I tried it with my oekaki URL and it dose the same thing. I don't know what any of this means because maybe Ominis has some weird way of doing sub domains?
http://planetkalzy.com/oekamie
http://oekamie.planetkalzy.com/
I only compare the two because I had to go threw the same proses to make my oekaki. The only difference was that the oekaki set up the database for me.
Edit: I do know they have an extra folder
Like you go into /neon an there are etc and www