shell:$ nslookup -timeout=2 -retry=1 'open.ihago.cn'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	open.ihago.cn
Address: 8.159.153.190
Name:	open.ihago.cn
Address: 47.236.108.247
Name:	open.ihago.cn
Address: 47.245.135.89