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Major IP Address Blocks For Czech Republic
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In the following table, you can find all major IP addresses blocks allocated for Czech Republic.
Most of these IP blocks are assigned for Internet providers and hosting companies.
You can click the column header in order to sort the list by another field.
If you want to find the IP addresses blocks of other countries, click here.
If you want to download this IP addresses list in comma-separated values file (csv), click here.
| 128.0.176.0 | 128.0.191.255 | 4096 | 14/09/12 | PODA a.s. | | 91.245.96.0 | 91.245.127.255 | 8192 | 20/08/12 | | | 151.249.128.0 | 151.249.255.255 | 32768 | 20/08/12 | ALFA TELECOM s.r.o. | | 81.161.80.0 | 81.161.95.255 | 4096 | 16/07/12 | | | 81.161.64.0 | 81.161.79.255 | 4096 | 16/07/12 | | | 176.122.32.0 | 176.122.47.255 | 4096 | 10/07/12 | | | 5.102.48.0 | 5.102.63.255 | 4096 | 27/06/12 | CMS Consulting s.r.o. | | 91.106.240.0 | 91.106.255.255 | 4096 | 25/06/12 | PODA a.s. | | 5.59.0.0 | 5.59.255.255 | 65536 | 04/06/12 | CoProSys a.s. | | 176.118.208.0 | 176.118.223.255 | 4096 | 01/06/12 | Emerald Real Group s.r.o. | | 176.114.240.0 | 176.114.255.255 | 4096 | 18/04/12 | | | 37.235.96.0 | 37.235.111.255 | 4096 | 17/04/12 | SuperNetwork s.r.o. | | 37.221.240.0 | 37.221.255.255 | 4096 | 10/04/12 | ISP Alliance a.s. | | 37.188.128.0 | 37.188.255.255 | 32768 | 20/03/12 | O2 Czech Republic, a.s. | | 212.109.176.0 | 212.109.191.255 | 4096 | 05/03/12 | PODA a.s. | | 37.77.224.0 | 37.77.255.255 | 8192 | 03/02/12 | Wic-Net, s.r.o. | | 37.48.0.0 | 37.48.63.255 | 16384 | 23/01/12 | T-Mobile Czech Republic a.s. | | 37.44.16.0 | 37.44.31.255 | 4096 | 09/01/12 | Matrigo s.r.o. | | 176.103.224.0 | 176.103.239.255 | 4096 | 23/12/11 | | | 81.162.192.0 | 81.162.207.255 | 4096 | 07/12/11 | | | 164.215.112.0 | 164.215.127.255 | 4096 | 25/11/11 | PODA a.s. | | 176.102.128.0 | 176.102.159.255 | 8192 | 25/11/11 | Libli s.r.o. | | 176.102.96.0 | 176.102.111.255 | 4096 | 23/11/11 | | | 158.255.16.0 | 158.255.31.255 | 4096 | 14/11/11 | Vladislav Heczko PE | | 176.101.144.0 | 176.101.159.255 | 4096 | 09/11/11 | | | 176.98.96.0 | 176.98.111.255 | 4096 | 13/10/11 | | | 188.227.128.0 | 188.227.159.255 | 8192 | 16/09/11 | Ignum Telekomunikace s.r.o. | | 176.12.112.0 | 176.12.127.255 | 4096 | 14/09/11 | Sauron CZ s.r.o. | | 79.110.32.0 | 79.110.47.255 | 4096 | 13/09/11 | | | 149.255.64.0 | 149.255.95.255 | 8192 | 19/08/11 | FDLnet.CZ, s.r.o. | | 176.96.224.0 | 176.96.255.255 | 8192 | 15/08/11 | Emerald Real Group s.r.o. | | 146.120.0.0 | 146.120.255.255 | 65536 | 12/07/11 | ALFA TELECOM s.r.o. | | 146.158.0.0 | 146.158.127.255 | 32768 | 12/07/11 | ALFA TELECOM s.r.o. | | 89.22.64.0 | 89.22.95.255 | 8192 | 11/07/11 | | | 141.170.128.0 | 141.170.191.255 | 16384 | 01/07/11 | UPC Ceska Republica, s.r.o. | | 31.132.16.0 | 31.132.31.255 | 4096 | 16/06/11 | | | 176.74.128.0 | 176.74.159.255 | 8192 | 15/06/11 | NetDataComm, s.r.o. | | 176.62.224.0 | 176.62.239.255 | 4096 | 09/06/11 | IP4ISP z.s.p.o | | 31.222.0.0 | 31.222.15.255 | 4096 | 12/05/11 | Radovan Ochvat trading as SAO Computers | | 31.192.64.0 | 31.192.95.255 | 8192 | 20/04/11 | Net-Connect s.r.o. | | 31.169.128.0 | 31.169.255.255 | 32768 | 29/03/11 | UPC Ceska Republica, s.r.o. | | 31.47.96.0 | 31.47.111.255 | 4096 | 22/03/11 | FreeTel, s.r.o. | | 31.31.224.0 | 31.31.255.255 | 8192 | 21/03/11 | SATT a.s. | | 31.30.0.0 | 31.30.255.255 | 65536 | 15/03/11 | Vodafone Czech Republic a.s. | | 31.28.128.0 | 31.28.159.255 | 8192 | 28/02/11 | PODA a.s. | | 188.191.48.0 | 188.191.63.255 | 4096 | 18/02/11 | | | 46.229.112.0 | 46.229.127.255 | 4096 | 15/02/11 | Alberon Letohrad s.r.o | | 31.148.0.0 | 31.148.255.255 | 65536 | 11/02/11 | ALFA TELECOM s.r.o. | | 46.234.160.0 | 46.234.191.255 | 8192 | 10/02/11 | TRINITY CZECH REPUBLIC, s.r.o. | | 46.234.96.0 | 46.234.127.255 | 8192 | 10/02/11 | SuperNetwork s.r.o. | | 46.228.16.0 | 46.228.31.255 | 4096 | 03/02/11 | ORKA systems, s.r.o. | | 46.173.192.0 | 46.173.207.255 | 4096 | 26/01/11 | | | 46.253.96.0 | 46.253.111.255 | 4096 | 07/01/11 | Internet2 s.r.o. | | 46.252.224.0 | 46.252.239.255 | 4096 | 27/12/10 | JaroNet s.r.o. | | 46.149.112.0 | 46.149.127.255 | 4096 | 23/12/10 | | | 46.167.192.0 | 46.167.255.255 | 16384 | 21/12/10 | UPC Ceska Republica, s.r.o. | | 46.39.160.0 | 46.39.191.255 | 8192 | 15/12/10 | SMART Comp. a.s. | | 46.23.128.0 | 46.23.143.255 | 4096 | 08/12/10 | NEOS v.o.s. | | 46.23.48.0 | 46.23.63.255 | 4096 | 02/12/10 | United Networks SE | | 46.135.0.0 | 46.135.255.255 | 65536 | 11/11/10 | Vodafone Czech Republic a.s. | | 217.28.80.0 | 217.28.95.255 | 4096 | 05/11/10 | FIBER Network s.r.o. | | 46.36.32.0 | 46.36.63.255 | 8192 | 25/10/10 | GTT a.s. | | 46.47.128.0 | 46.47.191.255 | 16384 | 22/10/10 | PODA a.s. | | 212.79.96.0 | 212.79.111.255 | 4096 | 18/10/10 | FreeTel, s.r.o. | | 79.142.144.0 | 79.142.159.255 | 4096 | 08/10/10 | Core4Net, s.r.o. | | 46.13.0.0 | 46.13.255.255 | 65536 | 24/09/10 | T-Mobile Czech Republic a.s. | | 46.33.96.0 | 46.33.127.255 | 8192 | 31/08/10 | INFOS Art, s.r.o. | | 194.12.32.0 | 194.12.47.255 | 4096 | 18/08/10 | | | 178.238.32.0 | 178.238.47.255 | 4096 | 12/07/10 | Master Internet s.r.o. | | 78.157.128.0 | 78.157.159.255 | 8192 | 04/06/10 | PODA a.s. | | 178.209.128.0 | 178.209.159.255 | 8192 | 03/06/10 | Dragon Internet a.s. | | 217.196.112.0 | 217.196.127.255 | 4096 | 14/05/10 | Libli s.r.o. | | 178.77.192.0 | 178.77.255.255 | 16384 | 21/04/10 | UPC Ceska Republica, s.r.o. | | 80.92.240.0 | 80.92.255.255 | 4096 | 20/04/10 | LAM plus s.r.o. | | 178.17.80.0 | 178.17.95.255 | 4096 | 18/03/10 | Libli s.r.o. | | 178.72.192.0 | 178.72.255.255 | 16384 | 18/03/10 | Nej.cz s.r.o. | | 178.17.96.0 | 178.17.111.255 | 4096 | 18/03/10 | CATR spol. s r.o. | | 178.17.0.0 | 178.17.15.255 | 4096 | 11/03/10 | UVT Internet s.r.o. | | 109.231.128.0 | 109.231.191.255 | 16384 | 08/03/10 | TechCom s.r.o. | | 109.202.64.0 | 109.202.95.255 | 8192 | 15/02/10 | TETA s.r.o. | | 62.201.16.0 | 62.201.31.255 | 4096 | 08/02/10 | a-net Liberec s.r.o. | | 109.239.64.0 | 109.239.79.255 | 4096 | 03/02/10 | CentroNet a.s. | | 109.238.208.0 | 109.238.223.255 | 4096 | 28/01/10 | Planet A, a.s. | | 109.238.32.0 | 109.238.47.255 | 4096 | 20/01/10 | ha-vel internet s.r.o. | | 109.224.64.0 | 109.224.127.255 | 16384 | 08/01/10 | M.NET STUDENKA s. r. o. | | 217.16.176.0 | 217.16.191.255 | 4096 | 08/12/09 | VSHosting s.r.o. | | 109.75.144.0 | 109.75.159.255 | 4096 | 20/11/09 | T-Mobile Czech Republic a.s. | | 109.75.0.0 | 109.75.15.255 | 4096 | 13/11/09 | AVX Czech republic s.r.o | | 109.108.96.0 | 109.108.127.255 | 8192 | 27/10/09 | OMEGA tech s.r.o. | | 109.107.192.0 | 109.107.223.255 | 8192 | 21/10/09 | Vodafone Czech Republic a.s. | | 109.123.192.0 | 109.123.255.255 | 16384 | 20/10/09 | Casablanca INT | | 109.73.208.0 | 109.73.223.255 | 4096 | 16/10/09 | KHnet.info, z.s. | | 109.164.0.0 | 109.164.127.255 | 32768 | 14/10/09 | SITKOM spol. s r.o. | | 95.140.240.0 | 95.140.255.255 | 4096 | 05/10/09 | ABLE agency, s.r.o. | | 109.183.0.0 | 109.183.255.255 | 65536 | 29/09/09 | T-Mobile Czech Republic a.s. | | 109.105.32.0 | 109.105.63.255 | 8192 | 14/09/09 | itself s.r.o. | | 109.72.0.0 | 109.72.15.255 | 4096 | 04/09/09 | INTERNET Pb, spol. s r.o. | | 95.143.128.0 | 95.143.143.255 | 4096 | 25/08/09 | ISP Alliance a.s. | | 188.75.128.0 | 188.75.191.255 | 16384 | 24/08/09 | JON.CZ s.r.o. | | 188.175.0.0 | 188.175.255.255 | 65536 | 24/08/09 | Nej.cz s.r.o. | | 188.246.96.0 | 188.246.127.255 | 8192 | 18/08/09 | SychrovNET s.r.o | | 188.244.48.0 | 188.244.63.255 | 4096 | 31/07/09 | InterneXt 2000, s.r.o. | | 95.142.112.0 | 95.142.127.255 | 4096 | 31/07/09 | | | 109.80.0.0 | 109.81.255.255 | 131072 | 10/07/09 | O2 Czech Republic, a.s. | | 78.111.112.0 | 78.111.127.255 | 4096 | 29/06/09 | ISP Alliance a.s. | | 188.122.192.0 | 188.122.223.255 | 8192 | 04/06/09 | Magnalink, a.s. | | 188.116.64.0 | 188.116.127.255 | 16384 | 04/06/09 | SELECT SYSTEM, s.r.o. | | 80.243.96.0 | 80.243.111.255 | 4096 | 27/05/09 | CentroNet a.s. | | 188.120.192.0 | 188.120.223.255 | 8192 | 05/05/09 | IP4ISP z.s.p.o | | 188.134.128.0 | 188.134.255.255 | 32768 | 28/04/09 | PODA a.s. | | 82.144.128.0 | 82.144.159.255 | 8192 | 14/04/09 | KABELOVA TELEVIZE CZ s.r.o. | | 217.194.160.0 | 217.194.175.255 | 4096 | 02/04/09 | O2 Czech Republic, a.s. | | 95.173.192.0 | 95.173.223.255 | 8192 | 10/03/09 | AQUA,a.s. | | 217.29.0.0 | 217.29.15.255 | 4096 | 06/03/09 | NETAIR s.r.o. | | 95.173.64.0 | 95.173.95.255 | 8192 | 05/03/09 | ha-vel internet s.r.o. | | 217.197.32.0 | 217.197.47.255 | 4096 | 27/02/09 | MIRAMO spol. s.r.o. | | 95.168.192.0 | 95.168.223.255 | 8192 | 07/01/09 | SuperNetwork s.r.o. | | 95.85.192.0 | 95.85.255.255 | 16384 | 31/12/08 | METRONET s.r.o. | | 94.230.144.0 | 94.230.159.255 | 4096 | 24/12/08 | AIRWAYNET, a.s. | | 95.82.128.0 | 95.82.191.255 | 16384 | 11/12/08 | SMART Comp. a.s. | | 217.30.64.0 | 217.30.79.255 | 4096 | 10/12/08 | Planet A, a.s. | | 95.46.0.0 | 95.47.255.255 | 131072 | 01/12/08 | ALFA TELECOM s.r.o. | | 95.80.192.0 | 95.80.255.255 | 16384 | 26/11/08 | Dial Telecom, a.s. | | 217.170.96.0 | 217.170.111.255 | 4096 | 21/11/08 | Libli s.r.o. | | 94.229.80.0 | 94.229.95.255 | 4096 | 13/11/08 | MASTER IT Technologies, a.s. | | 94.242.64.0 | 94.242.127.255 | 16384 | 17/10/08 | PODA a.s. | | 80.90.128.0 | 80.90.143.255 | 4096 | 07/10/08 | Libli s.r.o. | | 94.241.64.0 | 94.241.127.255 | 16384 | 29/09/08 | Nordic Telecom s.r.o | | 94.138.96.0 | 94.138.127.255 | 8192 | 22/09/08 | CoProSys a.s. | | 213.129.128.0 | 213.129.159.255 | 8192 | 26/08/08 | SOFTEX NCP, s.r.o. | | 83.167.224.0 | 83.167.255.255 | 8192 | 21/08/08 | Master Internet s.r.o. | | 94.74.192.0 | 94.74.255.255 | 16384 | 17/07/08 | Nej.cz s.r.o. | | 94.112.0.0 | 94.113.255.255 | 131072 | 09/07/08 | UPC Ceska Republica, s.r.o. | | 62.109.128.0 | 62.109.159.255 | 8192 | 03/07/08 | Ignum s.r.o. | | 212.4.128.0 | 212.4.159.255 | 8192 | 11/06/08 | itself s.r.o. | | 93.185.96.0 | 93.185.111.255 | 4096 | 06/06/08 | VSHosting s.r.o. | | 93.185.48.0 | 93.185.63.255 | 4096 | 05/06/08 | ha-vel internet s.r.o. | | 93.185.0.0 | 93.185.15.255 | 4096 | 04/06/08 | C2NET s.r.o. | | 93.91.240.0 | 93.91.255.255 | 4096 | 21/05/08 | Core4Net, s.r.o. | | 93.91.144.0 | 93.91.159.255 | 4096 | 16/05/08 | ISP Alliance a.s. | | 93.153.0.0 | 93.153.127.255 | 32768 | 07/05/08 | T-Mobile Czech Republic a.s. | | 93.91.48.0 | 93.91.63.255 | 4096 | 02/05/08 | inet4 s.r.o. | | 93.181.64.0 | 93.181.127.255 | 16384 | 28/04/08 | PODA a.s. | | 93.90.160.0 | 93.90.175.255 | 4096 | 23/04/08 | Vodafone Czech Republic a.s. | | 93.89.144.0 | 93.89.159.255 | 4096 | 09/04/08 | GRADACE, spol. s r.o. | | 93.89.96.0 | 93.89.111.255 | 4096 | 04/04/08 | SychrovNET s.r.o | | 93.170.0.0 | 93.171.255.255 | 131072 | 20/03/08 | ALFA TELECOM s.r.o. | | 93.99.0.0 | 93.99.255.255 | 65536 | 25/02/08 | UPC Ceska Republica, s.r.o. | | 92.38.0.0 | 92.38.127.255 | 32768 | 01/02/08 | ALFA TELECOM s.r.o. | | 92.63.48.0 | 92.63.63.255 | 4096 | 31/01/08 | NEW TELEKOM, spol. s r.o. | | 92.243.192.0 | 92.243.223.255 | 8192 | 30/01/08 | O2 Czech Republic, a.s. | | 92.62.224.0 | 92.62.239.255 | 4096 | 28/01/08 | STARNET, s.r.o. | | 78.108.176.0 | 78.108.191.255 | 4096 | 27/12/07 | | | 92.61.80.0 | 92.61.95.255 | 4096 | 