bindutils

Assortment of utilities to help with automating bind updates

mtasts-up.sh - Updates MTA-STS records for your authoritative name servers
dane-up.sh - Updates your DANE/TLSA records for your domain
dmarc-up.sh - Updates your DMARC records for your domain
svs-upd-cron.sh - Drop this in /etc/cron.weekly, and the above three scripts in /etc/bind, chmod +x, and $PROFIT$

usage

copy the variable definition section from each of the '*-up.sh' scripts into a .local file.

edit the variables to match your local configuration.

run the main scripts, and it'll pull in your local defs and attempt to perform the updates.

use the svs-upd-cron.sh to perform all three updates automatically