shell:$ nslookup -timeout=2 -retry=1 'dot.libredns.gr'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	dot.libredns.gr
Address: 116.202.176.26
Name:	dot.libredns.gr
Address: 2a01:4f8:1c0c:8274::1