Carl Fabian Luepke
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 11 · 1,024 IPv4 addresses |
| IPv6 | 6 prefixes (largest 2a0f:5380::/29) |
| Cluster ID | 213604089 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 8 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
6 weekly snapshots · JSON
12
0 netblocks since 2026-07-05
2026-07-05
peak 12
2026-07-26
IP Ranges (11)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 45.158.40.0/22 | Carl Fabian Luepke | BGP | ANNOUNCED | ● high |
| 45.158.40.0/24 | Carl Fabian Luepke | BGP | ANNOUNCED | ● high |
| 45.158.42.0/24 | Carl Fabian Luepke | BGP | ANNOUNCED | ● high |
| 45.158.42.0/23 | Carl Fabian Luepke | BGP | ANNOUNCED | ● high |
| 45.158.43.0/24 | Carl Fabian Luepke | BGP | ANNOUNCED | ● high |
| 2a0f:5381::/32 | Carl Fabian Luepke | BGP | ANNOUNCED | ● high |
| 2a0f:5381:1337::/48 | Carl Fabian Luepke | BGP | ANNOUNCED | ● high |
| 2a0f:5381:acab::/48 | Carl Fabian Luepke | BGP | ANNOUNCED | ● high |
| 2a0f:5382:acab::/48 | Carl Fabian Luepke | BGP | ANNOUNCED | ● high |
| 2a0f:5383:1::/48 | Carl Fabian Luepke | BGP | ANNOUNCED | ● high |
| 2a0f:5380::/29 | Carl Fabian Luepke | RIPE | ALLOCATED-BY-RIR | ● low |
IPv6 ranges (6)
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(12 of 12)
Possible discrepancies (6)
These blocks are registered to Carl Fabian Luepke 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.
| 45.158.40.0/22 /22 | authorized for AS49225 — Chaos Computer Club Berlin e.V. |
| 45.158.40.0/22 /22 | authorized for AS49225 — Chaos Computer Club Berlin e.V. |
| 45.158.42.0/23 /23 | authorized for AS49225 — Chaos Computer Club Berlin e.V. |
| 45.158.40.0/24 /24 | authorized for AS49225 — Chaos Computer Club Berlin e.V. |
| 45.158.42.0/24 /24 | authorized for AS49225 — Chaos Computer Club Berlin e.V. |
| 45.158.43.0/24 /24 | authorized for AS49225 — Chaos Computer Club Berlin e.V. |
NIC Handles
AS208135
DUMY-RIPE
DUMY-RIPE
MNT-FLUEPKE
ORG-CFL6-RIPE
RIPE-NCC-HM-MNT
mnt-de-fluepke-1
mnt-de-fluepke-1