An A record is used to find the IP address of a computer connected to the internet from a name.
For example: A website is hosted in A_site. A domain name is registered in B_site. Go to B_site to updated A record to enable the website is under the domain.
Download the SSL Certificate from the provider (goDaddy)
Install certificate (Intermediate Certificate and Primary SSL Certificate) using ISS manager of windows server
Binding the imported certification to the website in ISS manager