shell:$ nslookup -timeout=2 -retry=1 'push-rtmp-c11.douyincdn.com.tlivepush.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
push-rtmp-c11.douyincdn.com.tlivepush.com	canonical name = oversea.tliveup.sched.ovscdns.net.
Name:	oversea.tliveup.sched.ovscdns.net
Address: 43.152.181.109
Name:	oversea.tliveup.sched.ovscdns.net
Address: 43.152.181.110
Name:	oversea.tliveup.sched.ovscdns.net
Address: 43.152.180.109