I think the default solution for this is to use a dynamic dns. There are services for that or you can get yourself a domain and configure that as dnydns in your router. That is what I am doing atleast

Ah yes, a 20min old account promoting a webstie that has (as far as I could see) zero information about who runs it. The post does not even actually link the site in markdown. Seems like a very legit and trustworthy project