Reverse DNS (rDNS) performs the opposite function of standard DNS by resolving an IP address to a hostname. Reverse DNS usually uses a PTR record and is commonly used for server identification, diagnostics and email infrastructure.
Reverse DNS (rDNS) performs the opposite function of standard DNS by resolving an IP address to a hostname. Reverse DNS usually uses a PTR record and is commonly used for server identification, diagnostics and email infrastructure.