It would be very useful to have a notes field in each DNS record where we can write down what that record is for, and thus be able to clean it more easily if we no longer need it without accidentally deleting one that is necessary.
Thank you for asking and your interest.
I can see there is feature request for this already.
I strongly believe it’s somewhere on the roadmap soon
Kindly, if interested and you would like to have this feature, I’d like to invite you to add your vote for this kind of a feature at the post from below: