If you are having trouble logging in to OnDMARC, please whitelist the following URLs in your network:
https://*.redsift.cloud
https://*.sync.redsift.cloud
https://*.ondmarc.com
https://public.sifts.io
https://*.eu.redsift.cloud
https://*.us.redsift.cloud
https://*.redsift-1012.firebaseapp.com