shell:$ nslookup -timeout=2 -retry=1 'es.research.net'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
es.research.net	canonical name = g-sm-prod-cloudeng-frontdoor.svmkinfra.com.
g-sm-prod-cloudeng-frontdoor.svmkinfra.com	canonical name = d3f7ctr6bh2vq6.cloudfront.net.
Name:	d3f7ctr6bh2vq6.cloudfront.net
Address: 108.159.227.91
Name:	d3f7ctr6bh2vq6.cloudfront.net
Address: 108.159.227.110
Name:	d3f7ctr6bh2vq6.cloudfront.net
Address: 108.159.227.74
Name:	d3f7ctr6bh2vq6.cloudfront.net
Address: 108.159.227.61