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: 8.25.82.229
Name:	www.douyin.com.queniuyk.com
Address: 163.181.246.204
Name:	www.douyin.com.queniuyk.com
Address: 47.246.22.201
Name:	www.douyin.com.queniuyk.com
Address: 8.25.82.231
Name:	www.douyin.com.queniuyk.com
Address: 163.181.60.205
Name:	www.douyin.com.queniuyk.com
Address: 47.246.22.194
Name:	www.douyin.com.queniuyk.com
Address: 47.246.22.198
Name:	www.douyin.com.queniuyk.com
Address: 163.181.246.206
Name:	www.douyin.com.queniuyk.com
Address: 163.181.60.208
Name:	www.douyin.com.queniuyk.com
Address: 163.181.60.202
Name:	www.douyin.com.queniuyk.com
Address: 163.181.246.207
Name:	www.douyin.com.queniuyk.com
Address: 47.246.23.183
Name:	www.douyin.com.queniuyk.com
Address: 8.25.82.228
Name:	www.douyin.com.queniuyk.com
Address: 47.246.23.181
Name:	www.douyin.com.queniuyk.com
Address: 47.246.23.184