How do I set up a CNAME record on my domain name?
This FAQ will help you to set up a CNAME record
Creating a CNAME record
Log in to your 123 Reg control panel
Have a look in the Domains section section. Select your domain name using the drop-down menu and then click on theManage button.
In the advanced domain settings menu, click Manage DNS .
Now click on the Advanced DNS tab.
Using the drop-down menu, select CNAME
In the Hostname field, enter www – you can also add * which resolves for any subdomain.domain.com address or @ for just domain.com addresses.
In the Destination CNAME field enter in the CNAME record. This is the domain name that you wish for the CNAME record to point to.
Once you’ve entered in your details, click on add.