| CZ-BLUE4-20070130 | ||||
| 77.236.192.0 — 77.236.223.255 | Czech Republic | 77.236.192.0/19 | 8192 | |
| CZ-BLUE4-20110107 | ||||
| 46.253.96.0 — 46.253.111.255 | Czech Republic | 46.253.96.0/20 | 4096 | |
| CZ-BLUE4-20181109 | ||||
| 37.44.208.0 — 37.44.211.255 | Czech Republic | 37.44.208.0/22 | 1024 | |
| CZ-BLUE4-20160115 | ||||
| 185.134.160.0 — 185.134.163.255 | Czech Republic | 185.134.160.0/22 | 1024 | |
| 2a06:ed40:: — 2a06:ed47:ffff:ffff:ffff:ffff:ffff:ffff | Czech Republic | 2a06:ed40::/29 | 299 | |
| CZ-BLUE4-20111115 | ||||
| 2a03:f280:: — 2a03:f287:ffff:ffff:ffff:ffff:ffff:ffff | Czech Republic | 2a03:f280::/29 | 299 | |
| CZ-BLUE4-20190717 | ||||
| 2a0e:5340:: — 2a0e:5347:ffff:ffff:ffff:ffff:ffff:ffff | Czech Republic | 2a0e:5340::/29 | 299 | |
