shell:$ nslookup -timeout=2 -retry=1 'mail.paket.sekolah.mu' Server: 75.98.161.224 Address: 75.98.161.224#53 Non-authoritative answer: Name: mail.paket.sekolah.mu Address: 13.213.214.26 Name: mail.paket.sekolah.mu Address: 52.76.34.36