Godaddy voted yes for making checking this mandatory, so I'm hoping you have plans to get it in soon!

 

https://cabforum.org/2017/03/08/ballot-187-make-caa-checking-mandatory/

 


 


Adding to the DNS and retroactively updating millions of records is a complex operation.

Huh?  No retroactive update of existing DNS resource records is needed.  CAA will only be used for new records that customers want to for that type.