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.
| 193.84.160.0 | 193.84.175.255 | 4096 | 01/09/93 | |
| 79.110.32.0 | 79.110.47.255 | 4096 | 13/09/11 | |
| 89.22.64.0 | 89.22.95.255 | 8192 | 11/07/11 | |
| 193.84.192.0 | 193.84.223.255 | 8192 | 01/09/93 | |
| 176.101.144.0 | 176.101.159.255 | 4096 | 09/11/11 | |
| 165.72.0.0 | 165.72.255.255 | 65536 | 19/04/93 | |
| 193.84.144.0 | 193.84.159.255 | 4096 | 01/09/93 | |
| 198.141.0.0 | 198.141.255.255 | 65536 | 19/04/93 | |
| 193.84.32.0 | 193.84.47.255 | 4096 | 01/09/93 | |
| 160.217.0.0 | 160.217.255.255 | 65536 | 05/04/04 | |
| 46.173.192.0 | 46.173.207.255 | 4096 | 26/01/11 | |
| 160.216.0.0 | 160.216.255.255 | 65536 | 05/04/04 | |
| 46.149.112.0 | 46.149.127.255 | 4096 | 23/12/10 | |
| 199.40.0.0 | 199.41.255.255 | 131072 | 28/10/93 | |
| 31.132.16.0 | 31.132.31.255 | 4096 | 16/06/11 | |
| 194.12.32.0 | 194.12.47.255 | 4096 | 18/08/10 | |
| 193.164.32.0 | 193.164.79.255 | 12288 | 14/03/96 | |
| 158.196.0.0 | 158.196.255.255 | 65536 | 03/02/93 | |
| 147.251.0.0 | 147.251.255.255 | 65536 | 02/08/91 | |
| 147.32.0.0 | 147.32.255.255 | 65536 | 18/06/91 | |
| 192.124.175.0 | 192.124.191.255 | 4352 | 23/09/91 | |
| 176.114.240.0 | 176.114.255.255 | 4096 | 18/04/12 | |
| 81.161.64.0 | 81.161.79.255 | 4096 | 16/07/12 | |
| 176.122.32.0 | 176.122.47.255 | 4096 | 10/07/12 | |
| 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 | |
| 156.137.0.0 | 156.137.255.255 | 65536 | 10/06/92 | |
| 81.162.192.0 | 81.162.207.255 | 4096 | 07/12/11 | |
| 158.194.0.0 | 158.194.255.255 | 65536 | 08/12/92 | |
| 147.231.0.0 | 147.231.255.255 | 65536 | 25/11/92 | |
| 147.228.0.0 | 147.228.255.255 | 65536 | 03/03/92 | |
| 147.230.0.0 | 147.230.255.255 | 65536 | 03/03/92 | |
| 89.190.64.0 | 89.190.95.255 | 8192 | 06/06/06 | "N_SYS s.r.o." |
| 81.90.240.0 | 81.90.255.255 | 4096 | 21/04/06 | ABAK, Co.Ltd. |
| 95.140.240.0 | 95.140.255.255 | 4096 | 05/10/09 | ABLE agency, s.r.o. |
| 81.95.96.0 | 81.95.111.255 | 4096 | 03/09/02 | ACTIVE 24, s.r.o. |
| 94.230.144.0 | 94.230.159.255 | 4096 | 24/12/08 | AIRWAYNET, a.s. |
| 46.229.112.0 | 46.229.127.255 | 4096 | 15/02/11 | Alberon Letohrad s.r.o |
| 151.249.128.0 | 151.249.255.255 | 32768 | 20/08/12 | ALFA TELECOM s.r.o. |
| 146.120.0.0 | 146.120.255.255 | 65536 | 12/07/11 | ALFA TELECOM s.r.o. |
| 92.253.128.0 | 92.253.255.255 | 32768 | 03/12/07 | ALFA TELECOM s.r.o. |
| 92.38.0.0 | 92.38.127.255 | 32768 | 01/02/08 | ALFA TELECOM s.r.o. |
| 146.158.0.0 | 146.158.127.255 | 32768 | 12/07/11 | ALFA TELECOM s.r.o. |
| 93.170.0.0 | 93.171.255.255 | 131072 | 20/03/08 | ALFA TELECOM s.r.o. |
| 95.46.0.0 | 95.47.255.255 | 131072 | 01/12/08 | ALFA TELECOM s.r.o. |
| 31.148.0.0 | 31.148.255.255 | 65536 | 11/02/11 | ALFA TELECOM s.r.o. |
| 85.239.64.0 | 85.239.95.255 | 8192 | 16/06/05 | ANECT a.s. |
| 62.201.16.0 | 62.201.31.255 | 4096 | 08/02/10 | a-net Liberec s.r.o. |
| 69.94.64.0 | 69.94.79.255 | 4096 | 19/11/03 | AVAST Software s.r.o. |
| 217.112.160.0 | 217.112.175.255 | 4096 | 12/01/01 | AVONET, s.r.o. |
| 217.115.240.0 | 217.115.255.255 | 4096 | 15/01/04 | AVONET, s.r.o. |
| 213.226.192.0 | 213.226.207.255 | 4096 | 31/03/03 | BECO Link,spol.s.r.o. |
| 147.229.0.0 | 147.229.255.255 | 65536 | 11/01/93 | Brno University of Technology |
| 93.185.0.0 | 93.185.15.255 | 4096 | 04/06/08 | C2NET s.r.o. |
| 77.78.96.0 | 77.78.111.255 | 4096 | 27/02/07 | CASABLANCA INT a.s. |
| 195.146.96.0 | 195.146.127.255 | 8192 | 08/09/97 | CD-Telematika a.s. |
| 81.19.32.0 | 81.19.47.255 | 4096 | 10/12/02 | CD-Telematika a.s. |
| 82.202.64.0 | 82.202.127.255 | 16384 | 23/09/03 | CD-Telematika a.s. |
| 212.11.96.0 | 212.11.127.255 | 8192 | 06/09/99 | CD-Telematika a.s. |
| 213.235.128.0 | 213.235.191.255 | 16384 | 29/08/00 | CD-Telematika a.s. |
| 85.13.64.0 | 85.13.127.255 | 16384 | 29/03/05 | CD-Telematika a.s. |
| 89.203.128.0 | 89.203.255.255 | 32768 | 27/04/06 | CD-Telematika a.s. |
| 82.117.128.0 | 82.117.159.255 | 8192 | 09/02/04 | CD-Telematika a.s. |
| 85.184.16.0 | 85.184.31.255 | 4096 | 19/11/04 | CD-Telematika a.s. |
| 81.25.16.0 | 81.25.31.255 | 4096 | 27/02/06 | Cerberos s.r.o. |
| 84.19.64.0 | 84.19.95.255 | 8192 | 19/08/04 | Cesky Bezdrat, s.r.o. |
| 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. |
| 78.128.128.0 | 78.128.255.255 | 32768 | 10/04/07 | CESNET z.s.p.o. |
| 85.162.0.0 | 85.163.255.255 | 131072 | 25/10/04 | CETIN a.s. |
| 80.74.32.0 | 80.74.47.255 | 4096 | 18/06/01 | CETIN a.s. |
| 149.255.64.0 | 149.255.95.255 | 8192 | 19/08/11 | Ceznet sro |
| 89.187.128.0 | 89.187.159.255 | 8192 | 28/04/06 | Coolhousing s.r.o. |
| 94.138.96.0 | 94.138.127.255 | 8192 | 22/09/08 | CoProSys a.s. |
| 5.59.0.0 | 5.59.255.255 | 65536 | 04/06/12 | CoProSys a.s. |
| 80.82.144.0 | 80.82.159.255 | 4096 | 11/04/05 | CoProSys a.s. |
| 77.104.192.0 | 77.104.255.255 | 16384 | 28/11/06 | CoProSys a.s. |
| 81.92.144.0 | 81.92.159.255 | 4096 | 03/05/06 | CoProSys a.s. |
| 93.91.240.0 | 93.91.255.255 | 4096 | 21/05/08 | Core4Net, s.r.o. |
| 79.142.144.0 | 79.142.159.255 | 4096 | 08/10/10 | Core4Net, s.r.o. |
| 217.31.192.0 | 217.31.207.255 | 4096 | 27/08/02 | CZ.NIC, z.s.p.o. |
| 89.187.160.0 | 89.187.191.255 | 8192 | 28/04/06 | DataCamp s.r.o. |
| 213.168.176.0 | 213.168.191.255 | 4096 | 08/04/03 | Dragon Internet a.s. |
| 178.209.128.0 | 178.209.159.255 | 8192 | 03/06/10 | Dragon Internet a.s. |
| 77.240.96.0 | 77.240.111.255 | 4096 | 10/01/07 | Druzstvo EUROSIGNAL |
| 46.253.96.0 | 46.253.111.255 | 4096 | 07/01/11 | Edera Group a.s. |
| 77.236.192.0 | 77.236.223.255 | 8192 | 30/01/07 | Edera Group a.s. |
| 176.96.224.0 | 176.96.255.255 | 8192 | 15/08/11 | Emerald Real Group s.r.o. |
| 176.118.208.0 | 176.118.223.255 | 4096 | 01/06/12 | Emerald Real Group s.r.o. |
| 85.132.144.0 | 85.132.159.255 | 4096 | 07/12/04 | FASTER CZ spol. s r.o. |
| 77.240.176.0 | 77.240.191.255 | 4096 | 18/01/07 | FASTER CZ spol. s r.o. |
| 81.19.0.0 | 81.19.15.255 | 4096 | 22/01/02 | FASTER CZ spol. s r.o. |
| 217.28.80.0 | 217.28.95.255 | 4096 | 05/11/10 | FIBER Network s.r.o. |
| 193.150.128.0 | 193.150.143.255 | 4096 | 10/06/97 | FIBER TELECOM s.r.o. |
| 81.201.48.0 | 81.201.63.255 | 4096 | 20/06/06 | FreeTel, s.r.o. |
| 78.108.96.0 | 78.108.111.255 | 4096 | 18/06/07 | FreeTel, s.r.o. |
| 31.47.96.0 | 31.47.111.255 | 4096 | 22/03/11 | FreeTel, s.r.o. |
| 212.79.96.0 | 212.79.111.255 | 4096 | 18/10/10 | FreeTel, s.r.o. |
| 217.64.0.0 | 217.64.15.255 | 4096 | 05/05/03 | GiTy, a.s. |
| 93.89.144.0 | 93.89.159.255 | 4096 | 09/04/08 | GRADACE, spol. s r.o. |
| 89.239.0.0 | 89.239.31.255 | 8192 | 09/06/06 | GREPA Networks s.r.o. |
| 46.36.32.0 | 46.36.63.255 | 8192 | 25/10/10 | GTT a.s. |
| 95.173.64.0 | 95.173.95.255 | 8192 | 05/03/09 | ha-vel internet s.r.o. |
| 213.195.192.0 | 213.195.255.255 | 16384 | 15/07/02 | ha-vel internet s.r.o. |
| 93.185.48.0 | 93.185.63.255 | 4096 | 05/06/08 | ha-vel internet s.r.o. |
| 81.30.224.0 | 81.30.255.255 | 8192 | 27/05/02 | ha-vel internet s.r.o. |
| 217.66.160.0 | 217.66.175.255 | 4096 | 06/11/00 | ha-vel internet s.r.o. |
| 109.238.32.0 | 109.238.47.255 | 4096 | 20/01/10 | ha-vel internet s.r.o. |
| 217.66.176.0 | 217.66.191.255 | 4096 | 25/01/02 | ha-vel internet s.r.o. |
| 89.248.240.0 | 89.248.255.255 | 4096 | 14/07/06 | hkfree.org z.s. |
| 93.91.48.0 | 93.91.63.255 | 4096 | 02/05/08 | inet4 s.r.o. |
| 46.33.96.0 | 46.33.127.255 | 8192 | 31/08/10 | INFOS Art, s.r.o. |
| 81.2.192.0 | 81.2.255.255 | 16384 | 04/04/02 | INTERNET CZ, a.s. |
| 195.181.208.0 | 195.181.223.255 | 4096 | 20/03/97 | INTERNET CZ, a.s. |
| 188.244.48.0 | 188.244.63.255 | 4096 | 31/07/09 | InterneXt 2000, s.r.o. |
| 213.235.64.0 | 213.235.127.255 | 16384 | 14/11/02 | InterneXt 2000, s.r.o. |
