MikroTik

Hello , In this forum.
A lot of people discuss "How to block something", 
But now I need to allow Line app.
And now I found a lot of address but still cannot suit for anytime or everywhere.


/ip firewall filter
add chain=forward comment="LINE TXT" dst-address=23.212.52.0/24
add chain=forward dst-address=81.19.104.0/24
add chain=forward dst-address=104.115.208.0/24
add chain=forward dst-address=119.235.235.0/24
add chain=forward dst-address=119.235.237.0/24
add chain=forward dst-address=203.69.113.0/24
add chain=forward dst-address=203.104.103.0/24
add chain=forward dst-address=209.10.120.0/24

Hi 
try using port not ip