ASN Information - AS16246

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General Information

Name: O2 Czech Republic, A.S.
Domain: o2.cz
Country: CZ
Type: isp
Registry: RIPE_NCC

Prefix Counts

IPv4 Count: 135,424
IPv6 Count: 950,737,950,171,172,051,122,527,404,032

IPv4 Prefixes

CIDR Country Network Name Organization Registry Status Size
77.87.232.0/21 CZ CZ-NEJ O2 Czech Republic, A.S. RIPE_NCC ASSIGNED PI 2,048
78.108.144.0/21 CZ MC-PORUBANET-2013-2-ASS1 PorubaNET RIPE_NCC ASSIGNED PA 2,048
78.108.152.0/21 CZ PORUBANET-ASS2 Assignment for Porubanet's Fo Customers RIPE_NCC ASSIGNED PA 2,048
82.150.160.0/19 CZ RIONET CustomersPeers RIPE_NCC ASSIGNED PA 8,192
86.63.192.0/19 CZ CLNET RIONET RIPE_NCC ASSIGNED PA 8,192
91.197.116.0/22 CZ CZ-NEJ O2 Czech Republic, A.S. RIPE_NCC ASSIGNED PI 1,024
92.240.160.0/19 CZ RIOMEDIA RIOMEDIA RIPE_NCC ASSIGNED PA 8,192
94.74.192.0/18 CZ CZ-CZNET-20080717 O2 Czech Republic, A.S. RIPE_NCC ALLOCATED PA 16,384
95.143.128.0/20 CZ LTnet Ltnet.cz Infrastructure RIPE_NCC ASSIGNED PA 4,096
176.98.96.0/20 CZ CZ-CZNET-20111013 O2 Czech Republic, A.S. RIPE_NCC ALLOCATED PA 4,096
178.17.96.0/20 CZ NEJCZ_CATR NEJCZ CATR RIPE_NCC ASSIGNED PA 4,096
185.15.252.0/22 CZ SPORKNET Sporknet S.R.O. RIPE_NCC ASSIGNED PA 1,024
185.175.11.0/24 CZ CZ-PASKOV-NET-1 Spolek Paskov.net RIPE_NCC SUB-ALLOCATED PA 256
188.175.0.0/16 CZ RIOMEDIA Riomedia Frydek Mistek RIPE_NCC ASSIGNED PA 65,536
213.180.32.0/19 CZ RIONET Riomedia Network Prague RIPE_NCC ASSIGNED PA 8,192

IPv6 Prefixes

CIDR Country Network Name Organization Registry Status
2a00:1e60::/32 CZ CZ-CZNET-20100407 O2 Czech Republic, A.S. RIPE_NCC ALLOCATED-BY-RIR
2a00:d480::/32 CZ CZ-CZNET-20110527 O2 Czech Republic, A.S. RIPE_NCC ALLOCATED-BY-RIR
2a02:350::/29 CZ RioNET Nej.cz S.R.O. RIPE_NCC ALLOCATED-BY-LIR
2a03:b4c0::/32 CZ SPORKNET Sporknet S.R.O. RIPE_NCC ASSIGNED
2a0d:187::/32 CZ CZ-PASKOV-NET-1 CZ-PASKOV-NET-1 RIPE_NCC ALLOCATED-BY-LIR