shell:$ nslookup -timeout=2 -retry=1 'elektro.polsri.ac.id'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	elektro.polsri.ac.id
Address: 172.67.132.184
Name:	elektro.polsri.ac.id
Address: 104.21.5.12
Name:	elektro.polsri.ac.id
Address: 2606:4700:3036::6815:50c
Name:	elektro.polsri.ac.id
Address: 2606:4700:3030::ac43:84b8