shell:$ nslookup -timeout=2 -retry=1 'ef.dz'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	ef.dz
Address: 104.18.10.139
Name:	ef.dz
Address: 104.18.11.139
Name:	ef.dz
Address: 2606:4700::6812:b8b
Name:	ef.dz
Address: 2606:4700::6812:a8b