I’ve been running my own mail server since forever on a VPS (so, stable IP address, which helps). Still need a third-party spam filter as the primary MX to avoi

I’ve been running my own mail server since forever on a VPS (so, stable IP address, which helps). Still need a third-party spam filter as the primary MX to avoid the deluge, and my mail doesn’t always land reliably. But it’s kind of a point of pride or stubbornness.