dnsmasq - Wikipedia
https://en.wikipedia.org/wiki/Dnsmasqdnsmasq is a lightweight, easy to configure DNS forwarder, designed to provide DNS (and optionally DHCP and TFTP) services to a small-scale network. It can serve the names of local machines which are not in the global DNS. dnsmasq's DHCP server supports static and dynamic DHCP leases, multiple networks and IP address ranges. The DHCP server integrates with the DNS server and allows local machines wit…