DYNMAP Wont Render

Hi i run my server on a linux box and play on a custom made pc here is the ip to my dyn map http://109.149.115.183:8107/ but whenever i put in /dynmap fullrender world on my custom made pc it says it started but nothing ever comes up on the webpage is there anyway to fix this am i doing it on the wrong pc should i play minecraft on my linux box do render then go back on my custom pc to play??