How to Block Spam Referrers like darodar.com from Accessing Website?

Question

I have several websites that get daily around 5% of visits from spam referrers. There is one strange things I noticed about this referrers: they show in Google Analytics, bu

Answer 1

This blog post suggests that the spam referrers manipulate Google Analytics and never actually visit your site, so blocking them is pointless. Google Analytics offers filtering if you want to mitigate fake site hits.