| IPv4 | 190.10.0.0/19 (190.10.0.0 - 190.10.31.255) | Costa Rica | * | * | 24/01/2006 00:00:00 | LACNIC |
| IPv4 | 190.10.32.0/19 (190.10.32.0 - 190.10.63.255) | Costa Rica | * | * | 07/03/2007 00:00:00 | LACNIC |
| IPv4 | 190.10.64.0/18 (190.10.64.0 - 190.10.127.255) | Costa Rica | * | * | 07/03/2007 00:00:00 | LACNIC |
| IPv4 | 190.171.0.0/18 (190.171.0.0 - 190.171.63.255) | Costa Rica | * | * | 23/06/2010 00:00:00 | LACNIC |
| IPv4 | 190.241.0.0/18 (190.241.0.0 - 190.241.63.255) | Costa Rica | * | * | 07/03/2008 00:00:00 | LACNIC |
| IPv4 | 190.241.64.0/18 (190.241.64.0 - 190.241.127.255) | Costa Rica | * | * | 12/06/2009 00:00:00 | LACNIC |
| IPv4 | 190.241.128.0/17 (190.241.128.0 - 190.241.255.255) | Costa Rica | * | * | 21/10/2008 00:00:00 | LACNIC |
| IPv4 | 196.40.0.0/18 (196.40.0.0 - 196.40.63.255) | Costa Rica | * | * | 05/10/1998 00:00:00 | LACNIC |
| IPv4 | 196.40.64.0/19 (196.40.64.0 - 196.40.95.255) | Costa Rica | * | * | 05/10/1998 00:00:00 | LACNIC |
| IPv4 | 200.122.128.0/19 (200.122.128.0 - 200.122.159.255) | Costa Rica | * | * | 21/01/2004 00:00:00 | LACNIC |
| IPv4 | 200.122.160.0/19 (200.122.160.0 - 200.122.191.255) | Costa Rica | * | * | 24/01/2006 00:00:00 | LACNIC |
| IPv6 | 2001:13d8::/32 (2001:13d8:: - 2001:13d8:ffff:ffff:ffff:ffff:ffff:ffff) | Costa Rica | * | * | 28/09/2005 00:00:00 | LACNIC |