To ensure full functionality of Data Studio, especially within corporate networks with firewalls or proxies, ensure that the following domains are on your allowlist for outbound connections, typically on Port 443:
datastudio.google.com(Primary application URL)lookerstudio.google.com(Legacy application URL)accounts.google.com(Google Account authentication)*.googleapis.com(Essential Google APIs)*.gstatic.com/ssl.gstatic.com(Static content, fonts, icons)*.googleusercontent.com(Embedded images, data extracts, user content)*.scf.usercontent.goog(Critical for chart rendering. Blocking this domain may cause intermittent chart loading failures with errors like "sent no data".)maps.googleapis.com(Required for Map visualizations)www.google.com