Oh, the games people play now. Every night and every day now. Never meaning what they say now. Never saying what they mean. And they wile away the hours. In their ivory towers. Till they're covered up with flowers.
ZoneCheck performs several tests on your DNS zone to ensure that it is correctly configured, and can be safely delegated. The Zone name must be either a Domain name, in-addr.arpa zone, or ip6.arpa zone name.
DNS (Domain Name System) is a system in a computer that stores and associates results and information relevant to a specific web address in a cache. The purpose of this is to speed up the recovery of the said information the next time the user accesses the website.