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It takes 10 minutes because they use greylisting. You can also turn it off if you don't mind getting a bit more spam. https://kb.mailbox.org/display/MBOKBEN/Cu
by akvadrako 5y ago
It takes 10 minutes because they use greylisting. You can also turn it off if you don't mind getting a bit more spam.
https://kb.mailbox.org/display/MBOKBEN/Customizing+your+mailbox.org+spam+filter+settings https://kb.mailbox.org/display/MBOKBEN/Customizing+your+mail...