Free SEO Tool
Classify Every Backlink in Seconds
Upload your backlink export and instantly label every link by type, quality, and risk. The fastest way to audit Ahrefs, Semrush, and Moz reports.
Built for SEO agencies, consultants, and in-house teams.
100% Free · No Account Required · Browser-Side Processing · 37 Classification Rules
Everything you need for link audits
Professional-grade classification without the enterprise price tag.
Instant classification
37 rules detect guest posts, comments, EDU, GOV, toxic links, and 24 more types.
28 backlink categories
Guest Posts, Comments, Profiles, Forums, EDU, GOV, Directories, Web 2.0, Toxic, and more — one engine powers every future SEO tool.
Export by category
Download Guest Posts, Comments, EDU links, Toxic links, or any category as its own CSV.
Audit-ready exports
Filter by category, search URLs, and download a classified CSV for clients or disavow files.
Classify Your Backlink Profile
Upload any backlink export. Our engine automatically organizes every link into meaningful categories — Guest Posts, Comments, EDU, GOV, Directories, and more.
Drop your backlink CSV here
or browse files · Classification starts automatically
Import details
Mapping confidence
Column mapping
Confirm which columns contain your backlink data.
Classifying your backlinks
SEO Decision Intelligence
Understand what to build, improve, replace, or remove — not just what you have.
Executive summary
Top strengths
Top weaknesses
Biggest opportunities
Highest risks
Priority action plan
Recommendations ranked by impact — every action includes reason, difficulty, and expected impact
Opportunities
Growth areas identified from your classified profile
Backlink risk report
Risks with severity levels and suggested actions
Profile benchmarking
Category share vs configurable healthy ranges
| Category | Your % | Recommended | Status |
|---|
Backlink diversity score
Anchor intelligence
Domain distribution
Placement intelligence
Profile dimensions
Strengths
Weaknesses
Recommendations
Category distribution
Click a category to filter backlinks
Quality distribution
Average: 0
Toxic distribution
Average: 0
Follow vs Nofollow
Link attribute breakdown
Placement distribution
Where links appear on source pages
Rule analytics
Most triggered rules and low-confidence patterns
Unknown backlink queue
Links that could not be confidently classified
Advanced filters
Combine filters — e.g. Guest Posts AND Quality > 70 AND Dofollow
Explainable exports
CSV includes category, confidence, quality, toxic, matched rules, evidence, placement, and recommendations
| # | Source | Target | Anchor | Category | Placement | Type | Conf. | Quality | Toxic | Why? |
|---|
No links match your filters.
How the Backlink Classifier Works
Our rules engine analyzes each link's source URL, target URL, anchor text, and rel attributes against 37 classification patterns. Quality score rates link value. Toxic score flags risky patterns. Confidence shows match strength.
Upload CSV
Drop your Ahrefs, Semrush, or Moz export
Auto-classify
37 rules engine scores every link
Export report
Filter, review, and download results
Supported Providers
Works with exports from every major SEO tool. Upload any CSV with source and target URL columns.
Ahrefs
Export supported
Semrush
Export supported
Moz
Export supported
Majestic
Export supported
Google Search Console
Custom CSV
Ubersuggest
Custom CSV
Custom CSV
Any format
28 Backlink Types We Classify
Every link is labeled into one of these categories — from editorial placements to toxic spam.
Backlink Classifier — Frequently Asked Questions
A backlink classifier is a tool that automatically labels each inbound link by type — such as guest post, comment, EDU, or toxic — using URL patterns and SEO signals. It helps you audit link profiles faster than manual review.
Export your backlink report as CSV from Ahrefs, Semrush, Moz, or Majestic. Upload it here and we auto-detect the column format. Each row is classified by the SEO Booster engine in seconds.
Ahrefs, Semrush, Moz, and Majestic exports are supported with automatic column detection. Generic CSV files work when they include source URL and target URL columns.
No. Your CSV is parsed entirely in your browser. Only individual link fields are sent to our classification API — never the full file.
Quality scores range by link type. Editorial and resource links typically score highest. Use the category label and confidence score together to prioritize outreach and disavow decisions.
Each batch processes up to 50 links to ensure fast, reliable results. For larger audits, split your export into multiple CSV files and run them sequentially.
Yes. After classification, download a CSV with category, confidence, quality score, toxic score, and reason for each link.
Yes. The Backlink Classifier is completely free to use with no account required.
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Free forever · No data stored · 37 classification rules