| IPv4 | 81.2.192.0/18 (81.2.192.0 - 81.2.255.255) | Tchéquie | * | * | 04/04/2002 00:00:00 | RIPENCC |
| IPv4 | 185.28.100.0/22 (185.28.100.0 - 185.28.103.255) | Tchéquie | * | * | 12/06/2013 00:00:00 | RIPENCC |
| IPv4 | 185.129.136.0/22 (185.129.136.0 - 185.129.139.255) | Tchéquie | * | * | 02/12/2015 00:00:00 | RIPENCC |
| IPv4 | 195.181.208.0/20 (195.181.208.0 - 195.181.223.255) | Tchéquie | * | * | 20/03/1997 00:00:00 | RIPENCC |
| IPv6 | 2001:15e8::/29 (2001:15e8:: - 2001:15ef:ffff:ffff:ffff:ffff:ffff:ffff) | Tchéquie | * | * | 26/11/2010 00:00:00 | RIPENCC |
| IPv6 | 2a00:9160::/32 (2a00:9160:: - 2a00:9160:ffff:ffff:ffff:ffff:ffff:ffff) | Tchéquie | * | * | 27/05/2013 00:00:00 | RIPENCC |