FluxCP Server Status - Offline

[rmon]

Hi,

I'm currently hosting on google cloud and my server is already running properly,

My issue is on FLUXCP 

Login Map Char are showing as offline , but in ratemyserver already showing as online.

For Reference :

Server and FluxCP are connected in one VPS using CentOS7

 For the Firewall configuration inside CentOS7

# firewall-cmd --zone=trusted --add-port=6900/tcp --permanent
# firewall-cmd --zone=trusted --add-port=6121/tcp --permanent
# firewall-cmd --zone=trusted --add-port=5121/tcp --permanent
# firewall-cmd --zone=trusted --add-port=6900/udp --permanent
# firewall-cmd --zone=trusted --add-port=6121/udp --permanent
# firewall-cmd --zone=trusted --add-port=5121/udp --permanent

# firewall-cmd --reload
# systemctl restart network.service
# systemctl restart firewalld.service

View attachment 18114

For GoogleCloud :

View attachment 18113

PHP Socket Connection : 

View attachment 18115

View attachment 18074