Earlier quoted context omitted.
Had to buy an IPv4 address for a VPS the other day in order to clone some git repositories. Couldn't believe it. Costing their customers money when they should be able to support v6 by now.
What VPS are you using that doesn't come with both IPv4 and IPv6?
At that scale price of IPv4 is the highest cost of the VPS.
Here is a list of providers I created back in 2022.