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

Non-authoritative answer:
chats.viber.com	canonical name = dywhkcjoy8lcm.cloudfront.net.
Name:	dywhkcjoy8lcm.cloudfront.net
Address: 3.170.185.59
Name:	dywhkcjoy8lcm.cloudfront.net
Address: 3.170.185.122
Name:	dywhkcjoy8lcm.cloudfront.net
Address: 3.170.185.99
Name:	dywhkcjoy8lcm.cloudfront.net
Address: 3.170.185.111