2 ms·
Grey listing in Postfix does a similar thing, and works amazing! Drawback is senders have to try at least twice - spammer don't (usually) and all proper/legit d
by djbusby 4y ago
Grey listing in Postfix does a similar thing, and works amazing! Drawback is senders have to try at least twice - spammer don't (usually) and all proper/legit does.