cant access through dyndns

[sameerkgm]

hello

i am new here. i installed centos 7 and cwp .i can access my local ip 10.10.12.100:2030 . i have dyndns account and i configure port forward 8005  (tcp-80/udp-80) on router. how can i access from outside network

on cwp dashboard showing me. BIND DNS Server failed