Can't reach hostname or port 80

[Angela Wang]

I'm using Varnish on Nginx. I have varnish configured to run on port 80 
and Nginx on port 8080. Nginx is also configured on a hostname. However, 
I can not reach IP_ADD:80 or hostname, but I can reach IP_ADD:8080. 
Paste is available here http://paste.ubuntu.com/5712101/

Angela