shell:$ nslookup -timeout=2 -retry=1 'learn.esoft.lk'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
learn.esoft.lk	canonical name = esoft-lms-1184707341.ap-southeast-1.elb.amazonaws.com.
Name:	esoft-lms-1184707341.ap-southeast-1.elb.amazonaws.com
Address: 13.213.189.91
Name:	esoft-lms-1184707341.ap-southeast-1.elb.amazonaws.com
Address: 175.41.161.208