shell:$ nslookup -timeout=2 -retry=1 'proxy.furb.br'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
proxy.furb.br	canonical name = pwebapl.furb.br.
Name:	pwebapl.furb.br
Address: 201.54.207.40