On 27 Feb 2023, MRO said the following...
 
 MR>   Re: RE: Connection Refused
 MR>   By: Mike Dippel to Thom LaCosta on Mon Feb 27 2023 10:01 am
 MR> 
 MR>  > If you have a domain name associated with it, I would go to
 MR>  > https://www.dynu.com/
 MR>  > and create a free account.  They will assign you a new set of DNS recor
 MR>  > that should
 MR>  > take you right to your site.
 MR>  >
 MR>  > You would just have to edit the DNS records in your Control Panel where
 MR>  > domain
 MR>  > name resides to the ones they assign you.
 MR>  >
 MR>  > They also provide a free software download that will keep the IP associ
 MR>  > with it up to
 MR>  > date in case it changes for any reason.
 MR>  >
 MR>  > Mike Dippel
 MR> 
 MR> will that make his bbs connectable?
 MR> ---

Works for me.  I run my Mystic system from home and get a lot of action (most of it bots) but it does work.  Just using a domain name gets them in without having to add anything else to the string like synchro.net or whatever.

Mike Dippel

--- Mystic BBS v1.12 A48 (Windows/64)