There is a daily updated domain lists in CSV format available for download in the "Download" section of the control panel:
In the top menu, select Downloads -> My Downloads -> Reports -> domainlist.csv.zip
For a daily sync routine or other automations, you can download the list via FTP.
Further lists available on same place:
- accountings.csv.zip - a list containing all accountings from your account
- list_poor_contact_quality_accountname.csv - a list of domains with missing contact data