technical-seo-checker

仓库: aaron-he-zhu/seo-geo-claude-skills
安装量: 1.2K
排名: #1165

安装

npx skills add https://github.com/aaron-he-zhu/seo-geo-claude-skills --skill technical-seo-checker

This skill performs comprehensive technical SEO audits to identify issues that may prevent search engines from properly crawling, indexing, and ranking your site.

When to Use This Skill

  • Launching a new website

  • Diagnosing ranking drops

  • Pre-migration SEO audits

  • Regular technical health checks

  • Identifying crawl and index issues

  • Improving site performance

  • Fixing Core Web Vitals issues

What This Skill Does

  • Crawlability Audit: Checks robots.txt, sitemaps, crawl issues

  • Indexability Review: Analyzes index status and blockers

  • Site Speed Analysis: Evaluates Core Web Vitals and performance

  • Mobile-Friendliness: Checks mobile optimization

  • Security Check: Reviews HTTPS and security headers

  • Structured Data Audit: Validates schema markup

  • URL Structure Analysis: Reviews URL patterns and redirects

  • International SEO: Checks hreflang and localization

How to Use

Full Technical Audit

Perform a technical SEO audit for [URL/domain]

Specific Issue Check

Check Core Web Vitals for [URL]

Audit crawlability and indexability for [domain]

Pre-Migration Audit

Technical SEO checklist for migrating [old domain] to [new domain]

Instructions

When a user requests a technical SEO audit:

  • Audit Crawlability
## Crawlability Analysis

### Robots.txt Review

**URL**: [domain]/robots.txt
**Status**: [Found/Not Found/Error]

**Current Content**:

[robots.txt content]

| Check | Status | Notes |
|-------|--------|-------|
| File exists | ✅/❌ | [notes] |
| Valid syntax | ✅/⚠️/❌ | [errors found] |
| Sitemap declared | ✅/❌ | [sitemap URL] |
| Important pages blocked | ✅/⚠️/❌ | [blocked paths] |
| Assets blocked | ✅/⚠️/❌ | [CSS/JS blocked?] |
| Correct user-agents | ✅/⚠️/❌ | [notes] |

**Issues Found**:
- [Issue 1]
- [Issue 2]

**Recommended robots.txt**:

User-agent: * Allow: / Disallow: /admin/ Disallow: /private/

Sitemap: https://example.com/sitemap.xml

---

### XML Sitemap Review

**Sitemap URL**: [URL]
**Status**: [Found/Not Found/Error]

| Check | Status | Notes |
|-------|--------|-------|
| Sitemap exists | ✅/❌ | [notes] |
| Valid XML format | ✅/⚠️/❌ | [errors] |
| In robots.txt | ✅/❌ | [notes] |
| Submitted to GSC | ✅/⚠️/❌ | [notes] |
| URLs count | [X] | [appropriate?] |
| Only indexable URLs | ✅/⚠️/❌ | [notes] |
| Includes priority | ✅/⚠️ | [notes] |
| Includes lastmod | ✅/⚠️ | [accurate?] |

**Issues Found**:
- [Issue 1]

---

### Crawl Budget Analysis

| Factor | Status | Impact |
|--------|--------|--------|
| Crawl errors | [X] errors | [Low/Med/High] |
| Duplicate content | [X] pages | [Low/Med/High] |
| Thin content | [X] pages | [Low/Med/High] |
| Redirect chains | [X] found | [Low/Med/High] |
| Orphan pages | [X] found | [Low/Med/High] |

**Crawlability Score**: [X]/10
  • Audit Indexability
## Indexability Analysis

### Index Status Overview

| Metric | Count | Notes |
|--------|-------|-------|
| Pages in sitemap | [X] | |
| Pages indexed | [X] | [source: site: search] |
| Index coverage ratio | [X]% | [good if >90%] |

### Index Blockers Check

| Blocker Type | Found | Pages Affected |
|--------------|-------|----------------|
| noindex meta tag | [X] | [list or "none"] |
| noindex X-Robots | [X] | [list or "none"] |
| Robots.txt blocked | [X] | [list or "none"] |
| Canonical to other | [X] | [list or "none"] |
| 4xx/5xx errors | [X] | [list or "none"] |
| Redirect loops | [X] | [list or "none"] |

### Canonical Tags Audit

| Check | Status | Notes |
|-------|--------|-------|
| Canonicals present | ✅/⚠️/❌ | [X]% of pages |
| Self-referencing | ✅/⚠️/❌ | [notes] |
| Consistent (HTTP/HTTPS) | ✅/⚠️/❌ | [notes] |
| Consistent (www/non-www) | ✅/⚠️/❌ | [notes] |
| No conflicting signals | ✅/⚠️/❌ | [notes] |

