shell:$ nslookup -timeout=2 -retry=1 'abtest-sg-tiktok.byteoversea.com'
Server: 75.98.161.224
Address: 75.98.161.224#53
Non-authoritative answer:
abtest-sg-tiktok.byteoversea.com canonical name = alisg-normal-lb.byteoversea.net.
Name: alisg-normal-lb.byteoversea.net
Address: 103.136.220.205
Name: alisg-normal-lb.byteoversea.net
Address: 103.136.220.204
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