shell:$ nslookup -timeout=2 -retry=1 'www.airtel.co.rw'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
www.airtel.co.rw	canonical name = it8hd78.impervadns.net.
Name:	it8hd78.impervadns.net
Address: 45.60.75.92