You should have a clear understanding about MOZ spam score before referencing it. This is taken directly from
this MOZ article..
and
As for the OP - Have you been able to verify the traffic? Are you able to get any of the old content which you could throw back up there? If it had search engine traffic then getting that content back up there could mean not losing those rankings (or getting them back). You could throw Wordpress on there, visit the Archive.org machine, grab the text, maybe get some of your own pictures, and then have at least a temporary site up which wouldn't take much work/effort and try to see if the traffic is really worth developing a whole new site around.