This script allows you to set a preferred server for KissAnime, without the need for an account or logging in. This works with all KissAnime clones as long as the correct URL is present in the configuration.
In order to select your preferred server, edit the PreferredServer variable with your preferred server. Servers can be found in the URL (with the query parameter "s") upon selecting them via a video.
Here are some of the available servers: