You can try v.ps from xTom, we can provide BGP sessions in some locations as well as port 25 unblock.

From: NANOG <nanog-bounces+david=xtom.com@nanog.org> on behalf of Phil Lavin via NANOG <nanog@nanog.org>
Date: Wednesday, September 27, 2023 at 01:12
To: Daniel Corbe <daniel@corbe.net>
Cc: nanog@nanog.org <nanog@nanog.org>
Subject: Re: SMTP-friendly VPS provider where I can also get a BGP feed

> On 26 Sep 2023, at 11:09, Daniel Corbe <daniel@corbe.net> wrote:
>
> I'm currently a vultr customer, but they're refusing to unblock port 25 on my account.  I've tried explaining my use case but no matter who I talk to over there they just keep pointing me to their spam policy.


I run an MTA in Hetzner. Once you’ve paid a bill, you can raise a request to unblock port 25