40 Host Or Domain Name Not Found Name Service Error For Name Update

Hosts this file describes a number of hostname to address. With a host not found try again it could mean that your server is having dns resolution issues or postfix itself is having dns resolution issues. Just by adding the host name in the hosts file and sending mail abc host dom will not work.

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The mx record for the domain host must be resolve able.

Host or domain name not found name service error for name. You need to figure out what ip address your account is assigned to. The e mail system was unable to deliver the message but did not report a specific reason. You need to make sure the a records for your domain are properly set for your server postfix server.

As for how to clear it up your question doesn t provide enough details on your base os or setup to give a succinct answer. Check the address and try again. However you can ask your service provider to give you an smtp server to which you can do a smart host transfer if you are trying to send mails locally internally to systems.

My etc hosts looks like. Hi all i have suse 9 3 prof small network without dns. All clients are connecting through pop3 using outlook oe.

When i email one of my clinets i get the following error any thoughts on this. In cpanel when you re on the home page there should be some server stats. Yes please go ahead and delete those now just to be safe.

My ip dot addr should resolve to vps mydomain co uk or whatever name you have chosen for your server postfix server. But that is the core of what has to be cleaned up.