shell:$ nslookup -timeout=2 -retry=1 'www.cl.cam.ac.uk'
;; communications error to 75.98.161.224#53: timed out
Server:		69.39.86.5
Address:	69.39.86.5#53

Non-authoritative answer:
Name:	www.cl.cam.ac.uk
Address: 128.232.0.20
Name:	www.cl.cam.ac.uk
Address: 2a05:b400:110::80:14