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4.) Once you're in the correct zone (ex. uit.tufts.edu) click the New menu, then select Alias Record. The New Alias Record screen will open.
5.) Fill in the Name text box (e.g. www.uittrain17.uit.tufts. edu) and the Host text box (e.g. uittrain17.uit.tufts.edu) and wait for it to auto-complete.
The CNAME Record must point to another name managed by Tufts.
6.) Click Add. If you have more than one CNAME Record to create, click the Add Next button instead to open a New Alias Record window.
REMEMBER that CNAME updates happen on the same schedule as DNS updates. Click here for the update schedule