Backlink Analysis
- 828 installs
- 787 repo stars
- Updated June 9, 2026
- kostja94/marketing-skills
backlink-analysis is a Claude Code marketing skill that systematically audits backlink profiles, flags toxic links, and plans SEO improvements for developers and technical marketers managing site authority.
About
backlink-analysis is a Claude Code skill (version 1.0.1) from kostja94/marketing-skills that guides systematic off-page SEO backlink audits. The skill walks through assessing referring-domain quality, identifying toxic or suspicious links, evaluating overall link-profile health, and drafting improvement plans including disavow considerations. It triggers on phrases like backlink audit, referring domains, toxic links, link profile, and disavow file. Developers and technical SEO owners reach for backlink-analysis when diagnosing ranking drops, preparing a link cleanup, or documenting off-page SEO health before content or link-building work.
- Guides complete backlink audits including toxic link detection and competitive analysis
- Evaluates 6 core metrics: referring domains, total backlinks, DR/DA scores, anchor text distribution, link velocity, and
- Provides structured quality assessment, issue identification, and actionable improvement planning
- Works with both premium tools like Ahrefs/Semrush and free alternatives
- Delivers prioritized recommendations for disavow files and link acquisition strategy
Backlink Analysis by the numbers
- 828 all-time installs (skills.sh)
- +5 installs in the week ending Jul 29, 2026 (Skillselion tracking)
- Ranked #530 of 1,879 Marketing & SEO skills by installs in the Skillselion catalog
- Security screen: MEDIUM risk (skills.sh audit)
- Data as of Jul 31, 2026 (Skillselion catalog sync)
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| Installs | 828 |
|---|---|
| repo stars | ★ 787 |
| Security audit | 2 / 3 scanners passed |
| Last updated | June 9, 2026 |
| Repository | kostja94/marketing-skills ↗ |
How do you audit a backlink profile for toxic links?
Systematically audit backlink profiles, spot toxic links, evaluate referring domains, and create improvement plans for SEO performance.
Who is it for?
Developers or technical marketers diagnosing off-page SEO health, toxic links, or disavow needs on a production site.
Skip if: Teams seeking proactive link-building outreach rather than auditing an existing backlink profile.
When should I use this skill?
The user mentions backlink analysis, backlink audit, referring domains, toxic links, link profile, or disavow file.
What you get
Backlink audit report, toxic-link list, referring-domain quality assessment, and improvement or disavow plan.
- Backlink audit report
- Toxic-link inventory
- SEO improvement plan
By the numbers
- Skill version 1.0.1 in kostja94/marketing-skills
Files
SEO Off-Page: Backlink Analysis
Guides backlink profile analysis: assessing quality, identifying issues, and planning improvements.
When invoking: On first use, if helpful, open with 1–2 sentences on what this skill covers and why it matters, then provide the main output. On subsequent use or when the user asks to skip, go directly to the main output.
Scope (Off-Page SEO)
- Backlink audit: Analyze profile; toxic links; competitive analysis
- Authority Score: Monitor domain/page authority; referring domains
Initial Assessment
Identify: 1. Domain: Site to analyze 2. Tool access: SEO tools (e.g. Ahrefs, Semrush) or free alternatives 3. Goals: Audit for issues, competitive analysis, or growth planning
Key Metrics
| Metric | Meaning |
|---|---|
| Referring domains | Number of unique sites linking |
| Backlinks | Total number of links |
| Domain Rating (DR) / Domain Authority (DA) | Domain strength score |
| Anchor text distribution | Mix of branded, generic, exact match |
| Link velocity | Rate of new links over time |
Analysis Framework
1. Quality Assessment
- Relevance: Do links come from related niches?
- Authority: Are referring domains trusted?
- Context: Editorial vs. footer/sidebar links?
- Anchor text: Natural or over-optimized?
2. Risk Signals
| Signal | Action |
|---|---|
| Toxic links | Consider disavow (use cautiously) |
| Spammy anchors | Diversify anchor text naturally |
| Link schemes | Remove or disavow |
| Sudden spike | Investigate; may trigger penalty |
3. Competitive Comparison
- Compare backlink profile to competitors
- Identify link gaps (sites linking to competitors but not you)
- Find link opportunities from competitor backlinks
- See competitor-research for full methodology
Disavow File
- Use only when necessary (manual penalty, toxic links)
- Submit via Google Search Console (see google-search-console for Links report and disavow submission)
- Caution: Over-disavowing can harm; use sparingly
- References: Google Disavow
Output Format
- Profile summary: Key metrics, trends
- Quality assessment: Strengths and weaknesses
- Risk signals: Toxic or suspicious links
- Recommendations: Link building priorities, disavow if needed
- Competitive insights: Link gap opportunities
Related Skills
- google-search-console: Links report, disavow file submission
- seo-monitoring: Backlink metrics in full SEO monitoring; quality vs quantity, referral ROI
- link-building: Use analysis to plan link building
- competitor-research: Competitor backlink analysis; link gap methodology
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Use backlink-analysis for auditing and cleaning an existing link profile; pair with a link-building skill when the goal is acquiring new backlinks.
FAQ
When should I use backlink-analysis?
Use backlink-analysis when you need to audit an existing backlink profile, identify toxic or suspicious referring domains, or plan disavow and cleanup actions. The skill focuses on analysis and remediation planning, not new link acquisition.
What does backlink-analysis output?
backlink-analysis produces a structured assessment of referring-domain quality, a list of problematic or toxic links, and an improvement plan that may include disavow-file guidance for search-engine submission.
Is Backlink Analysis safe to install?
skills.sh reports 2 of 3 security scanners passed. Review the Security Audits panel on this page before installing in production.