On Tue, Jan 26, 2021 at 5:25 PM latincom <latin...@resist.ca> wrote: > > Hello misc@ > > I can not believe that the solution has been to open port 25, Vultr rent > servers whit port 25 closed! > > Thanks so much to Stuart Henderson for the solution.
Yes Vultr and many other VM providers block tcp port 25 by default, however most will open it up if you request it.