18/12/07 | Libli s.r.o. | | 213.155.32.0 | 213.155.63.255 | 8192 | 07/12/07 | Fortech s.r.o. | | 92.253.128.0 | 92.253.255.255 | 32768 | 03/12/07 | ALFA TELECOM s.r.o. | | 92.240.160.0 | 92.240.191.255 | 8192 | 23/11/07 | Nej.cz s.r.o. | | 79.141.240.0 | 79.141.255.255 | 4096 | 26/10/07 | M-SOFT, spol. s r.o. | | 79.127.128.0 | 79.127.255.255 | 32768 | 25/09/07 | Ipex Ltd. | | 78.157.160.0 | 78.157.191.255 | 8192 | 30/08/07 | SilesNet s.r.o. | | 78.110.208.0 | 78.110.223.255 | 4096 | 20/08/07 | METRONET s.r.o. | | 78.156.128.0 | 78.156.159.255 | 8192 | 16/08/07 | OptoNet Communication, spol. s.r.o. | | 78.156.32.0 | 78.156.63.255 | 8192 | 09/08/07 | RETE internet, s.r.o. | | 78.108.96.0 | 78.108.111.255 | 4096 | 18/06/07 | FreeTel, s.r.o. | | 78.102.0.0 | 78.102.255.255 | 65536 | 04/06/07 | UPC Ceska Republica, s.r.o. | | 91.139.0.0 | 91.139.127.255 | 32768 | 22/05/07 | T-Mobile Czech Republic a.s. | | 77.93.192.0 | 77.93.223.255 | 8192 | 18/05/07 | Master Internet s.r.o. | | 78.136.128.0 | 78.136.191.255 | 16384 | 09/05/07 | Nordic Telecom s.r.o | | 77.92.192.0 | 77.92.223.255 | 8192 | 09/05/07 | InterneXt 2000, s.r.o. | | 89.24.128.0 | 89.24.255.255 | 32768 | 04/05/07 | T-Mobile Czech Republic a.s. | | 78.44.0.0 | 78.45.255.255 | 131072 | 13/04/07 | UPC Ceska Republica, s.r.o. | | 78.128.128.0 | 78.128.255.255 | 32768 | 10/04/07 | CESNET z.s.p.o. | | 78.80.128.0 | 78.80.255.255 | 32768 | 22/03/07 | T-Mobile Czech Republic a.s. | | 78.80.0.0 | 78.80.127.255 | 32768 | 22/03/07 | T-Mobile Czech Republic a.s. | | 77.78.64.0 | 77.78.127.255 | 16384 | 27/02/07 | Casablanca INT | | 77.242.80.0 | 77.242.95.255 | 4096 | 27/02/07 | Nej.cz s.r.o. | | 77.237.128.0 | 77.237.159.255 | 8192 | 02/02/07 | WMS s.r.o. | | 77.236.192.0 | 77.236.223.255 | 8192 | 30/01/07 | Edera Group a.s. | | 77.240.176.0 | 77.240.191.255 | 4096 | 18/01/07 | FASTER CZ spol. s r.o. | | 77.240.96.0 | 77.240.111.255 | 4096 | 10/01/07 | Druzstvo EUROSIGNAL | | 77.104.192.0 | 77.104.255.255 | 16384 | 28/11/06 | CoProSys a.s. | | 77.48.0.0 | 77.48.255.255 | 65536 | 23/11/06 | UPC Ceska Republica, s.r.o. | | 91.187.32.0 | 91.187.63.255 | 8192 | 16/11/06 | Libli s.r.o. | | 89.221.208.0 | 89.221.223.255 | 4096 | 11/10/06 | WEDOS Internet, a.s. | | 90.176.32.0 | 90.176.63.255 | 8192 | 17/09/06 | O2 Czech Republic, a.s. | | 90.180.0.0 | 90.183.255.255 | 262144 | 17/09/06 | O2 Czech Republic, a.s. | | 90.176.64.0 | 90.176.127.255 | 16384 | 17/09/06 | O2 Czech Republic, a.s. | | 90.176.128.0 | 90.176.255.255 | 32768 | 17/09/06 | O2 Czech Republic, a.s. | | 90.178.0.0 | 90.179.255.255 | 131072 | 17/09/06 | O2 Czech Republic, a.s. | | 90.177.0.0 | 90.177.255.255 | 65536 | 17/09/06 | O2 Czech Republic, a.s. | | 89.250.240.0 | 89.250.255.255 | 4096 | 23/08/06 | SITEL spol. s r.o. | | 89.250.96.0 | 89.250.111.255 | 4096 | 09/08/06 | innogy Ceska republika a.s | | 89.29.0.0 | 89.29.127.255 | 32768 | 19/07/06 | PODA a.s. | | 89.248.240.0 | 89.248.255.255 | 4096 | 14/07/06 | hkfree.org z.s. | | 81.201.48.0 | 81.201.63.255 | 4096 | 20/06/06 | FreeTel, s.r.o. | | 89.239.0.0 | 89.239.31.255 | 8192 | 09/06/06 | GREPA Networks s.r.o. | | 89.190.64.0 | 89.190.95.255 | 8192 | 06/06/06 | N-SYS s.r.o. | | 89.190.48.0 | 89.190.63.255 | 4096 | 06/06/06 | itself s.r.o. | | 81.200.48.0 | 81.200.63.255 | 4096 | 01/06/06 | Nej.cz s.r.o. | | 89.235.0.0 | 89.235.63.255 | 16384 | 30/05/06 | Dial Telecom, a.s. | | 89.24.0.0 | 89.24.127.255 | 32768 | 11/05/06 | T-Mobile Czech Republic a.s. | | 89.233.128.0 | 89.233.191.255 | 16384 | 10/05/06 | T-Mobile Czech Republic a.s. | | 81.92.144.0 | 81.92.159.255 | 4096 | 03/05/06 | CoProSys a.s. | | 89.187.128.0 | 89.187.159.255 | 8192 | 28/04/06 | Coolhousing s.r.o. | | 89.187.160.0 | 89.187.191.255 | 8192 | 28/04/06 | DataCamp s.r.o. | | 