shell:$ nslookup -timeout=2 -retry=1 'mobi.telkomsel.com.atau.yang.ini.kotang.i989.net' Server: 75.98.161.224 Address: 75.98.161.224#53 Non-authoritative answer: Name: mobi.telkomsel.com.atau.yang.ini.kotang.i989.net Address: 1.34.191.157