3 ms·
Speaking of, Greylisting (using SMTP 451 to verify a sending server is standards-compliant) needs to speed up. Most servers' retry time is waaayyyy too long.
by mildweed 16y ago
Speaking of, Greylisting (using SMTP 451 to verify a sending server is standards-compliant) needs to speed up. Most servers' retry time is waaayyyy too long.