shell:$ nslookup -timeout=2 -retry=1 'speedtest3.tedata.net.prod.hosts.ooklaserver.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
speedtest3.tedata.net.prod.hosts.ooklaserver.net	canonical name = speedtest3.tedata.net.
Name:	speedtest3.tedata.net
Address: 213.158.190.30