Save this for when lojban.org has so many services that it can't all run off one box. (uhm? it's not like google.com runs from one box. 1 domain does not equal 1 machine. The stated issue is not an issue.)
Apostrophes in hostnames are impossible. However, if you subscribe to the philosophy of permitting h as an alloglyph of the apostrophe, you can use that, or you may omit it entirely in cases where it would not form a diphthong