| 212.111.0.0 | 212.111.31.255 | 8192 | 12/11/98 | InterneXt 2000, s.r.o. |
| 85.92.32.0 | 85.92.63.255 | 8192 | 02/12/04 | InterneXt 2000, s.r.o. |
| 212.90.224.0 | 212.90.255.255 | 8192 | 31/07/00 | InterneXt 2000, s.r.o. |
| 77.92.192.0 | 77.92.223.255 | 8192 | 09/05/07 | InterneXt 2000, s.r.o. |
| 82.202.0.0 | 82.202.63.255 | 16384 | 23/09/03 | InterneXt 2000, s.r.o. |
| 188.120.192.0 | 188.120.223.255 | 8192 | 05/05/09 | IP4ISP z.s.p.o |
| 176.62.224.0 | 176.62.239.255 | 4096 | 09/06/11 | IP4ISP z.s.p.o |
| 85.132.160.0 | 85.132.191.255 | 8192 | 07/12/04 | Ipex Ltd. |
| 213.168.160.0 | 213.168.175.255 | 4096 | 25/05/01 | Ipex Ltd. |
| 79.127.128.0 | 79.127.191.255 | 16384 | 25/09/07 | Ipex Ltd. |
| 212.71.160.0 | 212.71.191.255 | 8192 | 22/06/99 | Ipex Ltd. |
| 212.71.128.0 | 212.71.159.255 | 8192 | 10/12/98 | Ipex Ltd. |
| 93.91.144.0 | 93.91.159.255 | 4096 | 16/05/08 | ISP Alliance a.s. |
| 37.221.240.0 | 37.221.255.255 | 4096 | 10/04/12 | ISP Alliance a.s. |
| 217.75.208.0 | 217.75.223.255 | 4096 | 07/10/03 | ISP Alliance a.s. |
| 78.111.112.0 | 78.111.127.255 | 4096 | 29/06/09 | ISP Alliance a.s. |
| 46.252.224.0 | 46.252.239.255 | 4096 | 27/12/10 | JaroNet - services s.r.o. |
| 188.75.128.0 | 188.75.191.255 | 16384 | 24/08/09 | JON.CZ s.r.o. |
| 82.144.128.0 | 82.144.159.255 | 8192 | 14/04/09 | KABELOVA TELEVIZE CZ s.r.o. |
| 213.194.192.0 | 213.194.207.255 | 4096 | 20/02/03 | Kabelova televize Koprivnice, s.r.o. |
| 109.73.208.0 | 109.73.223.255 | 4096 | 16/10/09 | KHnet.info, z.s. |
| 80.83.64.0 | 80.83.79.255 | 4096 | 30/07/01 | K-net Technical International Group, s.r.o. |
| 109.75.0.0 | 109.75.15.255 | 4096 | 13/11/09 | KYOCERA AVX Components s.r.o. |
| 80.92.240.0 | 80.92.255.255 | 4096 | 20/04/10 | LAM plus s.r.o. |
| 109.224.64.0 | 109.224.127.255 | 16384 | 08/01/10 | M.NET STUDENKA s. r. o. |
| 188.122.192.0 | 188.122.223.255 | 8192 | 04/06/09 | Magnalink, a.s. |
| 217.69.96.0 | 217.69.111.255 | 4096 | 17/11/00 | Masarykova univerzita - Ustav vypocetni techniky |
| 81.31.32.0 | 81.31.47.255 | 4096 | 28/05/02 | Master Internet s.r.o. |
| 77.93.192.0 | 77.93.223.255 | 8192 | 18/05/07 | Master Internet s.r.o. |
| 89.185.224.0 | 89.185.255.255 | 8192 | 12/04/06 | Master Internet s.r.o. |
| 178.238.32.0 | 178.238.47.255 | 4096 | 12/07/10 | Master Internet s.r.o. |
| 83.167.224.0 | 83.167.255.255 | 8192 | 21/08/08 | Master Internet s.r.o. |
| 80.79.16.0 | 80.79.31.255 | 4096 | 16/03/05 | Master Internet s.r.o. |
| 94.229.80.0 | 94.229.95.255 | 4096 | 13/11/08 | MASTER IT Technologies, a.s. |
| 37.44.16.0 | 37.44.31.255 | 4096 | 09/01/12 | Matrigo s.r.o. |
| 78.110.208.0 | 78.110.223.255 | 4096 | 20/08/07 | METRONET s.r.o. |
| 95.85.192.0 | 95.85.255.255 | 16384 | 31/12/08 | METRONET s.r.o. |
| 217.197.32.0 | 217.197.47.255 | 4096 | 27/02/09 | MIRAMO spol. s.r.o. |
| 217.196.208.0 | 217.196.223.255 | 4096 | 13/10/04 | MIRAMO spol. s.r.o. |
| 212.20.64.0 | 212.20.95.255 | 8192 | 31/07/98 | Mopos Communications A.S. |
| 80.65.176.0 | 80.65.191.255 | 4096 | 19/04/04 | Moravia IT s.r.o. |
| 213.226.224.0 | 213.226.255.255 | 8192 | 31/03/03 | M-SOFT, spol. s r.o. |
| 79.141.240.0 | 79.141.255.255 | 4096 | 26/10/07 | M-SOFT, spol. s r.o. |
| 82.150.160.0 | 82.150.191.255 | 8192 | 25/08/03 | Nej.cz s.r.o. |
| 213.180.32.0 | 213.180.63.255 | 8192 | 18/01/01 | Nej.cz s.r.o. |
| 80.78.144.0 | 80.78.159.255 | 4096 | 16/03/05 | Nej.cz s.r.o. |
| 82.114.192.0 | 82.114.223.255 | 8192 | 02/01/04 | Nej.cz s.r.o. |
| 109.239.64.0 | 109.239.79.255 | 4096 | 03/02/10 | Nej.cz s.r.o. |
| 178.72.192.0 | 178.72.255.255 | 16384 | 18/03/10 | Nej.cz s.r.o. |
| 83.240.0.0 | 83.240.127.255 | 32768 | 11/03/04 | Nej.cz s.r.o. |
| 212.4.128.0 | 212.4.159.255 | 8192 | 11/06/08 | Nej.cz s.r.o. |
| 178.17.96.0 | 178.17.111.255 | 4096 | 18/03/10 | Nej.cz s.r.o. |
| 217.195.160.0 | 217.195.175.255 | 4096 | 24/04/01 | Nej.cz s.r.o. |
| 46.39.160.0 | 46.39.191.255 | 8192 | 15/12/10 | Nej.cz s.r.o. |
| 77.242.80.0 | 77.242.95.255 | 4096 | 27/02/07 | Nej.cz s.r.o. |
| 88.83.224.0 | 88.83.255.255 | 8192 | 11/01/06 | Nej.cz s.r.o. |
| 89.190.48.0 | 89.190.63.255 | 4096 | 06/06/06 | Nej.cz s.r.o. |
| 213.211.32.0 | 213.211.63.255 | 8192 | 27/03/03 | Nej.cz s.r.o. |
| 212.96.160.0 | 212.96.191.255 | 8192 | 07/07/99 | Nej.cz s.r.o. |
| 95.82.128.0 | 95.82.191.255 | 16384 | 11/12/08 | Nej.cz s.r.o. |
| 94.74.192.0 | 94.74.255.255 | 16384 | 17/07/08 | Nej.cz s.r.o. |
| 213.155.224.0 | 213.155.255.255 | 8192 | 30/01/03 | Nej.cz s.r.o. |
| 81.200.48.0 | 81.200.63.255 | 4096 | 01/06/06 | Nej.cz s.r.o. |
| 86.63.192.0 | 86.63.223.255 | 8192 | 29/06/05 | Nej.cz s.r.o. |
| 109.105.32.0 | 109.105.63.255 | 8192 | 14/09/09 | Nej.cz s.r.o. |
| 95.143.128.0 | 95.143.143.255 | 4096 | 25/08/09 | Nej.cz s.r.o. |
| 109.72.0.0 | 109.72.15.255 | 4096 | 04/09/09 | Nej.cz s.r.o. |
| 188.175.0.0 | 188.175.255.255 | 65536 | 24/08/09 | Nej.cz s.r.o. |
| 92.240.160.0 | 92.240.191.255 | 8192 | 23/11/07 | Nej.cz s.r.o. |
| 80.243.96.0 | 80.243.111.255 | 4096 | 27/05/09 | Nej.cz s.r.o. |
| 176.98.96.0 | 176.98.111.255 | 4096 | 13/10/11 | Nej.cz s.r.o. |
| 46.23.128.0 | 46.23.143.255 | 4096 | 08/12/10 | NEOS v.o.s. |
| 217.29.0.0 | 217.29.15.255 | 4096 | 06/03/09 | NETAIR, s.r.o. |
| 109.248.128.0 | 109.248.191.255 | 16384 | 27/11/09 | NetArt Group s.r.o. |
| 109.248.224.0 | 109.248.255.255 | 8192 | 27/11/09 | NetArt Group s.r.o. |
| 188.130.192.0 | 188.130.223.255 | 8192 | 31/03/09 | NetArt Group s.r.o. |
| 46.8.64.0 | 46.8.95.255 | 8192 | 07/09/10 | NetArt Group s.r.o. |
| 46.8.160.0 | 46.8.175.255 | 4096 | 07/09/10 | NetArt Group s.r.o. |
| 109.248.192.0 | 109.248.207.255 | 4096 | 27/11/09 | NetArt Group s.r.o. |
| 188.130.128.0 | 188.130.191.255 | 16384 | 31/03/09 | NetArt Group s.r.o. |
| 46.8.128.0 | 46.8.159.255 | 8192 | 07/09/10 | NetArt Group s.r.o. |
| 109.248.64.0 | 109.248.127.255 | 16384 | 27/11/09 | NetArt Group s.r.o. |
| 188.130.240.0 | 188.130.255.255 | 4096 | 31/03/09 | NetArt Group s.r.o. |
| 95.182.64.0 | 95.182.127.255 | 16384 | 05/02/09 | NetArt Group s.r.o. |
| 46.8.224.0 | 46.8.255.255 | 8192 | 07/09/10 | NetArt Group s.r.o. |
| 46.8.16.0 | 46.8.31.255 | 4096 | 07/09/10 | NetArt Group s.r.o. |
| 109.248.32.0 | 109.248.63.255 | 8192 | 27/11/09 | NetArt Group s.r.o. |
| 46.8.32.0 | 46.8.63.255 | 8192 | 07/09/10 | NetArt Group s.r.o. |
| 46.8.208.0 | 46.8.223.255 | 4096 | 07/09/10 | NetArt Group s.r.o. |
| 46.8.112.0 | 46.8.127.255 | 4096 | 07/09/10 | NetArt LIR, k.s. |
| 109.248.16.0 | 109.248.31.255 | 4096 | 27/11/09 | NetArt LIR, k.s. |
| 31.192.64.0 | 31.192.95.255 | 8192 | 20/04/11 | Net-Connect s.r.o. |
| 176.74.128.0 | 176.74.159.255 | 8192 | 15/06/11 | NetDataComm, s.r.o. |
| 92.63.48.0 | 92.63.63.255 | 4096 | 31/01/08 | NEW TELEKOM, spol. s r.o. |
| 178.17.80.0 | 178.17.95.255 | 4096 | 18/03/10 | Nordic Telecom Regional s.r.o. |
| 217.196.112.0 | 217.196.127.255 | 4096 | 14/05/10 | Nordic Telecom Regional s.r.o. |
| 5.102.48.0 | 5.102.63.255 | 4096 | 27/06/12 | Nordic Telecom Regional s.r.o. |
| 109.108.96.0 | 109.108.127.255 | 8192 | 27/10/09 | Nordic Telecom Regional s.r.o. |
| 213.250.192.0 | 213.250.255.255 | 16384 | 28/02/03 | Nordic Telecom Regional s.r.o. |
| 217.197.144.0 | 217.197.159.255 | 4096 | 21/10/04 | Nordic Telecom Regional s.r.o. |
| 80.87.176.0 | 80.87.191.255 | 4096 | 20/05/05 | Nordic Telecom Regional s.r.o. |
| 176.102.128.0 | 176.102.159.255 | 8192 | 25/11/11 | Nordic Telecom Regional s.r.o. |
| 213.19.0.0 | 213.19.127.255 | 32768 | 26/09/03 | Nordic Telecom Regional s.r.o. |
| 88.81.64.0 | 88.81.95.255 | 8192 | 02/12/05 | Nordic Telecom Regional s.r.o. |
| 80.251.240.0 | 80.251.255.255 | 4096 | 21/11/05 | Nordic Telecom Regional s.r.o. |
