shell:$ nslookup -timeout=2 -retry=1 'ff-advance.ff.garena.com' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: ff-advance.ff.garena.com canonical name = na.k8s.web.garenanow.com. Name: na.k8s.web.garenanow.com Address: 143.92.120.189