Notes about bind
# Get the ds record
dnssec-dsfromkey -2 $(grep -l key-signing *.key)
# To make updates
rndc -p 9530 freeze
# make edits (remember to bump the serial)
rndc -p 9530 thaw
rndc -p 9530 reload
# To send another notify
rndc -p 9530 notify <zone>
# Also a good way to make updates
nsupdate -p 5300 -k /etc/update.key << EOF
server ::1
update delete <name> <type>
update add <name> <ttl> <type> <data>
send
EOF