host lookup did not complete

Posted May 14, 2013 9.4k views
Can receive email, but can't send it out. Been working on this for several hours and can't figure it out. This is the error code "host lookup did not complete" Any help?

These answers are provided by our Community. If you find them useful, show some love by clicking the heart. If you run into issues leave a comment, or add your own answer to help others.

Submit an Answer
2 answers
I have WHM and cPanel installed btw.
It means it can't lookup the domain's IP address. What do you have in /etc/resolv.conf?