Data as of Nov 8, 2026
37.221.75.0/24
No anonymizer space · no proxy exits in 30 daysUnzer Group GmbH
Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Aug 2026
from AS16509 Amazon.com, Inc.
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 37.221.72.0/22 | 1,024 | DE-UNZER-20181112 | Unzer Group GmbH (ORG-HSG12-RIPE) · DE | ALLOCATED PA | Nov 12, 2018 | abuse@ |
| └ 37.221.75.0/24 | 256 | unzer-aws-eu-c1-pool4 | Unzer Group GmbH (ORG-HSG12-RIPE) · DE | ASSIGNED PA | Nov 6, 2023 | abuse@ |
Network & registry
Registry
Holder
- Organization
- Unzer Group GmbH
- Handle
- ORG-HSG12-RIPE
- Range
- 37.
221. 72. 0/ 22 - Registration type
- ALLOCATED PA
- Record created
- Nov 12, 2018
Origin network
AS208089
DE
- Name
- Unzer Group GmbH
- Type
- Business
- Registered
- Oct 4, 2019
- Domain
- unzer.com
- Industry
- Retail Stores, Wholesale, and E-commerce Sites
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Oct 2020
- Current origin since
- Aug 2026 · 3 mo
- Origin networks
- 2
- Last change of origin
- Aug 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 37.221.72.0/22 | AS14618 | /24 | RIPE | Another network |
| 37.221.72.0/22 | AS16509 | /24 | RIPE | Another network |
| 37.221.72.0/22 | AS208089 | /24 | RIPE | RPKI valid |
Whois
Registration for this announcement
- Range
- 37.
221. 75. 0/ 24 - Netname
- unzer-aws-eu-c1-pool4
- Registrant
- Unzer Group GmbH
- Registrant country
- DE
- Organization
- Unzer Group GmbH (ORG-HSG12-RIPE)
- Org country
- DE
- Type
- ASSIGNED PA
- Created
- Nov 6, 2023
- Updated
- Nov 6, 2023
- Maintainer
- unzer-de-mnt
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Nov 12, 2018
- Status
- assigned
Report abuse
Abuse contact
- abuse@
unzer. com - Name
- Abuse-C Role
- Handle
- AR48523-RIPE