PRO-ZETA a.s.
Cluster stats
Netblocks27
All fragments 1,020 blocks across 341 clusters
Cluster ID191610146
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 13 shared RIR contact/maintainer handles
Registry names 4 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
27 0 netblocks since 2026-07-05
2026-07-05 peak 27 2026-07-06

IP Ranges (27)

⬇ export CSV
CIDR Org name Registry Status Confidence
91.239.200.0/23 PRO-ZETA a.s. BGP ANNOUNCED ● high
91.239.200.0/22 PRO-ZETA a.s. BGP ANNOUNCED ● high
91.239.202.0/23 PRO-ZETA a.s. BGP ANNOUNCED ● high
95.173.200.0/23 PRO-ZETA a.s. BGP ANNOUNCED ● high
95.173.202.0/24 PRO-ZETA a.s. BGP ANNOUNCED ● high
95.173.203.0/24 PRO-ZETA a.s. BGP ANNOUNCED ● high
95.173.208.0/22 PRO-ZETA a.s. BGP ANNOUNCED ● high
95.173.212.0/24 PRO-ZETA a.s. BGP ANNOUNCED ● high
95.173.213.0/24 PRO-ZETA a.s. BGP ANNOUNCED ● high
95.173.214.0/23 PRO-ZETA a.s. BGP ANNOUNCED ● high
185.2.40.0/23 PRO-ZETA a.s. BGP ANNOUNCED ● high
185.2.42.0/24 PRO-ZETA a.s. BGP ANNOUNCED ● high
185.2.43.0/24 PRO-ZETA a.s. BGP ANNOUNCED ● high
2001:67c:e94::/48 PRO-ZETA a.s. BGP ANNOUNCED ● high
2a02:a48:f000::/36 PRO-ZETA a.s. BGP ANNOUNCED ● high
2a06:5d80::/32 PRO-ZETA a.s. BGP ANNOUNCED ● high
2a06:5d81::/32 PRO-ZETA a.s. BGP ANNOUNCED ● high
82.100.31.224/29 PRO-ZETA RIPE ASSIGNED PA ● low
89.235.30.128/25 PRO-ZETA RIPE ASSIGNED PA ● low
95.173.200.0/22 PRO-ZETA a.s. RIPE ALLOCATED PA ● low
95.173.208.0/21 PRO-ZETA a.s. RIPE ALLOCATED PA ● low
185.2.40.0/22 PRO-ZETA a.s. RIPE ALLOCATED PA ● low
212.67.81.160/28 PRO-ZETA-NET RIPE ASSIGNED PA ● low
212.80.64.228/30 PRO-ZETA RIPE ASSIGNED PA ● low
212.80.93.0/24 PRO-ZETA RIPE ASSIGNED PA ● low
2a02:a48::/29 PRO-ZETA a.s. RIPE ALLOCATED-BY-RIR ● low
2a06:5d80::/29 PRO-ZETA a.s. RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
92.6% of checked blocks have valid RPKI ROA coverage (25 of 27)
Possible discrepancies (1)

These blocks are registered to PRO-ZETA a.s. 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.

212.80.93.0/24 /24 authorized for AS29208 — Quantcom, a.s.

NIC Handles

AS215846 AS49025 AS60606 BLINDSPOT-MNT DIALTELECOM-MNT DUMY-RIPE DUMY-RIPE MNT-VSHOSTING ORG-PA693-RIPE PRAGONET-MNT PROZ-MNT PROZ-MNT +1 more