| 213.155.32.0 | 213.155.63.255 | 8192 | 07/12/07 | Nordic Telecom Regional s.r.o. |
| 94.241.64.0 | 94.241.127.255 | 16384 | 29/09/08 | Nordic Telecom Regional s.r.o. |
| 80.90.128.0 | 80.90.143.255 | 4096 | 07/10/08 | Nordic Telecom Regional s.r.o. |
| 92.61.80.0 | 92.61.95.255 | 4096 | 18/12/07 | Nordic Telecom Regional s.r.o. |
| 91.187.32.0 | 91.187.63.255 | 8192 | 16/11/06 | Nordic Telecom Regional s.r.o. |
| 217.170.96.0 | 217.170.111.255 | 4096 | 21/11/08 | Nordic Telecom Regional s.r.o. |
| 78.136.128.0 | 78.136.191.255 | 16384 | 09/05/07 | Nordic Telecom Regional s.r.o. |
| 85.70.0.0 | 85.71.255.255 | 131072 | 02/11/04 | O2 Czech Republic, a.s. |
| 90.180.0.0 | 90.183.255.255 | 262144 | 17/09/06 | O2 Czech Republic, a.s. |
| 85.193.0.0 | 85.193.63.255 | 16384 | 16/12/04 | O2 Czech Republic, a.s. |
| 90.177.0.0 | 90.177.255.255 | 65536 | 17/09/06 | O2 Czech Republic, a.s. |
| 37.188.128.0 | 37.188.255.255 | 32768 | 20/03/12 | O2 Czech Republic, a.s. |
| 85.160.0.0 | 85.161.255.255 | 131072 | 25/10/04 | O2 Czech Republic, a.s. |
| 90.176.64.0 | 90.176.127.255 | 16384 | 17/09/06 | O2 Czech Republic, a.s. |
| 83.208.0.0 | 83.208.255.255 | 65536 | 02/03/04 | O2 Czech Republic, a.s. |
| 83.69.32.0 | 83.69.63.255 | 8192 | 25/05/04 | O2 Czech Republic, a.s. |
| 160.218.0.0 | 160.218.255.255 | 65536 | 05/04/04 | O2 Czech Republic, a.s. |
| 90.178.0.0 | 90.179.255.255 | 131072 | 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. |
| 90.176.32.0 | 90.176.63.255 | 8192 | 17/09/06 | O2 Czech Republic, a.s. |
| 217.117.208.0 | 217.117.223.255 | 4096 | 02/02/04 | O2 Czech Republic, a.s. |
| 92.243.192.0 | 92.243.223.255 | 8192 | 30/01/08 | O2 Czech Republic, a.s. |
| 194.228.0.0 | 194.228.31.255 | 8192 | 12/01/96 | O2 Czech Republic, a.s. |
| 109.80.0.0 | 109.81.255.255 | 131072 | 10/07/09 | O2 Czech Republic, a.s. |
| 194.228.64.0 | 194.228.127.255 | 16384 | 03/10/97 | O2 Czech Republic, a.s. |
| 88.83.160.0 | 88.83.191.255 | 8192 | 09/01/06 | O2 Czech Republic, a.s. |
| 88.100.0.0 | 88.103.255.255 | 262144 | 04/10/05 | O2 Czech Republic, a.s. |
| 217.194.160.0 | 217.194.175.255 | 4096 | 02/04/09 | O2 Czech Republic, a.s. |
| 81.90.160.0 | 81.90.175.255 | 4096 | 04/07/02 | O2 Czech Republic, a.s. |
| 194.228.32.0 | 194.228.63.255 | 8192 | 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. |
| 80.188.0.0 | 80.188.255.255 | 65536 | 13/06/02 | O2 Czech Republic, a.s. |
| 213.226.208.0 | 213.226.223.255 | 4096 | 31/03/03 | OMEGA plus Chrudim s.r.o. |
| 78.156.128.0 | 78.156.159.255 | 8192 | 16/08/07 | OptoNet Communication, spol. s.r.o. |
| 46.228.16.0 | 46.228.31.255 | 4096 | 03/02/11 | ORKA systems, s.r.o. |
| 81.91.208.0 | 81.91.223.255 | 4096 | 27/04/06 | OvaNet, a.s. |
| 91.106.240.0 | 91.106.255.255 | 4096 | 25/06/12 | PODA a.s. |
| 128.0.176.0 | 128.0.191.255 | 4096 | 14/09/12 | PODA a.s. |
| 62.129.32.0 | 62.129.63.255 | 8192 | 24/01/03 | PODA a.s. |
| 193.165.0.0 | 193.165.255.255 | 65536 | 21/03/96 | PODA a.s. |
| 212.109.176.0 | 212.109.191.255 | 4096 | 05/03/12 | PODA a.s. |
| 164.215.112.0 | 164.215.127.255 | 4096 | 25/11/11 | PODA a.s. |
| 213.216.32.0 | 213.216.63.255 | 8192 | 01/04/03 | PODA a.s. |
| 31.28.128.0 | 31.28.159.255 | 8192 | 28/02/11 | PODA a.s. |
| 82.209.0.0 | 82.209.63.255 | 16384 | 29/09/03 | PODA a.s. |
| 94.242.64.0 | 94.242.127.255 | 16384 | 17/10/08 | PODA a.s. |
| 46.47.128.0 | 46.47.191.255 | 16384 | 22/10/10 | PODA a.s. |
| 93.181.64.0 | 93.181.127.255 | 16384 | 28/04/08 | PODA a.s. |
| 89.29.0.0 | 89.29.127.255 | 32768 | 19/07/06 | PODA a.s. |
| 188.134.128.0 | 188.134.255.255 | 32768 | 28/04/09 | PODA a.s. |
| 86.61.128.0 | 86.61.255.255 | 32768 | 20/05/05 | PODA a.s. |
| 85.135.0.0 | 85.135.127.255 | 32768 | 16/12/04 | PODA a.s. |
| 78.157.128.0 | 78.157.159.255 | 8192 | 04/06/10 | PODA a.s. |
