MNT
XP17-AP
XP17-AP