89.203.128.0 | 89.203.255.255 | 32768 | 27/04/06 | CD-Telematika a.s. | | 81.91.208.0 | 81.91.223.255 | 4096 | 27/04/06 | OvaNet, a.s. | | 81.91.80.0 | 81.91.95.255 | 4096 | 25/04/06 | Web4U s.r.o. | | 89.111.64.0 | 89.111.127.255 | 16384 | 25/04/06 | Telco Pro Services, a. s. | | 81.90.240.0 | 81.90.255.255 | 4096 | 21/04/06 | ABAK, Co.Ltd. | | 89.185.224.0 | 89.185.255.255 | 8192 | 12/04/06 | Master Internet s.r.o. | | 81.28.16.0 | 81.28.31.255 | 4096 | 16/03/06 | Verizon Czech s.r.o. | | 89.176.0.0 | 89.177.255.255 | 131072 | 16/03/06 | UPC Ceska Republica, s.r.o. | | 81.25.16.0 | 81.25.31.255 | 4096 | 27/02/06 | Cerberos s.r.o. | | 89.102.0.0 | 89.103.255.255 | 131072 | 24/02/06 | UPC Ceska Republica, s.r.o. | | 88.86.96.0 | 88.86.127.255 | 8192 | 14/02/06 | SuperNetwork s.r.o. | | 88.83.224.0 | 88.83.255.255 | 8192 | 11/01/06 | itself s.r.o. | | 88.83.160.0 | 88.83.191.255 | 8192 | 09/01/06 | O2 Czech Republic, a.s. | | 88.146.128.0 | 88.146.255.255 | 32768 | 23/12/05 | UPC Ceska Republica, s.r.o. | | 88.146.0.0 | 88.146.127.255 | 32768 | 20/12/05 | Dial Telecom, a.s. | | 88.81.64.0 | 88.81.95.255 | 8192 | 02/12/05 | Libli s.r.o. | | 80.251.240.0 | 80.251.255.255 | 4096 | 21/11/05 | Libli s.r.o. | | 88.208.64.0 | 88.208.127.255 | 16384 | 28/10/05 | Dial Telecom, a.s. | | 88.100.0.0 | 88.103.255.255 | 262144 | 04/10/05 | O2 Czech Republic, a.s. | | 87.249.128.0 | 87.249.159.255 | 8192 | 30/08/05 | TTNET s.r.o. | | 80.95.240.0 | 80.95.255.255 | 4096 | 12/08/05 | T-Mobile Czech Republic a.s. | | 86.63.192.0 | 86.63.223.255 | 8192 | 29/06/05 | Nej.cz s.r.o. | | 80.250.16.0 | 80.250.31.255 | 4096 | 27/06/05 | WIA spol. s.r.o. | | 85.239.224.0 | 85.239.255.255 | 8192 | 23/06/05 | Casablanca INT | | 85.239.64.0 | 85.239.95.255 | 8192 | 16/06/05 | ANECT a.s. | | 86.61.128.0 | 86.61.255.255 | 32768 | 20/05/05 | PODA a.s. | | 80.87.176.0 | 80.87.191.255 | 4096 | 20/05/05 | Libli s.r.o. | | 86.49.0.0 | 86.49.255.255 | 65536 | 21/04/05 | UPC Ceska Republica, s.r.o. | | 80.82.144.0 | 80.82.159.255 | 4096 | 11/04/05 | CoProSys a.s. | | 85.13.64.0 | 85.13.127.255 | 16384 | 29/03/05 | CD-Telematika a.s. | | 80.79.16.0 | 80.79.31.255 | 4096 | 16/03/05 | Master Internet s.r.o. | | 80.78.144.0 | 80.78.159.255 | 4096 | 16/03/05 | itself s.r.o. | | 85.207.0.0 | 85.207.255.255 | 65536 | 17/01/05 | RADIOKOMUNIKACE a.s. | | 85.193.0.0 | 85.193.63.255 | 16384 | 16/12/04 | O2 Czech Republic, a.s. | | 85.135.0.0 | 85.135.127.255 | 32768 | 16/12/04 | PODA a.s. | | 85.93.160.0 | 85.93.191.255 | 8192 | 13/12/04 | Sprintel s.r.o. | | 85.93.96.0 | 85.93.127.255 | 8192 | 09/12/04 | Dial Telecom, a.s. | | 85.132.192.0 | 85.132.255.255 | 16384 | 07/12/04 | Ipex Ltd. | | 85.132.160.0 | 85.132.191.255 | 8192 | 07/12/04 | Ipex Ltd. | | 85.132.144.0 | 85.132.159.255 | 4096 | 07/12/04 | FASTER CZ spol. s r.o. | | 85.92.32.0 | 85.92.63.255 | 8192 | 02/12/04 | InterneXt 2000, s.r.o. | | 217.198.112.0 | 217.198.127.255 | 4096 | 15/11/04 | ZONER software, a.s | | 85.70.0.0 | 85.71.255.255 | 131072 | 02/11/04 | O2 Czech Republic, a.s. | | 85.160.0.0 | 85.161.255.255 | 131072 | 25/10/04 | O2 Czech Republic, a.s. | | 85.162.0.0 | 85.163.255.255 | 131072 | 25/10/04 | Ceska Telekomunikacni Infrastruktura a.s | | 217.197.144.0 | 217.197.159.255 | 4096 | 21/10/04 | Libli s.r.o. | | 217.196.208.0 | 217.196.223.255 | 4096 | 13/10/04 | MIRAMO spol. s.r.o. | | 213.192.0.0 | 213.192.63.255 | 16384 | 01/10/04 | UPC Ceska Republica, s.r.o. | | 84.42.128.0 | 84.42.255.255 | 32768 | 14/09/04 | UPC Ceska Republica, s.r.o. | | 84.21.96.0 | 84.21.127.255 | 8192 | 13/09/04 | PODA a.s. | | 84.19.64.0 | 84.19.95.255 | 8192 | 19/08/04 | Cesky Bezdrat, s.r.o. | | 217.169.176.0 | 217.169.191.255 | 4096 | 04/08/04 | Spinoco Czech Republic, a.s. | | 217.168.208.0 | 217.168.223.255 | 4096 | 22/07/04 | TRIOPTIMUM s.r.o. | | 84.244.64.0 | 84.244.127.255 | 16384 | 21/07/04 | RADIOKOMUNIKACE a.s. | | 84.16.96.0 | 84.16.127.255 | 8192 | 14/07/04 | PODA a.s. | | 84.242.64.0 | 84.242.127.255 | 16384 | 28/06/04 | UPC Ceska Republica, s.r.o. | | 83.69.32.0 | 83.69.63.255 | 8192 | 25/05/04 | O2 Czech Republic, a.s. | | 80.65.176.0 | 80.65.191.255 | 4096 | 19/04/04 | Moravia IT s.r.o. | | 160.218.0.0 | 160.218.255.255 | 65536 | 05/04/04 | O2 Czech Republic, a.s. | | 160.216.0.0 | 160.216.255.255 | 65536 | 05/04/04 | | | 160.217.0.0 | 160.217.255.255 | 65536 | 05/04/04 | | | 83.240.0.0 | 83.240.127.255 | 32768 | 11/03/04 | SMART Comp. a.s. | | 83.208.0.0 | 83.208.255.255 | 65536 | 02/03/04 | O2 Czech Republic, a.s. | | 83.148.0.0 | 83.148.63.255 | 16384 | 24/02/04 | Dial Telecom, a.s. | | 82.119.240.0 | 82.119.255.255 | 4096 | 18/02/04 | Dial Telecom, a.s. | | 82.117.128.0 | 82.117.159.255 | 8192 | 09/02/04 | CD-Telematika a.s. | | 217.117.208.0 | 217.117.223.255 | 4096 | 02/02/04 | O2 Czech Republic, a.s. | | 217.115.240.0 | 217.115.255.255 | 4096 | 15/01/04 | AVONET, s.r.o. | | 213.29.0.0 | 213.29.255.255 | 65536 | 08/01/04 | T-Mobile Czech Republic a.s. | | 82.114.192.0 | 82.114.223.255 | 8192 | 02/01/04 | Nej.cz s.r.o. | | 82.100.0.0 | 82.100.63.255 | 16384 | 12/12/03 | Dial Telecom, a.s. | | 82.99.128.0 | 82.99.191.255 | 16384 | 12/12/03 | RADIOKOMUNIKACE a.s. | | 82.113.32.0 | 82.113.63.255 | 8192 | 11/12/03 | Dial Telecom, a.s. | | 69.94.64.0 | 69.94.79.255 | 4096 | 19/11/03 | AVAST Software s.r.o. | | 217.75.208.0 | 217.75.223.255 | 4096 | 07/10/03 | ISP Alliance a.s. | | 82.209.0.0 | 82.209.63.255 | 16384 | 29/09/03 | PODA a.s. | | 213.19.0.0 | 213.19.127.255 | 32768 | 26/09/03 | Fortech s.r.o. | | 82.202.0.0 | 82.202.63.255 | 16384 | 23/09/03 | TS-Data s.r.o. | | 82.202.64.0 | 82.202.127.255 | 16384 | 23/09/03 | CD-Telematika a.s. | | 82.208.0.0 | 82.208.63.255 | 16384 | 16/09/03 | Casablanca INT | | 82.142.64.0 | 82.142.127.255 | 16384 | 05/09/03 | Vodafone Czech Republic a.s. | | 82.150.160.0 | 82.150.191.255 | 8192 | 25/08/03 | Nej.cz s.r.o. | | 217.31.48.0 | 217.31.63.255 | 4096 | 10/06/03 | Ignum s.r.o. | | 62.240.160.0 | 62.240.191.255 | 8192 | 26/05/03 | UPC Ceska Republica, s.r.o. | | 62.204.224.0 | 62.204.255.255 | 8192 | 09/05/03 | TTNET s.r.o. | | 217.64.0.0 | 217.64.15.255 | 4096 | 05/05/03 | GiTy, a.s. | | 213.168.176.0 | 213.168.191.255 | 4096 | 08/04/03 | Dragon Internet a.s. | | 213.216.32.0 | 213.216.63.255 | 8192 | 01/04/03 | PODA a.s. | | 213.226.192.0 | 213.226.207.255 | 4096 | 31/03/03 | BECO Link,spol.s.r.o. | | 213.226.224.0 | 213.226.255.255 | 8192 | 31/03/03 | M-SOFT, spol. s r.o. | | 213.226.208.0 | 213.226.223.255 | 4096 | 31/03/03 | OMEGA plus Chrudim s.r.o. | | 213.211.32.0 | 213.211.63.255 | 8192 | 27/03/03 | itself s.r.o. | | 213.220.192.0 | 213.220.255.255 | 16384 | 06/03/03 | UPC Ceska Republica, s.r.o. | | 213.250.192.0 | 213.250.255.255 | 16384 | 28/02/03 | Fortech s.r.o. | | 213.194.192.0 | 213.194.207.255 | 4096 | 20/02/03 | Kabelova televize Koprivnice, s.r.o. | | 213.194.224.0 | 213.194.255.255 | 8192 | 20/02/03 | TKR Jasek, s.r.o. | | 62.209.192.0 | 62.209.255.255 | 16384 | 30/01/03 | T-Mobile Czech Republic a.s. | | 213.155.224.0 | 213.155.255.255 | 8192 | 30/01/03 | OpavaNet a.s. Czech Republic | | 62.129.32.0 | 62.129.63.255 | 8192 | 24/01/03 | PODA a.s. | | 213.191.96.0 | 213.191.127.255 | 8192 | 11/12/02 | Dial Telecom, a.s. | | 81.19.32.0 | 81.19.47.255 | 4096 | 10/12/02 | CD-Telematika a.s. | | 213.235.64.0 | 213.235.127.255 | 16384 | 14/11/02 | TS-Data s.r.o. | | 212.158.128.0 | 212.158.159.255 | 8192 | 06/09/02 | RADIOKOMUNIKACE a.s. | | 81.95.96.0 | 81.95.111.255 | 4096 | 03/09/02 | ACTIVE 24, s.r.o. | | 80.95.112.0 | 80.95.127.255 | 4096 | 