| # | Date | Res | Prefix(es) | From | To | Units | Nets | Tags | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2020-05-07 | IPV4 | ⊂ 212.11.64.0/24 | RIPE Gradwell Communications Limited |
→ | RIPECalypso IT Services GmbH | 256 addr | 1 | PA |
| 2 | 2021-08-26 | IPV4 | ⊂ 31.25.11.0/24 | RIPESci-Teq Limited | → | RIPECalypso IT Services GmbH | 256 addr | 1 | PA |
| 3 | 2022-03-28 | IPV4 | 192.42.65.0/24 | RIPECalypso IT Services GmbH | → | RIPE ScaleUp Technologies GmbH & Co. KG |
256 addr | 1 | PA |
| 4 | 2024-12-13 | IPV4 | 192.40.69.0/24 | RIPECalypso IT Services GmbH | → | RIPEReiber Holding GmbH |
256 addr | 1 | PA |
| 5 | 2025-01-24 | IPV4 | 192.35.206.0/24 | RIPECalypso IT Services GmbH | → | RIPE Hani Hussein trading as KernelHost |
256 addr | 1 | PA |
| 6 | 2025-01-24 | IPV4 | 31.25.11.0/24 | RIPECalypso IT Services GmbH | → | RIPEReiber Holding GmbH |
256 addr | 1 | PA |
| 7 | 2025-04-16 | IPV4 | 212.11.64.0/24 | RIPECalypso IT Services GmbH | → | RIPEGlobal-Data System IT Corporation | 256 addr | 1 | PA |
| 8 | 2025-06-06 | IPV4 | 192.42.253.0/24 | RIPECalypso IT Services GmbH | → | RIPEMetdesk Ltd |
256 addr | 1 | PA |