shell:$ nslookup -timeout=2 -retry=1 'kontol.mambu.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
kontol.mambu.com	canonical name = prod-nvirginia-frontend.mambu-cloud.com.
prod-nvirginia-frontend.mambu-cloud.com	canonical name = prod-fend-nvirginia.eba-rcrjeyim.us-east-1.elasticbeanstalk.com.
Name:	prod-fend-nvirginia.eba-rcrjeyim.us-east-1.elasticbeanstalk.com
Address: 3.223.161.237
Name:	prod-fend-nvirginia.eba-rcrjeyim.us-east-1.elasticbeanstalk.com
Address: 3.221.9.37