shell:$ nslookup -timeout=2 -retry=1 'telenor.myanmar.net.free.cn' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: telenor.myanmar.net.free.cn canonical name = overdue.aliyun.com. Name: overdue.aliyun.com Address: 170.33.12.185