I propose that the following close reason be used. Until it is installed as a custom close reason, it can be pasted into the Other custom box:
Questions involving web hosting control panels are off-topic at [sf] because they customize their systems such that normal administration tools and methods no longer applycustomize their systems such that normal administration tools and methods no longer apply, and thus require support from the vendor or the web hosting industry. See Where can I ask questions about web hosting control panels?Where can I ask questions about web hosting control panels?
Raw, for pasting:
**Questions involving web hosting control panels** are off-topic at [sf] because they [customize their systems such that normal administration tools and methods no longer apply](httphttps://meta.serverfault.com/q/8055), and thus require support from the vendor or the web hosting industry. See [Where can I ask questions about web hosting control panels?](httphttps://meta.serverfault.com/q/8094)