The list of current tariffs and their main characteristics can be found on the corresponding pages:
The range of hosting tariffs is periodically updated. Outdated tariffs become unavailable for ordering and are transferred to the archive. Also, you cannot switch to them when change tariff. The list of archived tariffs and their main characteristics can be found here.
To view information about the current hosting account tariff plan, open the section "Hosting »And click on the name of the tariff plan:
Information about the tariff change is presented here.