Create/Setup Sub-Domain in GoDaddy

1.First login to your GoDaddy Account.

2.Now click on the "Advanced details" link of the domain you want to configure.



3.Now click on "Total DNS Control" from Total DNS section.



4.You can see a screen look like below:



Under "CNAMES (Aliases)" section, click on "Add New CNAME Record".



5.In next window Enter the below detail for your sub-domain.

Alias Name : blog (Instead of "blog",enter your sub-domain here)

Host Name : ghs.google.com



6.Now click OK.

You are done.Now you can add your new sub domain to a another site/blogger blog.