Unzer Group GmbH
GLEIF verified
LEI
529900FH4338XV1EJ812
Registered name
Unzer Group GmbH
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 6 · 2,043 IPv4 addresses |
| All fragments | 19 blocks across 8 clusters |
| Cluster ID | 210217105 |
| Registry | RIPE |
| Owner jurisdiction | DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 529900FH4338XV1EJ812 |
| Shared handles | clustered on 5 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
4 weekly snapshots · JSON
6
0 netblocks since 2026-07-05
2026-07-05
peak 6
2026-07-19
IP Ranges (6)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 37.221.72.0/22 | Unzer Group GmbH | RIPE | ALLOCATED PA | ● low |
| 37.221.72.0/24 | Unzer Group GmbH | RIPE | ASSIGNED PA | ● low |
| 37.221.73.0/24 | Unzer Group GmbH | RIPE | ASSIGNED PA | ● low |
| 37.221.74.0/24 | Unzer Group GmbH | RIPE | ASSIGNED PA | ● low |
| 37.221.75.0/24 | Unzer Group GmbH | RIPE | ASSIGNED PA | ● low |
| 2a09:ea00::/32 | Unzer Group GmbH | RIPE | ALLOCATED-BY-RIR | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “Unzer” — often
per-country or per-system registrations of the same brand, occasionally a different
organisation sharing the name. Not counted in this organisation's own footprint.
- UNZER-POS-HAMBURG-NET 4 blocks
- UNZER-POS-GRASBRUNN-NET 2 blocks
- UNZER-FRANKFURT-AM-MAIN-NET 2 blocks
- UNZER-HEIDELBERG-NET 2 blocks
- unzer-aws-eu-c1-pool 1 blocks
- unzer-aws-eu-c1-netcore 1 blocks
- unzer-aws-eu-c1-shscore 1 blocks
Sub-allocations under carriers
IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own
naming convention, not a direct registration.
- KUNZERICHARD-HWY-AT via A1 Telekom Austria AG sub-allocation
- AKIS-LUNZER sub-allocation
- Munzer Intellectual Property NET 1 via GlobalConnect A/S sub-allocation
- LUNZERDEGLER-HWY-AT via A1 Telekom Austria AG sub-allocation
- Therapietechnik-Punzer via T-Mobile Austria GmbH sub-allocation
- unzer-aws-eu-c1-netcore via Amazon.com, Inc. sub-allocation
- unzer-aws-eu-c1-shscore via Amazon.com, Inc. sub-allocation
Network trust
what's this?
RPKI hygiene: B
how networks compare →
83.3%
of checked blocks have valid RPKI ROA coverage
(5 of 6)
Possible discrepancies (5)
These blocks are registered to Unzer Group GmbH 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.
| 37.221.72.0/22 /22 | authorized for AS14618 — Amazon.com, Inc. |
| 37.221.72.0/24 /24 | authorized for AS16509 — Amazon.com, Inc. |
| 37.221.73.0/24 /24 | authorized for AS14618 — Amazon.com, Inc. |
| 37.221.74.0/24 /24 | authorized for AS14618 — Amazon.com, Inc. |
| 37.221.75.0/24 /24 | authorized for AS14618 — Amazon.com, Inc. |
NIC Handles
DUMY-RIPE
DUMY-RIPE
ORG-HSG12-RIPE
RIPE-NCC-HM-MNT
unzer-de-mnt