A whitelist provides access to specified IP addresses and programs when your security policy would otherwise prevent that access. If your server policy allows all outbound http/https communication to any IP address or website, you do not need to make any changes. However, if your server policy denies access to most or all external IP addresses and websites, you must configure a whitelist to enable some features to work.
To ensure your company receives emails from Snappy Gifts allow the following IP:
To allow access to Snappy Gifts application, allow the following domains: