shell:$ nslookup -timeout=2 -retry=1 'app.mtn.co.za'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	app.mtn.co.za
Address: 196.11.240.36
Name:	app.mtn.co.za
Address: 196.13.230.136