Data as of Nov 3, 2026
192.40.72.0/21
No anonymizer space · no proxy exits in 30 daysAnnounced only in parts
Announcement
8 inside
Type
Business
50% of it
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 192.40.72.0/24 since May 2013 | AS5420 | Business | Kemira Oyj | |
| 192.40.73.0/24 since Aug 2017 | AS5420 | Business | Kemira Oyj | |
| 192.40.74.0/24 since Jan 2024 | AS5420 | Business | Kemira Oyj | |
| 192.40.75.0/24 since Aug 2017 | AS5420 | Business | Kemira Oyj | |
| 192.40.76.0/24 since Apr 2024 | AS8075 | Hosting | Kemira Oyj | |
| 192.40.77.0/24 since Apr 2024 | AS8075 | Hosting | Kemira Oyj | |
| 192.40.78.0/24 since Jan 2024 | AS8075 | Hosting | Kemira Oyj | |
| 192.40.79.0/24 since Apr 2022 | AS8075 | Hosting | Kemira Oyj |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
2,048 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 1,024 | 50% | 4 | |
| Hosting | 1,024 | 50% | 4 |