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

Non-authoritative answer:
m.ooredoo.dz	canonical name = www.ooredoo.dz.
Name:	www.ooredoo.dz
Address: 80.88.14.227