Data as of Nov 8, 2026
37.221.72.0/22
No anonymizer space · no proxy exits in 30 daysAnnounced only in parts
Announcement
4 inside
Type
Business
50% of it
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 37.221.72.0/24 since Oct 2020 | AS16509 | Hosting | Unzer Group GmbH | |
| 37.221.73.0/24 since Dec 2020 | AS16509 | Hosting | Unzer Group GmbH | |
| 37.221.74.0/24 since Aug 2026 | AS208089 | Business | Unzer Group GmbH | |
| 37.221.75.0/24 since Aug 2026 | AS208089 | Business | Unzer Group GmbH |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
1,024 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 512 | 50% | 2 | |
| Hosting | 512 | 50% | 2 |