What is a good Spam Score?

A Spam Score of 1-10% is low risk and safe for link building. 11-30% is medium risk — evaluate carefully. 31-60% is high risk. 61-100% is very high risk and you should avoid building links from these sites.

Does high Spam Score affect Google rankings?

Spam Score itself is not a Google metric and doesn't directly hurt rankings. However, the underlying issues it identifies (toxic links, thin content, missing contact info) are things Google may penalize. Think of it as a warning system.

How can I reduce my Spam Score?

Audit and remove toxic backlinks, improve content quality, add contact information, implement HTTPS, fix technical issues like broken links and unnecessary redirects, and diversify your anchor text profile.

What are the 27 Spam Score flags?

Moz's 27 flags fall into categories: link-related (low MozRank, high external links), content-related (thin content, keyword stuffing), domain-related (spammy keywords in domain, suspicious TLD), technical (no HTTPS, missing privacy policy), and anchor text flags (over-optimized anchors).

Should I avoid sites with high Spam Score for link building?

Generally yes. Sites with Spam Score above 30% should be avoided for link building. Sites with 11-30% should be evaluated carefully. Always check the specific reasons for a high score before making a decision.

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SEO2026/07/13

What is Spam Score? Complete Guide to Moz Spam Score

What is spam score? Complete guide to Moz Spam Score — learn the 27 spam flags, what causes high spam score (1-100%), and how to reduce it to protect your SEO rankings.