Opole University
BGP inherited
Cluster stats
Netblocks18
All fragments 31 blocks across 11 clusters
Cluster ID191600448
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
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

Footprint over time

2 weekly snapshots · JSON
18 0 netblocks since 2026-07-05
2026-07-05 peak 18 2026-07-06

IP Ranges (18)

⬇ export CSV
CIDR Org name Registry Status Confidence
185.178.156.0/22 Opole University BGP ANNOUNCED ● high
217.173.192.0/21 Opole University BGP ANNOUNCED ● high
217.173.198.0/24 Opole University of Technology RIPE ASSIGNED PA ● high
217.173.199.0/25 Opole University of Technology RIPE ASSIGNED PA ● high
217.173.199.128/27 Opole University of Technology RIPE ASSIGNED PA ● high
217.173.200.0/23 Opole University BGP ANNOUNCED ● high
217.173.205.0/24 Opole University BGP ANNOUNCED ● high
217.173.206.0/23 Opole University BGP ANNOUNCED ● high
2a04:9440::/30 Opole University BGP ANNOUNCED ● high
2a04:9444::/30 Opole University BGP ANNOUNCED ● high
185.178.156.0/22 Opole University RIPE ALLOCATED PA ● low
217.173.192.0/20 Opole University RIPE ALLOCATED PA ● low
217.173.192.0 – 217.173.194.223 OPOLE-UNI RIPE ASSIGNED PA ● low
217.173.194.232 – 217.173.195.31 OPOLE-UNI RIPE ASSIGNED PA ● low
217.173.197.0/26 OPOLE-UNI RIPE ASSIGNED PA ● low
217.173.197.64/27 OPOLE-UNI RIPE ASSIGNED PA ● low
217.173.197.96/28 OPOLE-UNI RIPE ASSIGNED PA ● low
2a04:9440::/29 Opole University RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
88.9% of checked blocks have valid RPKI ROA coverage (16 of 18)
No discrepancies found among checked blocks.

NIC Handles

AS21182 AS25584 DUMY-RIPE DUMY-RIPE MAN-OPOLE-MNT MAN-OPOLE-MNT ORG-OU1-RIPE ORG-OUOT1-RIPE RIPE-NCC-HM-MNT