Whenever I google anything the results come up like this:
Mumsnet This site may harm your computer. www.mumsnet.com/ - Similar pages
Never had the "this site may harm your computer" statement before [worried]
When I click the link I get:
Warning - visiting this web site may harm your computer! Suggestions: Return to the previous page and pick another result. Try another search to find what you're looking for. Or you can continue to http://www.mumsnet.com/ at your own risk. For detailed information about the problems we found, visit Google's Safe Browsing diagnostic page for this site.
For more information about how to protect yourself from harmful software online, you can visit StopBadware.org.
If you are the owner of this web site, you can request a review of your site using Google's Webmaster Tools. More information about the review process is available in Google's Webmaster Help Center. Advisory provided by GOOGLE.
Incidently the address in the bar when that page is up is: