If you want to use your domain name bought from IT Nut Hosting with your blogger blog, then you need to do the following things.
First, set up your blogger blog from your Blogger Account.
Go to Settings>Blog Address to set up your blog with the new domain
You will see some settings instructions here. Now you need to set up your domain to work with the blogger blog
Sign in to the IT Nut Hosting client area. Go to Registered Domains > Manage button beside the domain name. Now go to the management section.
Go to the DNS Management section by clicking on “DNS Management” from the Right Sidebar
Here you will need to add 6 new records for your domain Check this document for the instructions on how to add DNS records for your domain.
Add CNAME Record for WWW with ghs.google.com
Add another CNAME Record with the values shown on the blogger domain setup page.
Add 4 A Records of “@” with values 18.104.22.168, 22.214.171.124, 126.96.36.199 and 188.8.131.52
Also, make sure that there aren’t any conflicting records with the same name. If there are other records with the same name, you need to remove them.
After you have made those changes to your domain, it will be active within 24 hours. If you face any issue, let us know and we will be glad to help you through the process.