- In this case, your custom domain will look like - https://yourbusiness.com.
- Log in to your Microsoft 365 admin center. 
- Click on Settings > Domains. 
- Choose your domain. 
- Go to the DNS records tab. 
- Click on the + Add record button. 
- Select A (Address) as the Type. 
- Fill in the Host name or Alias, IP address, and TTL fields as seen on the custom domain setting page on NeetoCal. 
- Click on the Save button. 
