shell:$ nslookup -timeout=2 -retry=1 'v9.tiktokcdn.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
v9.tiktokcdn.com	canonical name = v9.tiktokcdn.com.ecdnx.com.
v9.tiktokcdn.com.ecdnx.com	canonical name = zbdhwvi.v.ecdnx.com.
Name:	zbdhwvi.v.ecdnx.com
Address: 151.242.233.53
Name:	zbdhwvi.v.ecdnx.com
Address: 154.85.69.99
Name:	zbdhwvi.v.ecdnx.com
Address: 151.242.233.54
Name:	zbdhwvi.v.ecdnx.com
Address: 154.85.69.96