| IPv4 | 77.240.176.0/20 (77.240.176.0 - 77.240.191.255) | Tchéquie | * | * | 18/01/2007 00:00:00 | RIPENCC |
| IPv4 | 81.19.0.0/20 (81.19.0.0 - 81.19.15.255) | Tchéquie | * | * | 22/01/2002 00:00:00 | RIPENCC |
| IPv4 | 85.132.144.0/20 (85.132.144.0 - 85.132.159.255) | Tchéquie | * | * | 07/12/2004 00:00:00 | RIPENCC |
| IPv4 | 95.129.96.0/21 (95.129.96.0 - 95.129.103.255) | Tchéquie | * | * | 16/02/2009 00:00:00 | RIPENCC |
| IPv4 | 185.146.4.0/22 (185.146.4.0 - 185.146.7.255) | Tchéquie | * | * | 05/04/2016 00:00:00 | RIPENCC |
| IPv6 | 2a02:e98::/29 (2a02:e98:: - 2a02:e9f:ffff:ffff:ffff:ffff:ffff:ffff) | Tchéquie | * | * | 13/05/2009 00:00:00 | RIPENCC |