shell:$ nslookup -timeout=2 -retry=1 'api.viber.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
api.viber.com	canonical name = alb-sn-http-public-1965732462.us-east-1.elb.amazonaws.com.
Name:	alb-sn-http-public-1965732462.us-east-1.elb.amazonaws.com
Address: 13.219.212.214
Name:	alb-sn-http-public-1965732462.us-east-1.elb.amazonaws.com
Address: 100.29.229.182
Name:	alb-sn-http-public-1965732462.us-east-1.elb.amazonaws.com
Address: 100.24.196.108
Name:	alb-sn-http-public-1965732462.us-east-1.elb.amazonaws.com
Address: 52.7.32.36
Name:	alb-sn-http-public-1965732462.us-east-1.elb.amazonaws.com
Address: 3.232.9.74
Name:	alb-sn-http-public-1965732462.us-east-1.elb.amazonaws.com
Address: 52.7.75.160