This can be found at the end of the web address (URL) of your Raiser's Edge or Financial Edge NXT Web View. 
  1. Navigate to your NXT URL
  2. Log in with your Blackbaud ID login credentials 
  3. In the navigation bar, click the Home button
  4. Note down the value after envid=
  • Example: envid=p-50ZleJXro0qu0Tt2gLgCtg
Environment ID