| CZ-SPEEDNET-20090421 | ||||
| 188.92.8.0 — 188.92.15.255 | Czech Republic | 188.92.8.0/21 | 2048 | |
| CZ-SPEEDNET-20100902 | ||||
| 46.30.144.0 — 46.30.151.255 | Czech Republic | 46.30.144.0/21 | 2048 | |
| CZ-SPEEDNET-20140109 | ||||
| 185.44.188.0 — 185.44.191.255 | Czech Republic | 185.44.188.0/22 | 1024 | |
| CZ-SPEEDNET-NET | ||||
| 188.92.12.0 — 188.92.13.255 | Speednet, s.r.o. wireless access | Czech Republic | 188.92.12.0/23 | 512 |
| 188.92.8.0 — 188.92.9.255 | Speednet, s.r.o. serverhousing,hosting,server | Czech Republic | 188.92.8.0/23 | 512 |
| CZ-SPEEDNET-20110307 | ||||
| 2a01:8d00:: — 2a01:8d03:ffff:ffff:ffff:ffff:ffff:ffff | Czech Republic | 2a01:8d00::/30 | 298 | |
