| CZ-JETSYSTEMS-20041213 | ||||
| 85.93.160.0 — 85.93.191.255 | Czech Republic | 85.93.160.0/19 | 8192 | |
| CZ-JETSYSTEMS-20100407 | ||||
| 178.22.112.0 — 178.22.119.255 | Czech Republic | 178.22.112.0/21 | 2048 | |
| CZ-JETSYSTEMS-20140708 | ||||
| 185.63.24.0 — 185.63.27.255 | Czech Republic | 185.63.24.0/22 | 1024 | |
| CZ-JETSYSTEMS-20170110 | ||||
| 185.184.252.0 — 185.184.253.255 | Czech Republic | 185.184.252.0/23 | 512 | |
| CZ-JETSYSTEMS-20140516 | ||||
| 185.57.228.0 — 185.57.229.255 | Czech Republic | 185.57.228.0/23 | 512 | |
| SPRINTEL | ||||
| 85.93.160.0 — 85.93.160.255 | Sprintel s.r.o. Olomouc | Czech Republic | 85.93.160.0/24 | 256 |
| 212.4.152.216 — 212.4.152.223 | Sprintel s.r.o. | Czech Republic | 212.4.152.216/29 | 8 |
| CZ-JETSYSTEMS-20141027 | ||||
| 2a05:4d00:: — 2a05:4d07:ffff:ffff:ffff:ffff:ffff:ffff | Czech Republic | 2a05:4d00::/29 | 299 | |
| CZ-JETSYSTEMS-20110714 | ||||
| 2a02:5480:: — 2a02:5480:ffff:ffff:ffff:ffff:ffff:ffff | Czech Republic | 2a02:5480::/32 | 296 | |
