Australia is a member of the UKUSA intelligence treaty, so you can assume your mail there is under broadly the same scrutiny as in the USA, if not more so. Fra

Australia is a member of the UKUSA intelligence treaty, so you can assume your mail there is under broadly the same scrutiny as in the USA, if not more so. Frankly I wouldn't trust any commercially hosted mail service to be immune from government monitoring no matter where it's hosted.