| 84.16.96.0 | 84.16.127.255 | 8192 | 14/07/04 | PODA a.s. |
| 84.21.96.0 | 84.21.127.255 | 8192 | 13/09/04 | PODA a.s. |
| 95.173.208.0 | 95.173.223.255 | 4096 | 10/03/09 | PRO-ZETA a.s. |
| 194.213.224.0 | 194.213.255.255 | 8192 | 30/01/96 | Quantcom, a.s. |
| 212.80.64.0 | 212.80.95.255 | 8192 | 12/01/99 | Quantcom, a.s. |
| 212.27.192.0 | 212.27.223.255 | 8192 | 31/08/98 | Quantcom, a.s. |
| 89.235.0.0 | 89.235.63.255 | 16384 | 30/05/06 | Quantcom, a.s. |
| 88.146.0.0 | 88.146.127.255 | 32768 | 20/12/05 | Quantcom, a.s. |
| 88.208.64.0 | 88.208.127.255 | 16384 | 28/10/05 | Quantcom, a.s. |
| 213.191.96.0 | 213.191.127.255 | 8192 | 11/12/02 | Quantcom, a.s. |
| 95.80.192.0 | 95.80.255.255 | 16384 | 26/11/08 | Quantcom, a.s. |
| 62.4.112.0 | 62.4.127.255 | 4096 | 11/06/01 | Quantcom, a.s. |
| 213.151.64.0 | 213.151.95.255 | 8192 | 06/04/00 | Quantcom, a.s. |
| 195.128.192.0 | 195.128.223.255 | 8192 | 23/05/97 | Quantcom, a.s. |
| 213.175.32.0 | 213.175.63.255 | 8192 | 12/01/01 | Quantcom, a.s. |
| 62.44.0.0 | 62.44.31.255 | 8192 | 23/05/97 | Quantcom, a.s. |
| 195.122.192.0 | 195.122.223.255 | 8192 | 20/07/00 | Quantcom, a.s. |
| 212.24.128.0 | 212.24.159.255 | 8192 | 15/04/98 | Quantcom, a.s. |
| 195.250.128.0 | 195.250.159.255 | 8192 | 07/01/97 | Quantcom, a.s. |
| 212.20.96.0 | 212.20.127.255 | 8192 | 16/08/99 | Quantcom, a.s. |
| 62.177.64.0 | 62.177.127.255 | 16384 | 15/10/01 | Quantcom, a.s. |
| 83.148.0.0 | 83.148.63.255 | 16384 | 24/02/04 | Quantcom, a.s. |
| 82.119.240.0 | 82.119.255.255 | 4096 | 18/02/04 | Quantcom, a.s. |
| 85.93.96.0 | 85.93.127.255 | 8192 | 09/12/04 | Quantcom, a.s. |
| 82.113.32.0 | 82.113.63.255 | 8192 | 11/12/03 | Quantcom, a.s. |
| 82.100.0.0 | 82.100.63.255 | 16384 | 12/12/03 | Quantcom, a.s. |
| 212.158.128.0 | 212.158.159.255 | 8192 | 06/09/02 | RADIOKOMUNIKACE a.s. |
| 85.207.0.0 | 85.207.255.255 | 65536 | 17/01/05 | RADIOKOMUNIKACE a.s. |
| 84.244.64.0 | 84.244.127.255 | 16384 | 21/07/04 | RADIOKOMUNIKACE a.s. |
| 82.99.128.0 | 82.99.191.255 | 16384 | 12/12/03 | RADIOKOMUNIKACE a.s. |
| 31.222.0.0 | 31.222.15.255 | 4096 | 12/05/11 | Radovan Ochvat trading as SAO Computers |
| 195.133.64.0 | 195.133.95.255 | 8192 | 15/04/97 | Reliable Communications s.r.o. |
| 195.133.0.0 | 195.133.63.255 | 16384 | 15/04/97 | Reliable Communications s.r.o. |
| 194.87.0.0 | 194.87.127.255 | 32768 | 01/09/94 | Reliable Communications s.r.o. |
| 212.193.0.0 | 212.193.31.255 | 8192 | 12/05/99 | Reliable Communications s.r.o. |
| 194.87.128.0 | 194.87.255.255 | 32768 | 01/09/94 | Reliable Communications s.r.o. |
| 212.192.208.0 | 212.192.223.255 | 4096 | 15/01/98 | Reliable Communications s.r.o. |
| 212.192.240.0 | 212.192.255.255 | 4096 | 15/01/98 | Reliable Communications s.r.o. |
| 62.76.224.0 | 62.76.239.255 | 4096 | 16/06/97 | Reliable Communications s.r.o. |
| 195.58.32.0 | 195.58.63.255 | 8192 | 30/06/97 | Reliable Communications s.r.o. |
| 212.192.0.0 | 212.192.31.255 | 8192 | 15/01/98 | Reliable Communications s.r.o. |
| 78.156.32.0 | 78.156.63.255 | 8192 | 09/08/07 | RETE internet, s.r.o. |
| 31.31.224.0 | 31.31.255.255 | 8192 | 21/03/11 | SATT a.s. |
| 176.12.112.0 | 176.12.127.255 | 4096 | 14/09/11 | Sauron CZ s.r.o. |
| 188.116.64.0 | 188.116.127.255 | 16384 | 04/06/09 | SELECT SYSTEM, s.r.o. |
| 95.168.192.0 | 95.168.223.255 | 8192 | 07/01/09 | SH.cz s.r.o. |
| 37.235.96.0 | 37.235.111.255 | 4096 | 17/04/12 | SH.cz s.r.o. |
| 88.86.96.0 | 88.86.127.255 | 8192 | 14/02/06 | SH.cz s.r.o. |
| 46.234.96.0 | 46.234.127.255 | 8192 | 10/02/11 | SH.cz s.r.o. |
| 78.157.160.0 | 78.157.191.255 | 8192 | 30/08/07 | SilesNet s.r.o. |
| 89.250.240.0 | 89.250.255.255 | 4096 | 23/08/06 | SITEL spol. s r.o. |
| 109.164.0.0 | 109.164.127.255 | 32768 | 14/10/09 | SITKOM spol. s r.o. |
| 213.129.128.0 | 213.129.159.255 | 8192 | 26/08/08 | SOFTEX NCP, s.r.o. |
