shell:$ nslookup -timeout=2 -retry=1 'js.memberful.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	js.memberful.com
Address: 104.16.87.23
Name:	js.memberful.com
Address: 104.16.85.23
Name:	js.memberful.com
Address: 104.16.84.23
Name:	js.memberful.com
Address: 104.16.86.23
Name:	js.memberful.com
Address: 104.16.83.23
Name:	js.memberful.com
Address: 2606:4700::6810:5317
Name:	js.memberful.com
Address: 2606:4700::6810:5717
Name:	js.memberful.com
Address: 2606:4700::6810:5617
Name:	js.memberful.com
Address: 2606:4700::6810:5517
Name:	js.memberful.com
Address: 2606:4700::6810:5417