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

Non-authoritative answer:
www.btc.com	canonical name = d3hes2us4bieq5.cloudfront.net.
Name:	d3hes2us4bieq5.cloudfront.net
Address: 54.192.55.114
Name:	d3hes2us4bieq5.cloudfront.net
Address: 54.192.55.10
Name:	d3hes2us4bieq5.cloudfront.net
Address: 54.192.55.35
Name:	d3hes2us4bieq5.cloudfront.net
Address: 54.192.55.22
Name:	d3hes2us4bieq5.cloudfront.net
Address: 2600:9000:200e:7200:2:4535:8340:93a1
Name:	d3hes2us4bieq5.cloudfront.net
Address: 2600:9000:200e:7000:2:4535:8340:93a1
Name:	d3hes2us4bieq5.cloudfront.net
Address: 2600:9000:200e:5c00:2:4535:8340:93a1
Name:	d3hes2us4bieq5.cloudfront.net
Address: 2600:9000:200e:1200:2:4535:8340:93a1
Name:	d3hes2us4bieq5.cloudfront.net
Address: 2600:9000:200e:a00:2:4535:8340:93a1
Name:	d3hes2us4bieq5.cloudfront.net
Address: 2600:9000:200e:9400:2:4535:8340:93a1
Name:	d3hes2us4bieq5.cloudfront.net
Address: 2600:9000:200e:7e00:2:4535:8340:93a1
Name:	d3hes2us4bieq5.cloudfront.net
Address: 2600:9000:200e:1000:2:4535:8340:93a1