shell:$ nslookup -timeout=2 -retry=1 'im-ws-sg.tiktok.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
im-ws-sg.tiktok.com	canonical name = sgali1.ws.byteoversea.net.
Name:	sgali1.ws.byteoversea.net
Address: 71.18.255.144
Name:	sgali1.ws.byteoversea.net
Address: 71.18.255.146
Name:	sgali1.ws.byteoversea.net
Address: 71.18.255.147
Name:	sgali1.ws.byteoversea.net
Address: 71.18.255.145