SRV record is a Domain Name System (DNS) resource record that describes a host and port for precise services, for instance, voice over IP (VoIP), instant messaging, and more. The majority of the DNS records only define a server or an IP address. Yet, an SRV record includes both a port and an IP address. There are many Internet protocols that need to implement such records for them to work correctly. Find more interesting details about the SRV record!