shell:$ nslookup -timeout=2 -retry=1 'o-o.preferred.indosat-cgk1.v12.lscache6.c.youtube.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	o-o.preferred.indosat-cgk1.v12.lscache6.c.youtube.com
Address: 172.217.4.46
Name:	o-o.preferred.indosat-cgk1.v12.lscache6.c.youtube.com
Address: 2607:f8b0:4009:81a::200e