It's basicly domain based filtering. So I use mine to also block phishing, crypto mining, malware and anything tracking my web behavior....my parents have theirs setup to also block adult content for the younger siblings...
I use forwardemail for my emailing routing for about 2 years now. They are solid provider and I would recommend them as they are also open source so you could learn to review the code if you so desired.
I have also been wanting to try borg for at least offsite backups. Currently been using a ālong ass backup scriptā with how little time I currently have.
Now that's a joint. š¶āš«ļø