shell:$ nslookup -timeout=2 -retry=1 'icity.indosatooredoo.com' Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: icity.indosatooredoo.com canonical name = indosatooredoo.com. Name: indosatooredoo.com Address: 114.7.94.149