shell:$ nslookup -timeout=2 -retry=1 'www.douyin.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
www.douyin.com	canonical name = www.douyin.com.bytedns1.com.
www.douyin.com.bytedns1.com	canonical name = www.douyin.com.w.kunluncan.com.
www.douyin.com.w.kunluncan.com	canonical name = www.douyin.com.queniuyk.com.
Name:	www.douyin.com.queniuyk.com
Address: 8.25.82.225
Name:	www.douyin.com.queniuyk.com
Address: 163.181.246.205
Name:	www.douyin.com.queniuyk.com
Address: 8.25.82.226
Name:	www.douyin.com.queniuyk.com
Address: 47.246.22.197
Name:	www.douyin.com.queniuyk.com
Address: 47.246.23.178
Name:	www.douyin.com.queniuyk.com
Address: 163.181.246.203
Name:	www.douyin.com.queniuyk.com
Address: 47.246.23.180
Name:	www.douyin.com.queniuyk.com
Address: 163.181.60.206
Name:	www.douyin.com.queniuyk.com
Address: 47.246.22.196
Name:	www.douyin.com.queniuyk.com
Address: 47.246.23.182
Name:	www.douyin.com.queniuyk.com
Address: 47.246.23.183
Name:	www.douyin.com.queniuyk.com
Address: 163.181.60.203
Name:	www.douyin.com.queniuyk.com
Address: 2404:2280:187:0:3::40d
Name:	www.douyin.com.queniuyk.com
Address: 2404:2280:187:0:3::40c