I am not able to add multiple domain through cent os web panel
everything is done correctly you can see here http://leafdns.com/index.cgi?testid=1BCF161E still my domain is unresolved
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Looks like you need to add an A record for your domain.
An A record would point your domain (fullofstories.com) to your servers IP address. You can also do an A record for www. fullofstories.com that points the the same IP address.
This DNS tutorial should help: https://www.digitalocean.com/community/tutorials/how-to-set-up-a-host-name-with-digitalocean