shell:$ nslookup -timeout=2 -retry=1 'rr3---sn-jcopn2-jb3z.googlevideo.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
rr3---sn-jcopn2-jb3z.googlevideo.com	canonical name = rr3.sn-jcopn2-jb3z.googlevideo.com.
Name:	rr3.sn-jcopn2-jb3z.googlevideo.com
Address: 202.158.59.206
Name:	rr3.sn-jcopn2-jb3z.googlevideo.com
Address: 2001:d10:8401:3::e