Currently, our mailserver 62.138.185.41 is greylisted by Zoho's mailserver. Please remove it from the greylist or tell me how to do it myself. And while you're at it, remove 49.12.112.150 as well. This will be our future mailserver.
- May 22 13:46:44 mailer postfix/smtp[34024]: 459DB11953F: to=<personal-krankmeldung@<snip>-7bc24.zohoteaminbox.eu>, orig_to=<krank@<snip>>, relay=mail360-mx.zoho.eu[185.230.214.180]:25, delay=3.9, delays=2.1/1/0.55/0.24, dsn=4.7.1, status=deferred (host mail360-mx.zoho.eu[185.230.214.180] said: 451 4.7.1 Greylisted, try again after some time (in reply to RCPT TO command))
Interestingly, this server already sends mail to Desk and is used with Campaigns, and there are no issues.