shell:$ nslookup -timeout=2 -retry=1 'filter-ni.portal-universal.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	filter-ni.portal-universal.com
Address: 52.216.39.101
Name:	filter-ni.portal-universal.com
Address: 16.15.202.173
Name:	filter-ni.portal-universal.com
Address: 16.182.33.37
Name:	filter-ni.portal-universal.com
Address: 52.217.234.77
Name:	filter-ni.portal-universal.com
Address: 54.231.161.37
Name:	filter-ni.portal-universal.com
Address: 16.182.109.205
Name:	filter-ni.portal-universal.com
Address: 52.217.203.173
Name:	filter-ni.portal-universal.com
Address: 52.216.62.93