shell:$ nslookup -timeout=2 -retry=1 'v77.tiktokcdn.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
v77.tiktokcdn.com	canonical name = 1464091238.rsc.cdn77.org.
Name:	1464091238.rsc.cdn77.org
Address: 138.199.57.75