Host Or Domain Name Not Found Name Service Error For Postfix. Putting the exchange server in etchosts on the linux server does no good. Here XYZ is the host name of the droplet and NOT the domain name.
Host not found Above is what I get when I send email to New Postfix Server. Putting the exchange server in etchosts on the linux server does no good. Hostname mydomaincouk hostname -f mydomaincouk postconf -n alias_database hashetcaliases alias_maps hashetcaliases broken_sasl_auth_clients yes command_directory usrsbin config_directory etcpostfix.
Host found but no data record of requested type.
They are able to send us an email however fine. Valid hostname or network address required in server description. Host not found try again 174105 smtpd. By default Webmin install Postfix BIND DNS server.