| IPv4 | 37.44.16.0/20 (37.44.16.0 - 37.44.31.255) | Tchéquie | * | * | 09/01/2012 00:00:00 | RIPENCC |
| IPv4 | 37.143.112.0/21 (37.143.112.0 - 37.143.119.255) | Tchéquie | * | * | 02/03/2012 00:00:00 | RIPENCC |
| IPv4 | 91.233.208.0/22 (91.233.208.0 - 91.233.211.255) | Tchéquie | * | * | 16/12/2011 00:00:00 | RIPENCC |
| IPv4 | 94.142.232.0/21 (94.142.232.0 - 94.142.239.255) | Tchéquie | * | * | 14/01/2009 00:00:00 | RIPENCC |
| IPv4 | 178.248.248.0/21 (178.248.248.0 - 178.248.255.255) | Tchéquie | * | * | 14/05/2010 00:00:00 | RIPENCC |
| IPv4 | 185.75.116.0/22 (185.75.116.0 - 185.75.119.255) | Tchéquie | * | * | 31/10/2014 00:00:00 | RIPENCC |
| IPv6 | 2a01:6b40::/32 (2a01:6b40:: - 2a01:6b40:ffff:ffff:ffff:ffff:ffff:ffff) | Tchéquie | * | * | 18/06/2012 00:00:00 | RIPENCC |
| IPv6 | 2a03:a900::/32 (2a03:a900:: - 2a03:a900:ffff:ffff:ffff:ffff:ffff:ffff) | Tchéquie | * | * | 13/04/2011 00:00:00 | RIPENCC |