I agree with almost everything. I disagree with this one:
[ ] "types of Notifies and how to interpret them on...": "interpret them in" was better
I don't feel strongly; if you prefer we can change it back. (It seems weird to me, but it may be perfectly fine and just my non-native English telling me that.)
Then there's a couple of more nits, like our inconsistent use of "cds-notificationS.parent" vs "dnskey-notificatioN.child.parent". I suggest we change all of these to be "{RR}-notify...".
I don't feel strongly; if you prefer we can change it back. (It seems weird to me, but it may be perfectly fine and just my non-native English telling me that.)
Will you create a PR or shall I?