shell:$ nslookup -timeout=2 -retry=1 'ns-open1.qq.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	ns-open1.qq.com
Address: 117.135.174.196
Name:	ns-open1.qq.com
Address: 43.134.249.21
Name:	ns-open1.qq.com
Address: 43.134.249.20
Name:	ns-open1.qq.com
Address: 43.161.3.23
Name:	ns-open1.qq.com
Address: 43.161.3.24
Name:	ns-open1.qq.com
Address: 183.60.116.3
Name:	ns-open1.qq.com
Address: 43.129.131.155
Name:	ns-open1.qq.com
Address: 2402:4e00:111:ffe::3