Verizon modem cannot access the Internet

Hi there,
I have connected to the Internet using my Verizon modem but when I try to access a web page this error appears. I cannot access anything but I am connected to the Internet. Does any of you experts help me please to fix this error ? Why is not working ?
Thanks !

Access Blocked: Your attempted access to URL
https://www.google.com/reader/about/ was blocked (Keyword Filter.) Contact your network administrator for help.
