GOOGLE ANALYTICS SPAMMY REFERRERS
Well those hits no matter how high the traffic your site gets is useless and can be dangerous for the site’s SEO score and visibility. You should be alarm and worried where these traffic comes from and if you’re to late you would be wondering why the website is not visible in SERPS no more. Check out http://www.ohow.co/what-is-referrer-spam-how-stop-it-guide/ to know what to do to fix or avoid penalization from search engines.
TWO SPAM TYPES TO EXLUDE
There are 2 types of spam both harmful to your site and mess up your google analytics report
- hits directly your Google Analytics.
Checking Referral Hostname
- hits your website directly using a bot that crawls your site
I hope that this post have been useful for you, feel free to comment your thoughts, opinion and questions below. I would be personally reply to you as soon as I can. –Al Gregorios