Problem Posting Link On Facebook

Assalam-o-Alikum http://talha-rao.blogspot.com/

I have a blog and i am having trouble in posting my link on facebook
An error arises when ever i post on facebook......It says:

The content you're trying to share includes a link that's been blocked for being spammy or unsafe:
uphero.com
For more information, visit the Help Center. If you think you're seeing this by mistake, please let us know.

and when I remove thumbnails and Images then link gets posted

please tell me what is the problem....??