User blog comment:Nomad27/Something Bad is Happening East of the New World/@comment-27137888-20151108211635/@comment-27036174-20151108213430

Yes, but they haven't explored very far outside of Nazarick. The residents of Nazarick only have intelligence set up in the Empire and the Kingdom really. They aren't even aware of PDL's floating city, so if there is something in the East, which I hope there is, then it is likely Ainz doesn't know.