FHU Komnet Grzegorz Poltorak
BGP inherited
Cluster stats
Netblocks9
All fragments 40 blocks across 26 clusters
Cluster ID191602344
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 13 shared RIR contact/maintainer handles
Registry names 6 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
9 0 netblocks since 2026-07-05
2026-07-05 peak 9 2026-07-06

IP Ranges (9)

⬇ export CSV
CIDR Org name Registry Status Confidence
89.46.145.91/32 FHU Komnet Grzegorz Poltorak PEERINGDB ASSIGNED ● high
178.216.41.74/32 FHU Komnet Grzegorz Poltorak PEERINGDB ASSIGNED ● high
193.43.228.0/22 FHU Komnet Grzegorz Poltorak BGP ANNOUNCED ● high
193.43.228.0/22 FHU Komnet Grzegorz Poltorak RIPE ASSIGNED PI ● high
194.24.174.0/23 FHU Komnet Grzegorz Poltorak BGP ANNOUNCED ● high
195.149.233.138/32 FHU Komnet Grzegorz Poltorak PEERINGDB ASSIGNED ● high
185.38.225.64/28 FHU-DEF RIPE ASSIGNED PA ● low
195.116.27.128/25 FHU-MAT RIPE ASSIGNED PA ● low
212.244.137.0/24 FHU-TOM-COM RIPE ASSIGNED PA ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
88.9% of checked blocks have valid RPKI ROA coverage (8 of 9)
Possible discrepancies (1)

These blocks are registered to FHU Komnet Grzegorz Poltorak 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.

212.244.137.0/24 /24 authorized for AS5617 — Orange Polska Spolka Akcyjna

NIC Handles

AS35585 AS35585 DUMY-RIPE DUMY-RIPE KOMNET-MNT KOMNET-MNT MNT-KROSOFT ORG-FKGP1-RIPE RANET-MNT RIPE-NCC-END-MNT RYBNET-MNT TPNET +1 more