DNS setup for GoDaddy
Setup an A record pointing from @ to 34.76.96.214.
Add a subdomain
To add a subdomain, you need to create another A record. For example, I want to setup portal.company.com for my portal. I will add the following record for the subdomain (‘portal’):
Type is A
Host is portal
Points to is 34.76.96.214
As a result, there will be two A records pointing to 34.76.96.214.
Once the DNS is set up, enter the custom domain (ex. portal.company.com) in your app settings (step #2 in help doc below):