Site blacklisted? is there a virus on my site?

My site www.areacuadrada.com/ appears to be blacklisted by your virus scanner. Can you please confirm and  give an explanation , I check the code and change the web page, but appears a virus yet!!- so I can fix whatever caused this. 

Thank you,
John Rodriguez

Hello John,
We recommend you to submit your request using this link: https://www.avg.com/en-us/false-positive-file-form where our developers will check and get back to you via email.