shell:$ nslookup -timeout=2 -retry=1 'mustmail02.mobilis.dz'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	mustmail02.mobilis.dz
Address: 41.110.183.33
Name:	mustmail02.mobilis.dz
Address: 196.20.72.26