Many of our customer use multiple Platforms from Rezosystems. Since we use "sub-domains" to run each platform, it would be best practice to have both sending domains in MailGun.
The steps are:
- Create the new sending domain in MailGun
- Copy the needed DNS settings from MailGun
- Apply the new setting froim MailGun to you name servers
- Change the sending domain in Rezosystems and add your API key (The same API key will work for both sending domains
Here is a video of how to manage this: click HERE.
https://vimeo.com/868015060/8b8493aad1?share=copy