Proxy ARP it&#x27;s a thing and it is exactly what you&#x27;ve described :)<p>And if by proxy DNS you mean you&#x27;ll subvert ARP to reach a DNS server... that&#x27;s proxy ARP. DNS is a few layers above :)<p>Definition:<p>Proxy ARP is the technique in which one host, usually a router, answers ARP requests intended for another machine. By &quot;faking&quot; its identity, the router accepts responsibility for routing packets to the &quot;real&quot; destination.