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

Non-authoritative answer:
chats.viber.com	canonical name = dywhkcjoy8lcm.cloudfront.net.
Name:	dywhkcjoy8lcm.cloudfront.net
Address: 3.160.22.129
Name:	dywhkcjoy8lcm.cloudfront.net
Address: 3.160.22.11
Name:	dywhkcjoy8lcm.cloudfront.net
Address: 3.160.22.75
Name:	dywhkcjoy8lcm.cloudfront.net
Address: 3.160.22.50