Guten Morgen,
mir ist gestern aufgefallen dass ich Probleme mit dem RDNS habe.
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SMTP Valid Hostname Reverse DNS is not a valid Hostname More Info
SMTP Reverse DNS Mismatch OK - 5.45.104.67 resolves to programcore.com
SMTP Banner Check OK - Reverse DNS matches SMTP Banner
SMTP TLS OK - Supports TLS.
SMTP Connection Time 0.922 seconds - Good on Connection time
SMTP Open Relay OK - Not an open relay.
SMTP Transaction Time 3.266 seconds - Good on Transaction Timeeingetragen in der postfix/main.cf ist:
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## General Postfix configuration
# should be the default domain from your provider eg. "server100.provider.tld"
mydomain = v22014022037817010.yourvserver.net
# should be different from $mydomain eg. mail.$mydomain
myhostname = mail.programcore.comMit besten Grüßen
Tobias
