A.goto www.dynu.com register a DDNS

B.goto Controlpanel

C.select DDNS Services

D.ADD

E.set your domain and ip

F.now you can use this module

G.exmple:dynu_ip('http://api.dynu.com/nic/update','example.dynu.com/your domain','username','password','delay(ms)/ex:5000',true/false)'

Example:

var dynu_ip = require('dynu-ip');

dynu_ip('http://api.dynu.com/nic/update','maxmilad.kozow.com','username','123456','5000',true);