How to redirect domain to other domain name and host only file

[hackedia]

i have plesk installed on my vps so i wanted to host files from my vps thru plesk cpanel with sub domains like dl.mydomainname.com
so what i done see : first i created a domain in plesk cpanel like dl.mydomainname.com then i pointed A host in godaddy like
Host: dl.mydomainname.com Point to: [my vps ip/plesk cpanel ip]
and it's working too like i'm typing dl.mydomainname.com/setup.exe mean all good, no problem
but when i typing dl.mydomainname.com then plesk panel is opening so any idea how to redirect dl.mydomainname.com to main domain url (mydomainname.com)

I'm Beginner so help me plz

 

[hackedia]

No One Here ??

 

[Kate]

Hello,
It is out of our support scope to write redirect rules.
You may find all necessary information about it at:

http://www.iis.net/learn/extensions/url-rewrite-module/using-the-url-rewrite-module

 

[hackedia]

well didn't got and what i expected here !