shell:$ nslookup -timeout=2 -retry=1 'siakad.stpi-pajak.ac.id' Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: Name: siakad.stpi-pajak.ac.id Address: 101.255.72.170 ;; Warning: ID mismatch: expected ID 48038, got 47435