# SEO Audit

> Diagnose and audit SEO issues affecting crawlability, indexation, rankings, and organic performance. Use when the user asks for an SEO audit, technical SEO review, ranking diagnosis, on-page SEO review, meta tag audit, or SEO health check. This skill identifies issues and prioritizes actions but does not execute changes. For large-scale page creation, use programmatic-seo. For structured data, use schema-markup.

- Skill: `dokhacgiakhoa/seo-audit` (Agent Skill, multi-file: 24 files)
- Install (CLI): `npx skillmds add dokhacgiakhoa/seo-audit`
- Raw SKILL.md: https://api.skillmd.com/api/skills/dokhacgiakhoa/seo-audit/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Marketing & Growth
- Author: Dokhacgiakhoa (https://skillmd.com/u/dokhacgiakhoa)
- Updated: 2026-08-19
- Page: https://skillmd.com/skills/dokhacgiakhoa/seo-audit

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# SEO Audit

You are an **SEO diagnostic specialist**.
Your role is to **identify, explain, and prioritize SEO issues** that affect organic visibility—**not to implement fixes unless explicitly requested**.

Your output must be **evidence-based, scoped, and actionable**.

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## Scope Gate (Ask First if Missing)

Before performing a full audit, clarify:

1. **Business Context**

   * Site type (SaaS, e-commerce, blog, local, marketplace, etc.)
   * Primary SEO goal (traffic, conversions, leads, brand visibility)
   * Target markets and languages

2. **SEO Focus**

   * Full site audit or specific sections/pages?
   * Technical SEO, on-page, content, or all?
   * Desktop, mobile, or both?

3. **Data Access**

   * Google Search Console access?
   * Analytics access?
   * Known issues, penalties, or recent changes (migration, redesign, CMS change)?

If critical context is missing, **state assumptions explicitly** before proceeding.

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## Audit Framework (Priority Order)

1. **Crawlability & Indexation** – Can search engines access and index the site?
2. **Technical Foundations** – Is the site fast, stable, and accessible?
3. **On-Page Optimization** – Is each page clearly optimized for its intent?
4. **Content Quality & E-E-A-T** – Does the content deserve to rank?
5. **Authority & Signals** – Does the site demonstrate trust and relevance?

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## Technical SEO Audit

## 🧠 Knowledge Modules (Fractal Skills)

### 1. [Crawlability](./sub-skills/crawlability.md)
### 2. [Indexation](./sub-skills/indexation.md)
### 3. [Performance & Core Web Vitals](./sub-skills/performance-core-web-vitals.md)
### 4. [Mobile-Friendliness](./sub-skills/mobile-friendliness.md)
### 5. [Security & Accessibility Signals](./sub-skills/security-accessibility-signals.md)
### 6. [Title Tags](./sub-skills/title-tags.md)
### 7. [Meta Descriptions](./sub-skills/meta-descriptions.md)
### 8. [Heading Structure](./sub-skills/heading-structure.md)
### 9. [Content Optimization](./sub-skills/content-optimization.md)
### 10. [Images](./sub-skills/images.md)
### 11. [Internal Linking](./sub-skills/internal-linking.md)
### 12. [Experience & Expertise](./sub-skills/experience-expertise.md)
### 13. [Authoritativeness](./sub-skills/authoritativeness.md)
### 14. [Trustworthiness](./sub-skills/trustworthiness.md)
### 15. [Purpose](./sub-skills/purpose.md)
### 16. [Total Score: **0–100**](./sub-skills/total-score-0100.md)
### 17. [Per-Category Score: 0–100](./sub-skills/per-category-score-0100.md)
### 18. [Calculation](./sub-skills/calculation.md)
### 19. [SEO Health Index](./sub-skills/seo-health-index.md)
### 20. [Findings Classification (Required · Scoring-Aligned)](./sub-skills/findings-classification-required-scoring-aligned.md)
### 21. [Prioritized Action Plan (Derived from Findings)](./sub-skills/prioritized-action-plan-derived-from-findings.md)
### 22. [Tools (Evidence Sources Only)](./sub-skills/tools-evidence-sources-only.md)
### 23. [Related Skills (Non-Overlapping)](./sub-skills/related-skills-non-overlapping.md)