shell:$ nslookup -timeout=2 -retry=1 'ec-ns.sascdn.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
ec-ns.sascdn.com	canonical name = akns.sascdn.com.edgesuite.net.
akns.sascdn.com.edgesuite.net	canonical name = a1845.dscb.akamai.net.
Name:	a1845.dscb.akamai.net
Address: 23.199.54.11
Name:	a1845.dscb.akamai.net
Address: 23.199.54.26
Name:	a1845.dscb.akamai.net
Address: 2600:1405:d400:12::17d4:efcb
Name:	a1845.dscb.akamai.net
Address: 2600:1405:d400:12::17d4:efd4