Dr. Martin Gunkel
BGP inherited
Cluster stats
Netblocks6
All fragments 121 blocks across 30 clusters
Cluster ID192976132
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 6 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (6)

⬇ export CSV
CIDR Org name Registry Status Confidence
88.198.248.240/29 DR-MARTIN-GUNKEL RIPE ASSIGNED PA ● low
185.223.108.0/22 Dr. Martin Gunkel RIPE ALLOCATED PA ● low
217.73.148.0/22 Dr. Martin Gunkel RIPE ALLOCATED PA ● low
2a01:4f8:1bd:1600::/56 DR-MARTIN-GUNKEL RIPE ASSIGNED ● low
2a01:4f8:201:91f4::/64 DR-MARTIN-GUNKEL RIPE ASSIGNED ● low
2a0d:a800::/29 Dr. Martin Gunkel RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
66.7% of checked blocks have valid RPKI ROA coverage (4 of 6)
Possible discrepancies (2)

These blocks are registered to Dr. Martin Gunkel but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a01:4f8:1bd:1600::/56 /56 authorized for AS24940 — Hetzner Online GmbH
217.73.148.0/22 /22 authorized for AS29404 — Elbracht-Computer Netzwerk & Grafik Service GmbH

NIC Handles

DUMY-RIPE DUMY-RIPE HOS-GUN ORG-DMG5-RIPE RIPE-NCC-HM-MNT de-mindmed-1-mnt