Florian Kolb
Data as of 2026-09-20
BGP inherited
This organisation
| Netblocks | 36 · 8,192 IPv4 addresses |
| IPv6 | 6 prefixes (largest 2a0e:97c0:710::/44) |
| Registered in | Germany (28) · United States (2) |
| Also registered under this name | 38 netblocks across 2 separate records |
| Record ID | 242024797 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (36)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 5.253.247.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 37.114.37.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 37.114.46.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 37.114.50.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 37.114.63.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 37.221.93.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 38.87.116.0/23 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 38.97.56.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.10.21.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.11.229.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.13.225.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.13.236.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.13.237.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.13.238.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.13.239.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.86.155.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.90.98.0/23 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.131.64.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.133.74.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 45.142.106.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 46.247.108.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 46.247.109.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 89.144.37.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 92.118.206.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 109.71.252.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 176.100.36.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 176.100.37.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 176.100.39.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 185.14.92.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 194.15.36.0/24 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 2a0e:97c0:3e3::/48 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 2a0e:97c0:710::/44 | Florian Kolb | RIPE | ALLOCATED-BY-LIR | ● low |
| 2a0e:97c0:711::/48 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 2a0e:97c0:712::/48 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 2a0e:97c0:713::/48 | Florian Kolb | BGP | ANNOUNCED | ● low |
| 2a0e:97c0:714::/48 | Florian Kolb | BGP | ANNOUNCED | ● low |
IPv6 ranges (6)
Footprint over time
13 weekly snapshots · JSON
38
-2 netblocks since 2026-07-05
2026-07-05
peak 41
2026-09-20
Network trust
what's this?
RPKI hygiene: A
how networks compare →
97.2%
of checked blocks have valid RPKI ROA coverage
(35 of 36)
Possible discrepancies (6)
These blocks are registered to Florian Kolb but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 37.114.37.0/24 /24 | authorized for AS47637 — INFERNA LIMITED |
| 37.114.46.0/24 /24 | authorized for AS57433 — intercolo GmbH |
| 37.114.50.0/24 /24 | authorized for AS57433 — intercolo GmbH |
| 176.100.36.0/24 /24 | authorized for AS47637 — INFERNA LIMITED |
| 176.100.39.0/24 /24 | authorized for AS57433 — intercolo GmbH |
| 45.142.106.0/24 /24 | authorized for AS207695 — Mario Kurz trading as LUME Solutions |
NIC Handles
AS58087
DATALIX-MNT
DUMY-RIPE
DUMY-RIPE
GHOSTNET-MNT
MNT-INTERCOLO
MOS-IP-MNT
ORG-DA1371-RIPE
SBMT
dataflair-mnt