shell:$ nslookup -timeout=2 -retry=1 'www.periscope.tv'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
www.periscope.tv	canonical name = web.periscope.tv.
Name:	web.periscope.tv
Address: 54.146.190.239
Name:	web.periscope.tv
Address: 54.145.242.206
Name:	web.periscope.tv
Address: 52.55.35.198