Tlapnet-CZ
Data as of 2026-11-08
BGP inherited
This organisation
| Netblocks | 14 · 3,072 IPv4 addresses |
| IPv6 | 2 prefixes (largest 2a0f:fec0::/30) |
| Record ID | 266707974 |
| Registry | RIPE |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 4 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 (14)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 185.87.140.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 185.87.141.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 185.87.142.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 185.87.143.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 185.230.172.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 185.230.173.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 185.230.174.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 185.230.175.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 185.243.172.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 185.243.173.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 185.243.174.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 185.243.175.0/24 | Tlapnet-CZ | RIPE | ASSIGNED PA | ● low |
| 2a0f:fec0::/30 | TLAPNET-CZ | RIPE | AGGREGATED-BY-LIR | ● low |
| 2a0f:fec4::/30 | TLAPNET-CZ | RIPE | AGGREGATED-BY-LIR | ● low |
IPv6 ranges (2)
Footprint over time
12 weekly snapshots · JSON
14
+2 netblocks since 2026-08-23
2026-08-23
peak 14
2026-11-08
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(14 of 14)
Possible discrepancies (8)
These blocks are registered to Tlapnet-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.
| 2a0f:fec0::/30 /30 | authorized for AS204666 — Jiri Tlapak |
| 2a0f:fec4::/30 /30 | authorized for AS204666 — Jiri Tlapak |
| 185.87.142.0/24 /24 | authorized for AS204666 — Jiri Tlapak |
| 185.87.143.0/24 /24 | authorized for AS204666 — Jiri Tlapak |
| 185.230.172.0/24 /24 | authorized for AS197412 — Jiri Tlapak |
| 185.230.173.0/24 /24 | authorized for AS197412 — Jiri Tlapak |
| 185.230.174.0/24 /24 | authorized for AS197412 — Jiri Tlapak |
| 185.230.175.0/24 /24 | authorized for AS197412 — Jiri Tlapak |
NIC Handles
DUMY-RIPE
DUMY-RIPE
TLAPNET-MNT
cz-jiritlapak-1-mnt