shell:$ nslookup -timeout=2 -retry=1 'm.jd.co.th' Server: 75.98.161.224 Address: 75.98.161.224#53 Non-authoritative answer: m.jd.co.th canonical name = m.jd.co.th.gslb.qianxun.com. Name: m.jd.co.th.gslb.qianxun.com Address: 103.107.90.203