Spam score, in simple terms, is a metric that enables to know the potential qualities of a given website to be spam websites which can affect negatively the ranking of the specific website in search engines. Some webpages may also have a recognizably high spam score due to the prevalence of low quality back linking, keyword spamming, and over optimization. But spam score is highly detrimental because it suppresses the credibility of effects to be generated in search engines and encourages further more penalties. In these purposes a number of techniques can be employed such as a routine checking of the backlinks, a timely and relevant generation of content, and an ethical SEO oriented improvement of the ranking and online visibility.