| 217.169.176.0 | 217.169.191.255 | 4096 | 04/08/04 | Spinoco Czech Republic, a.s. |
| 85.93.160.0 | 85.93.191.255 | 8192 | 13/12/04 | Sprintel s.r.o. |
| 92.62.224.0 | 92.62.239.255 | 4096 | 28/01/08 | STARNET, s.r.o. |
| 93.89.96.0 | 93.89.111.255 | 4096 | 04/04/08 | SychrovNET s.r.o |
| 188.246.96.0 | 188.246.127.255 | 8192 | 18/08/09 | SychrovNET s.r.o |
| 109.231.128.0 | 109.231.191.255 | 16384 | 08/03/10 | TechCom s.r.o. |
| 89.111.64.0 | 89.111.127.255 | 16384 | 25/04/06 | Telco Pro Services, a. s. |
| 109.202.64.0 | 109.202.95.255 | 8192 | 15/02/10 | TETA s.r.o. |
| 213.194.224.0 | 213.194.255.255 | 8192 | 20/02/03 | TKR Jasek, s.r.o. |
| 194.108.128.0 | 194.108.255.255 | 32768 | 01/01/95 | T-Mobile Czech Republic a.s. |
| 217.30.64.0 | 217.30.79.255 | 4096 | 10/12/08 | T-Mobile Czech Republic a.s. |
| 93.153.0.0 | 93.153.127.255 | 32768 | 07/05/08 | T-Mobile Czech Republic a.s. |
| 193.86.0.0 | 193.86.255.255 | 65536 | 20/06/94 | T-Mobile Czech Republic a.s. |
| 212.47.0.0 | 212.47.31.255 | 8192 | 02/04/98 | T-Mobile Czech Republic a.s. |
| 194.108.0.0 | 194.108.31.255 | 8192 | 03/11/94 | T-Mobile Czech Republic a.s. |
| 193.85.0.0 | 193.85.255.255 | 65536 | 01/09/93 | T-Mobile Czech Republic a.s. |
| 109.183.0.0 | 109.183.255.255 | 65536 | 29/09/09 | T-Mobile Czech Republic a.s. |
| 195.144.96.0 | 195.144.127.255 | 8192 | 18/03/97 | T-Mobile Czech Republic a.s. |
| 194.213.192.0 | 194.213.223.255 | 8192 | 11/01/96 | T-Mobile Czech Republic a.s. |
| 37.48.0.0 | 37.48.63.255 | 16384 | 23/01/12 | 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. |
| 194.213.32.0 | 194.213.63.255 | 8192 | 26/01/96 | T-Mobile Czech Republic a.s. |
| 195.47.0.0 | 195.47.127.255 | 32768 | 10/12/96 | T-Mobile Czech Republic a.s. |
| 193.179.0.0 | 193.179.255.255 | 65536 | 08/08/95 | T-Mobile Czech Republic a.s. |
| 195.22.32.0 | 195.22.63.255 | 8192 | 19/06/97 | T-Mobile Czech Republic a.s. |
| 194.108.64.0 | 194.108.127.255 | 16384 | 01/01/95 | T-Mobile Czech Republic a.s. |
| 194.108.32.0 | 194.108.63.255 | 8192 | 12/01/95 | T-Mobile Czech Republic a.s. |
| 62.168.0.0 | 62.168.63.255 | 16384 | 07/05/97 | T-Mobile Czech Republic a.s. |
| 194.212.0.0 | 194.212.255.255 | 65536 | 14/12/95 | T-Mobile Czech Republic a.s. |
| 109.238.208.0 | 109.238.223.255 | 4096 | 28/01/10 | T-Mobile Czech Republic a.s. |
| 109.75.144.0 | 109.75.159.255 | 4096 | 20/11/09 | T-Mobile Czech Republic a.s. |
| 46.13.0.0 | 46.13.255.255 | 65536 | 24/09/10 | T-Mobile Czech Republic a.s. |
| 78.80.0.0 | 78.80.127.255 | 32768 | 22/03/07 | T-Mobile Czech Republic a.s. |
| 78.80.128.0 | 78.80.255.255 | 32768 | 22/03/07 | T-Mobile Czech Republic a.s. |
| 89.24.128.0 | 89.24.255.255 | 32768 | 04/05/07 | T-Mobile Czech Republic a.s. |
| 91.139.0.0 | 91.139.127.255 | 32768 | 22/05/07 | T-Mobile Czech Republic a.s. |
| 213.29.0.0 | 213.29.255.255 | 65536 | 08/01/04 | T-Mobile Czech Republic a.s. |
| 194.149.96.0 | 194.149.127.255 | 8192 | 28/05/01 | T-Mobile Czech Republic a.s. |
| 89.233.128.0 | 89.233.191.255 | 16384 | 10/05/06 | T-Mobile Czech Republic a.s. |
| 62.209.192.0 | 62.209.255.255 | 16384 | 30/01/03 | T-Mobile Czech Republic a.s. |
| 89.24.0.0 | 89.24.127.255 | 32768 | 11/05/06 | T-Mobile Czech Republic a.s. |
| 62.77.64.0 | 62.77.127.255 | 16384 | 05/07/01 | T-Mobile Czech Republic a.s. |
| 80.95.240.0 | 80.95.255.255 | 4096 | 12/08/05 | T-Mobile Czech Republic a.s. |
| 213.210.128.0 | 213.210.191.255 | 16384 | 02/05/00 | T-Mobile Czech Republic a.s. |
| 62.84.128.0 | 62.84.159.255 | 8192 | 23/06/00 | T-Mobile Czech Republic a.s. |
| 212.65.192.0 | 212.65.223.255 | 8192 | 01/06/99 | T-Mobile Czech Republic a.s. |
| 212.65.224.0 | 212.65.255.255 | 8192 | 25/01/00 | T-Mobile Czech Republic a.s. |
| 62.141.0.0 | 62.141.31.255 | 8192 | 12/07/00 | T-Mobile Czech Republic a.s. |
