Does POPcon also work with Lotus Domino Server?

Yes - POPcon and POPcon PRO both work fine with Lotus Domino and can download email for your entire Notes organisation.

07-2006: New POPcon Notes is the special version of POPcon for Lotus Domino. This version now also supports rerouting to a different Domino user if the email was sent to a non-existing email address.