shell:$ nslookup -timeout=2 -retry=1 'www.promobile.sn'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
www.promobile.sn	canonical name = frontend-lb-1605769408.eu-west-1.elb.amazonaws.com.
Name:	frontend-lb-1605769408.eu-west-1.elb.amazonaws.com
Address: 34.254.86.105
Name:	frontend-lb-1605769408.eu-west-1.elb.amazonaws.com
Address: 63.33.80.73