shell:$ nslookup -timeout=2 -retry=1 'insight.adsrvr.org'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	insight.adsrvr.org
Address: 52.223.40.198
Name:	insight.adsrvr.org
Address: 3.33.220.150
Name:	insight.adsrvr.org
Address: 35.71.131.137
Name:	insight.adsrvr.org
Address: 15.197.193.217