PERL:PP
which perl
yum install perl-CPAN*
perl -MCPAN -e “install JSON::PP”
Cpanel Dynamic DNS Tools – update script
https://github.com/CpanelInc/cpanel-dynamicdns-tools
Crontab – setup script to run every few minutes
https://tecadmin.net/install-crontab-in-linux/
https://www.konordo.com/blog/how-test-cron-centos