dnssec-keygen -a NSEC3RSASHA1 -b 2048 -n ZONE example.com
dnssec-keygen -f KSK -a NSEC3RSASHA1 -b 4096 -n ZONE example.com

for key in `ls Kexample.com*.key`
do
echo "\$INCLUDE $key">> example.com.zone
done
 

dnssec-signzone -3 <salt> -A -N INCREMENT -o <zonename> -t <zonefilename>
dnssec-signzone -A -3 $(head -c 1000 /dev/random | sha1sum | cut -b 1-16) -N INCREMENT -o example.com -t example.com.zone

TLSA $ openssl x509 -noout -fingerprint -sha256 < /path/to/your/certificate/file | tr -d :

https://www.huque.com/bin/gen_tlsa