29/08/02 | Vodafone Czech Republic a.s. | | 217.31.192.0 | 217.31.207.255 | 4096 | 27/08/02 | CZ.NIC, z.s.p.o. | | 213.195.192.0 | 213.195.255.255 | 16384 | 15/07/02 | ha-vel internet s.r.o. | | 81.90.160.0 | 81.90.175.255 | 4096 | 04/07/02 | O2 Czech Republic, a.s. | | 80.188.0.0 | 80.188.255.255 | 65536 | 13/06/02 | O2 Czech Republic, a.s. | | 81.31.32.0 | 81.31.47.255 | 4096 | 28/05/02 | Master Internet s.r.o. | | 81.30.224.0 | 81.30.255.255 | 8192 | 27/05/02 | ha-vel internet s.r.o. | | 81.27.192.0 | 81.27.207.255 | 4096 | 15/04/02 | UPC Ceska Republica, s.r.o. | | 81.2.192.0 | 81.2.255.255 | 16384 | 04/04/02 | INTERNET CZ, a.s. | | 217.66.176.0 | 217.66.191.255 | 4096 | 25/01/02 | ha-vel internet s.r.o. | | 81.19.0.0 | 81.19.15.255 | 4096 | 22/01/02 | FASTER CZ spol. s r.o. | | 62.245.64.0 | 62.245.127.255 | 16384 | 03/01/02 | UPC Ceska Republica, s.r.o. | | 81.0.192.0 | 81.0.255.255 | 16384 | 14/12/01 | Casablanca INT | | 80.250.0.0 | 80.250.15.255 | 4096 | 29/11/01 | WIA spol. s.r.o. | | 62.177.64.0 | 62.177.127.255 | 16384 | 15/10/01 | Dial Telecom, a.s. | | 80.95.96.0 | 80.95.111.255 | 4096 | 05/10/01 | Vodafone Czech Republic a.s. | | 80.83.64.0 | 80.83.79.255 | 4096 | 30/07/01 | K-net Technical International Group, s.r.o. | | 62.77.64.0 | 62.77.127.255 | 16384 | 05/07/01 | T-Mobile Czech Republic a.s. | | 217.11.240.0 | 217.11.255.255 | 4096 | 22/06/01 | Casablanca INT | | 80.74.32.0 | 80.74.47.255 | 4096 | 18/06/01 | Ceska Telekomunikacni Infrastruktura a.s | | 62.4.112.0 | 62.4.127.255 | 4096 | 11/06/01 | Dial Telecom, a.s. | | 194.149.96.0 | 194.149.127.255 | 8192 | 28/05/01 | T-Mobile Czech Republic a.s. | | 213.168.160.0 | 213.168.175.255 | 4096 | 25/05/01 | Ipex Ltd. | | 217.195.160.0 | 217.195.175.255 | 4096 | 24/04/01 | CentroNet a.s. | | 213.180.32.0 | 213.180.63.255 | 8192 | 18/01/01 | Nej.cz s.r.o. | | 213.175.32.0 | 213.175.63.255 | 8192 | 12/01/01 | Dial Telecom, a.s. | | 217.112.160.0 | 217.112.175.255 | 4096 | 12/01/01 | AVONET, s.r.o. | | 217.77.160.0 | 217.77.175.255 | 4096 | 04/12/00 | Vodafone Czech Republic a.s. | | 217.69.96.0 | 217.69.111.255 | 4096 | 17/11/00 | Masarykova univerzita - Ustav vypocetni techniky | | 217.66.160.0 | 217.66.175.255 | 4096 | 06/11/00 | ha-vel internet s.r.o. | | 213.235.128.0 | 213.235.191.255 | 16384 | 29/08/00 | CD-Telematika a.s. | | 217.11.224.0 | 217.11.239.255 | 4096 | 23/08/00 | Casablanca INT | | 212.90.224.0 | 212.90.255.255 | 8192 | 31/07/00 | TS-Data s.r.o. | | 195.122.192.0 | 195.122.223.255 | 8192 | 20/07/00 | Dial Telecom, a.s. | | 62.141.0.0 | 62.141.31.255 | 8192 | 12/07/00 | T-Mobile Czech Republic a.s. | | 62.84.128.0 | 62.84.159.255 | 8192 | 23/06/00 | T-Mobile Czech Republic a.s. | | 62.80.64.0 | 62.80.95.255 | 8192 | 22/06/00 | | | 62.40.64.0 | 62.40.95.255 | 8192 | 14/06/00 | Verizon Czech s.r.o. | | 62.24.64.0 | 62.24.95.255 | 8192 | 14/06/00 | UPC Ceska Republica, s.r.o. | | 213.210.128.0 | 213.210.191.255 | 16384 | 02/05/00 | T-Mobile Czech Republic a.s. | | 213.151.64.0 | 213.151.95.255 | 8192 | 06/04/00 | Dial Telecom, a.s. | | 212.65.224.0 | 212.65.255.255 | 8192 | 25/01/00 | T-Mobile Czech Republic a.s. | | 212.11.96.0 | 212.11.127.255 | 8192 | 06/09/99 | CD-Telematika a.s. | | 212.20.96.0 | 212.20.127.255 | 8192 | 16/08/99 | Dial Telecom, a.s. | | 212.96.160.0 | 212.96.191.255 | 8192 | 07/07/99 | itself s.r.o. | | 212.71.160.0 | 212.71.191.255 | 8192 | 22/06/99 | Ipex Ltd. | | 212.65.192.0 | 212.65.223.255 | 8192 | 01/06/99 | T-Mobile Czech Republic a.s. | | 212.67.64.0 | 212.67.95.255 | 8192 | 26/01/99 | T-Mobile Czech Republic a.s. | | 212.80.64.0 | 212.80.95.255 | 8192 | 12/01/99 | Dial Telecom, a.s. | | 212.71.128.0 | 212.71.159.255 | 8192 | 10/12/98 | Ipex Ltd. | | 212.111.0.0 | 212.111.31.255 | 8192 | 12/11/98 | InterneXt 