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

Non-authoritative answer:
live.viber.com	canonical name = viber.production.dualstack.edgekey.net.
viber.production.dualstack.edgekey.net	canonical name = e9413.dscb.akamaiedge.net.
Name:	e9413.dscb.akamaiedge.net
Address: 23.64.254.234
Name:	e9413.dscb.akamaiedge.net
Address: 2600:1405:d400:389::24c5
Name:	e9413.dscb.akamaiedge.net
Address: 2600:1405:d400:388::24c5