You can domains in multiple ways
Copy and Paste - see below
Upload - see below
by using our API. The documentation is available here
via an SFTP account, which you can use to upload new lists of domains in CSV format on a regular basis
Copy and Paste Method
Click "Settings"
Click "Zones"
Click "Add"
Paste in your list of domains (one per line - max 1000)
Click "Add Domains"
File Upload Method
When in the "Zones" section, click "Upload"
A modal window will pop up. You can drop files into the blue shaded region or click it to search for a file on your device
Note: You should only add one domain name (optionally with reseller id, separated by comma) per line