Let's go through the steps to set up the DNS and make sure you didn't miss something.
In Online Legal Pages:
1. Click Documents
2. Click Publish
3. Enter your domain URL
Now in your CPanel
1. Go to the Domains Section
2. Click on Simple DNS Zone Editor
3. Choose the correct domain to attach to
4. Name the record - legal.domain.com
5. IP Address - 72.52.217.133
F. Add record