shell:$ nslookup -timeout=2 -retry=1 'test.main.airtel.africa'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
test.main.airtel.africa	canonical name = trfmou8.ng.impervadns.net.
Name:	trfmou8.ng.impervadns.net
Address: 45.60.75.92