Thanks, I got this.
[root@slave1 ~]# yum remove bind bind-utils -y
Loaded plugins: fastestmirror, protectbase, replace
Setting up Remove Process
No Match for argument: bind
Loading mirror speeds from cached hostfile
Could not retrieve mirrorlist http://download.webmin.com/download/yum/mirrorlist error was
[Errno 4] IOError: <urlopen error (110, 'Connection timed out')>
Error: Cannot find a valid baseurl for repo: Webmin