| 212.67.64.0 | 212.67.95.255 | 8192 | 26/01/99 | T-Mobile Czech Republic a.s. |
| 46.234.160.0 | 46.234.191.255 | 8192 | 10/02/11 | TRINITY CZECH REPUBLIC, s.r.o. |
| 217.168.208.0 | 217.168.223.255 | 4096 | 22/07/04 | TRIOPTIMUM s.r.o. |
| 62.204.224.0 | 62.204.255.255 | 8192 | 09/05/03 | TTNET s.r.o. |
| 87.249.144.0 | 87.249.159.255 | 4096 | 30/08/05 | TTNET s.r.o. |
| 46.23.48.0 | 46.23.63.255 | 4096 | 02/12/10 | United Networks SE |
| 178.17.0.0 | 178.17.15.255 | 4096 | 11/03/10 | UVT Internet s.r.o. |
| 81.28.16.0 | 81.28.31.255 | 4096 | 16/03/06 | Verizon Czech s.r.o. |
| 62.40.64.0 | 62.40.95.255 | 8192 | 14/06/00 | Verizon Czech s.r.o. |
| 89.102.0.0 | 89.103.255.255 | 131072 | 24/02/06 | Vodafone Czech Republic a.s. |
| 84.42.128.0 | 84.42.255.255 | 32768 | 14/09/04 | Vodafone Czech Republic a.s. |
| 178.77.192.0 | 178.77.255.255 | 16384 | 21/04/10 | Vodafone Czech Republic a.s. |
| 213.220.192.0 | 213.220.255.255 | 16384 | 06/03/03 | Vodafone Czech Republic a.s. |
| 88.146.128.0 | 88.146.255.255 | 32768 | 23/12/05 | Vodafone Czech Republic a.s. |
| 46.167.192.0 | 46.167.255.255 | 16384 | 21/12/10 | Vodafone Czech Republic a.s. |
| 109.107.192.0 | 109.107.223.255 | 8192 | 21/10/09 | Vodafone Czech Republic a.s. |
| 213.192.0.0 | 213.192.63.255 | 16384 | 01/10/04 | Vodafone Czech Republic a.s. |
| 86.49.0.0 | 86.49.255.255 | 65536 | 21/04/05 | Vodafone Czech Republic a.s. |
| 141.170.128.0 | 141.170.191.255 | 16384 | 01/07/11 | Vodafone Czech Republic a.s. |
| 62.240.160.0 | 62.240.191.255 | 8192 | 26/05/03 | Vodafone Czech Republic a.s. |
| 82.142.64.0 | 82.142.127.255 | 16384 | 05/09/03 | Vodafone Czech Republic a.s. |
| 80.95.96.0 | 80.95.111.255 | 4096 | 05/10/01 | Vodafone Czech Republic a.s. |
| 31.169.128.0 | 31.169.255.255 | 32768 | 29/03/11 | Vodafone Czech Republic a.s. |
| 62.245.64.0 | 62.245.127.255 | 16384 | 03/01/02 | Vodafone Czech Republic a.s. |
| 62.24.64.0 | 62.24.95.255 | 8192 | 14/06/00 | Vodafone Czech Republic a.s. |
| 78.102.0.0 | 78.102.255.255 | 65536 | 04/06/07 | Vodafone Czech Republic a.s. |
| 217.77.160.0 | 217.77.175.255 | 4096 | 04/12/00 | Vodafone Czech Republic a.s. |
| 94.112.0.0 | 94.113.255.255 | 131072 | 09/07/08 | Vodafone Czech Republic a.s. |
| 78.44.0.0 | 78.45.255.255 | 131072 | 13/04/07 | Vodafone Czech Republic a.s. |
| 77.48.0.0 | 77.48.255.255 | 65536 | 23/11/06 | Vodafone Czech Republic a.s. |
| 46.135.0.0 | 46.135.255.255 | 65536 | 11/11/10 | Vodafone Czech Republic a.s. |
| 80.95.112.0 | 80.95.127.255 | 4096 | 29/08/02 | Vodafone Czech Republic a.s. |
| 89.176.0.0 | 89.177.255.255 | 131072 | 16/03/06 | Vodafone Czech Republic a.s. |
| 31.30.0.0 | 31.30.255.255 | 65536 | 15/03/11 | Vodafone Czech Republic a.s. |
| 84.242.64.0 | 84.242.127.255 | 16384 | 28/06/04 | Vodafone Czech Republic a.s. |
| 93.99.0.0 | 93.99.255.255 | 65536 | 25/02/08 | Vodafone Czech Republic a.s. |
| 81.27.192.0 | 81.27.207.255 | 4096 | 15/04/02 | Vodafone Czech Republic a.s. |
| 93.90.160.0 | 93.90.175.255 | 4096 | 23/04/08 | Vodafone Czech Republic a.s. |
| 217.16.176.0 | 217.16.191.255 | 4096 | 08/12/09 | VSHosting s.r.o. |
| 93.185.96.0 | 93.185.111.255 | 4096 | 06/06/08 | VSHosting s.r.o. |
| 81.91.80.0 | 81.91.95.255 | 4096 | 25/04/06 | Web4U s.r.o. |
| 217.31.48.0 | 217.31.63.255 | 4096 | 10/06/03 | Webglobe, s.r.o. |
| 62.109.128.0 | 62.109.159.255 | 8192 | 03/07/08 | Webglobe, s.r.o. |
| 89.221.208.0 | 89.221.223.255 | 4096 | 11/10/06 | WEDOS Internet, a.s. |
| 80.250.0.0 | 80.250.15.255 | 4096 | 29/11/01 | WIA spol. s.r.o. |
| 80.250.16.0 | 80.250.31.255 | 4096 | 27/06/05 | WIA spol. s.r.o. |
| 37.77.224.0 | 37.77.255.255 | 8192 | 03/02/12 | Wic-Net, s.r.o. |
| 77.237.128.0 | 77.237.159.255 | 8192 | 02/02/07 | WMS s.r.o. |
| 217.198.112.0 | 217.198.127.255 | 4096 | 15/11/04 | ZONER a.s.
|
Major IP Address Blocks For Czech Republic