Whois: O2 Czech Republic, a.s.
| Hosting Company: | O2 Czech Republic, a.s.  |
| Hosting ASN: | AS12570 |
| Hosting Address: | Za Brumlovkou 266/2,140 22,Praha 4 - Michle,CZECH REPUBLIC,Za Brumlovkou 266/2,Praha 4 - Michle, PSC 140 22, |
| Hosting Country: |  Czech Republic, Prague |
| Associated ASNums | AS5610, AS29321, AS42908 |
O2 Czech Republic, a.s. ip ranges
| # | Range | CDIR | Ip count | Name | Location |
|---|---|---|---|---|---|
| 1 | 89.190.44.0 - 89.190.45.255 | 89.190.40.0/21 | 512 | SELFNET-CZ | Czech Republic |
| 2 | 109.105.51.0 - 109.105.51.255 | 109.105.32.0/19 | 256 | FTTH | Czech Republic |
| 3 | 185.8.188.0 - 185.8.191.255 | 185.8.188.0/22 | 1,024 | CZ-CZNET-20121101 | Czech Republic |
| 4 | 212.4.144.0 - 212.4.144.255 | 212.4.128.0/19 | 256 | FCOM-CZ | Czech Republic |
| 5 | 213.211.56.0 - 213.211.59.255 | 213.211.32.0/19 | 1,024 | SELFNET-CZ | Czech Republic |
| 6 | 213.211.62.0 - 213.211.63.255 | 213.211.32.0/19 | 512 | SELFNET-CZ | Czech Republic |
O2 Czech Republic, a.s. domains (0 total)
| # | Name | IP | Rank | Updated |
|---|---|---|---|---|
| No results |
O2 Czech Republic, a.s. users
| # | IP | OS | Browser | Updated |
|---|---|---|---|---|
| 1 | 89.190.44.38 |  Mac OS X |
 Chrome 130.0 |
Last seen: 13.06.2026 |
| 2 | 109.105.51.160 | Mac OS X |
 Safari Generic |
Last seen: 17.05.2026 |
| 3 | 185.8.188.126 |  Windows 10 |
 Opera Generic |
Last seen: 11.01.2026 |