2000, s.r.o. | | 212.27.192.0 | 212.27.223.255 | 8192 | 31/08/98 | Dial Telecom, a.s. | | 212.20.64.0 | 212.20.95.255 | 8192 | 31/07/98 | Mopos Communications A.S. | | 212.24.128.0 | 212.24.159.255 | 8192 | 15/04/98 | Dial Telecom, a.s. | | 212.47.0.0 | 212.47.31.255 | 8192 | 02/04/98 | T-Mobile Czech Republic a.s. | | 194.228.32.0 | 194.228.63.255 | 8192 | 03/10/97 | O2 Czech Republic, a.s. | | 194.228.64.0 | 194.228.127.255 | 16384 | 03/10/97 | O2 Czech Republic, a.s. | | 194.228.128.0 | 194.228.255.255 | 32768 | 03/10/97 | O2 Czech Republic, a.s. | | 195.146.96.0 | 195.146.127.255 | 8192 | 08/09/97 | CD-Telematika a.s. | | 195.22.32.0 | 195.22.63.255 | 8192 | 19/06/97 | T-Mobile Czech Republic a.s. | | 193.150.128.0 | 193.150.151.255 | 6144 | 10/06/97 | | | 195.128.192.0 | 195.128.223.255 | 8192 | 23/05/97 | Dial Telecom, a.s. | | 62.44.0.0 | 62.44.31.255 | 8192 | 23/05/97 | Dial Telecom, a.s. | | 62.168.0.0 | 62.168.63.255 | 16384 | 07/05/97 | T-Mobile Czech Republic a.s. | | 195.181.208.0 | 195.181.223.255 | 4096 | 20/03/97 | INTERNET CZ, a.s. | | 195.144.96.0 | 195.144.127.255 | 8192 | 18/03/97 | T-Mobile Czech Republic a.s. | | 195.113.0.0 | 195.113.255.255 | 65536 | 17/03/97 | CESNET z.s.p.o. | | 195.178.64.0 | 195.178.95.255 | 8192 | 26/02/97 | CESNET z.s.p.o. | | 195.250.128.0 | 195.250.159.255 | 8192 | 07/01/97 | Dial Telecom, a.s. | | 195.47.0.0 | 195.47.127.255 | 32768 | 10/12/96 | T-Mobile Czech Republic a.s. | | 195.39.0.0 | 195.39.127.255 | 32768 | 02/12/96 | T-Mobile Czech Republic a.s. | | 195.70.128.0 | 195.70.159.255 | 8192 | 08/11/96 | T-Mobile Czech Republic a.s. | | 193.165.0.0 | 193.165.255.255 | 65536 | 21/03/96 | PODA a.s. | | 194.213.224.0 | 194.213.255.255 | 8192 | 30/01/96 | Dial Telecom, a.s. | | 194.213.32.0 | 194.213.63.255 | 8192 | 26/01/96 | T-Mobile Czech Republic a.s. | | 194.228.0.0 | 194.228.31.255 | 8192 | 12/01/96 | O2 Czech Republic, a.s. | | 194.213.192.0 | 194.213.223.255 | 8192 | 11/01/96 | T-Mobile Czech Republic a.s. | | 194.212.0.0 | 194.212.255.255 | 65536 | 14/12/95 | T-Mobile Czech Republic a.s. | | 193.179.0.0 | 193.179.255.255 | 65536 | 08/08/95 | T-Mobile Czech Republic a.s. | | 194.108.32.0 | 194.108.63.255 | 8192 | 12/01/95 | T-Mobile Czech Republic a.s. | | 194.108.128.0 | 194.108.255.255 | 32768 | 01/01/95 | T-Mobile Czech Republic a.s. | | 194.108.64.0 | 194.108.127.255 | 16384 | 01/01/95 | T-Mobile Czech Republic a.s. | | 194.108.0.0 | 194.108.31.255 | 8192 | 03/11/94 | T-Mobile Czech Republic a.s. | | 193.86.0.0 | 193.86.255.255 | 65536 | 20/06/94 | T-Mobile Czech Republic a.s. | | 199.40.0.0 | 199.41.255.255 | 131072 | 28/10/93 | | | 193.84.144.0 | 193.84.159.255 | 4096 | 01/09/93 | | | 193.84.192.0 | 193.84.223.255 | 8192 | 01/09/93 | | | 193.84.160.0 | 193.84.175.255 | 4096 | 01/09/93 | | | 193.84.32.0 | 193.84.47.255 | 4096 | 01/09/93 | | | 193.85.0.0 | 193.85.255.255 | 65536 | 01/09/93 | T-Mobile Czech Republic a.s. | | 198.141.0.0 | 198.141.255.255 | 65536 | 19/04/93 | | | 165.72.0.0 | 165.72.255.255 | 65536 | 19/04/93 | | | 158.196.0.0 | 158.196.255.255 | 65536 | 03/02/93 | | | 147.229.0.0 | 147.229.255.255 | 65536 | 11/01/93 | Brno University of Technology | | 158.194.0.0 | 158.194.255.255 | 65536 | 08/12/92 | | | 147.231.0.0 | 147.231.255.255 | 65536 | 25/11/92 | | | 156.137.0.0 | 156.137.255.255 | 65536 | 10/06/92 | | | 147.230.0.0 | 147.230.255.255 | 65536 | 03/03/92 | | | 147.228.0.0 | 147.228.255.255 | 65536 | 03/03/92 | | | 147.251.0.0 | 147.251.255.255 | 65536 | 02/08/91 | | | 147.32.0.0 | 147.32.255.255 | 65536 | 18/06/91 | | | 147.33.0.0 | 147.33.255.255 | 65536 | 18/06/91 | | | 146.102.0.0 | 146.102.255.255 | 65536 | 05/02/91 | | | 137.98.0.0 | 137.98.255.255 | 65536 | 15/11/89 |
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