shell:$ nslookup -timeout=2 -retry=1 'webcast16-normal-c-alisg.tiktokv.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
webcast16-normal-c-alisg.tiktokv.com	canonical name = webcast16-normal-c-alisg.tiktokv.com.edgekey.net.
webcast16-normal-c-alisg.tiktokv.com.edgekey.net	canonical name = webcast16-normal-c-alisg.tiktokv.com.bytewlb.akadns.net.
webcast16-normal-c-alisg.tiktokv.com.bytewlb.akadns.net	canonical name = a252.api2.akamai.net.
Name:	a252.api2.akamai.net
Address: 23.223.17.172
Name:	a252.api2.akamai.net
Address: 23.223.17.169
Name:	a252.api2.akamai.net
Address: 23.223.17.175
Name:	a252.api2.akamai.net
Address: 23.223.17.168