ICZ a.s.
Data as of 2026-11-08
GLEIF verified
LEI
315700XAFR5Q3NFR9R86
Registered name
ICZ a.s.
Jurisdiction
Ultimate parent
ICZ Holding a.s.
3157002EMXDKVJWORY84
This organisation
| Netblocks | 7 · 2,336 IPv4 addresses |
| IPv6 | 1 prefix (largest 2001:67c:1578::/48) |
| Record ID | 265077022 |
| Registry | BGP |
| Owner jurisdiction | CZ |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 315700XAFR5Q3NFR9R86 |
| Shared handles | clustered on 9 shared RIR contact/maintainer handles |
| Registry names | 4 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (7)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 78.31.24.0/21 | ICZ a.s. | BGP | ANNOUNCED | ● high |
| 192.108.126.0/24 | ICZ a.s. | BGP | ANNOUNCED | ● high |
| 2001:67c:1578::/48 | ICZ a.s. | BGP | ANNOUNCED | ● high |
| 85.207.58.88/29 | ICZ-AS | RIPE | ASSIGNED PA | ● low |
| 85.207.58.96/29 | ICZ-AS | RIPE | ASSIGNED PA | ● low |
| 85.207.61.112/29 | ICZ-AS | RIPE | ASSIGNED PA | ● low |
| 89.233.173.8/29 | ICZ-NET | RIPE | ASSIGNED PA | ● low |
IPv6 ranges (1)
| CIDR |
|---|
| 2001:67c:1578::/48 |
Footprint over time
20 weekly snapshots · JSON
8
-5 netblocks since 2026-07-05
2026-07-05
peak 13
2026-11-08
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(8 of 8)
No discrepancies found among checked blocks.
NIC Handles
AS12767-MNT
AS43757
BlueTone-MNT
DUMY-RIPE
DUMY-RIPE
ICZAS-MNT
ICZAS-MNT
ORG-IA714-RIPE
RIPE-NCC-END-MNT