### Duplicate Content Issues

| Issue Type | Count | Examples |
|------------|-------|----------|
| Exact duplicates | [X] | [URLs] |
| Near duplicates | [X] | [URLs] |
| Parameter duplicates | [X] | [URLs] |
| WWW/non-WWW | [X] | [notes] |
| HTTP/HTTPS | [X] | [notes] |

**Indexability Score**: [X]/10
  • Audit Site Speed & Core Web Vitals
## Performance Analysis

### Core Web Vitals

| Metric | Mobile | Desktop | Target | Status |
|--------|--------|---------|--------|--------|
| LCP (Largest Contentful Paint) | [X]s | [X]s | <2.5s | ✅/⚠️/❌ |
| FID (First Input Delay) | [X]ms | [X]ms | <100ms | ✅/⚠️/❌ |
| CLS (Cumulative Layout Shift) | [X] | [X] | <0.1 | ✅/⚠️/❌ |
| INP (Interaction to Next Paint) | [X]ms | [X]ms | <200ms | ✅/⚠️/❌ |

### Additional Performance Metrics

| Metric | Value | Status |
|--------|-------|--------|
| Time to First Byte (TTFB) | [X]ms | ✅/⚠️/❌ |
| First Contentful Paint (FCP) | [X]s | ✅/⚠️/❌ |
| Speed Index | [X] | ✅/⚠️/❌ |
| Total Blocking Time | [X]ms | ✅/⚠️/❌ |
| Page Size | [X]MB | ✅/⚠️/❌ |
| Requests | [X] | ✅/⚠️/❌ |

### Performance Issues

**LCP Issues**:
- [Issue]: [Impact] - [Solution]
- [Issue]: [Impact] - [Solution]

**CLS Issues**:
- [Issue]: [Impact] - [Solution]

**Resource Loading**:
| Resource Type | Count | Size | Issues |
|---------------|-------|------|--------|
| Images | [X] | [X]MB | [notes] |
| JavaScript | [X] | [X]MB | [notes] |
| CSS | [X] | [X]KB | [notes] |
| Fonts | [X] | [X]KB | [notes] |

### Optimization Recommendations

**High Impact**:
1. [Recommendation] - Est. improvement: [X]s
2. [Recommendation] - Est. improvement: [X]s

**Medium Impact**:
1. [Recommendation]
2. [Recommendation]

**Performance Score**: [X]/10
  • Audit Mobile-Friendliness
## Mobile Optimization Analysis

### Mobile-Friendly Test

| Check | Status | Notes |
|-------|--------|-------|
| Mobile-friendly overall | ✅/❌ | [notes] |
| Viewport configured | ✅/❌ | [viewport tag] |
| Text readable | ✅/⚠️/❌ | Font size: [X]px |
| Tap targets sized | ✅/⚠️/❌ | [notes] |
| Content fits viewport | ✅/❌ | [notes] |
| No horizontal scroll | ✅/❌ | [notes] |

### Responsive Design Check

| Element | Desktop | Mobile | Issues |
|---------|---------|--------|--------|
| Navigation | [status] | [status] | [notes] |
| Images | [status] | [status] | [notes] |
| Forms | [status] | [status] | [notes] |
| Tables | [status] | [status] | [notes] |
| Videos | [status] | [status] | [notes] |

### Mobile-First Indexing

| Check | Status | Notes |
|-------|--------|-------|
| Mobile version has all content | ✅/⚠️/❌ | [notes] |
| Mobile has same structured data | ✅/⚠️/❌ | [notes] |
| Mobile has same meta tags | ✅/⚠️/❌ | [notes] |
| Mobile images have alt text | ✅/⚠️/❌ | [notes] |

**Mobile Score**: [X]/10
  • Audit Security & HTTPS
## Security Analysis

### HTTPS Status

| Check | Status | Notes |
|-------|--------|-------|
| SSL certificate valid | ✅/❌ | Expires: [date] |
| HTTPS enforced | ✅/❌ | [redirects properly?] |
| Mixed content | ✅/⚠️/❌ | [X] issues |
| HSTS enabled | ✅/⚠️ | [notes] |
| Certificate chain | ✅/⚠️/❌ | [notes] |

### Security Headers

| Header | Present | Value | Recommended |
|--------|---------|-------|-------------|
| Content-Security-Policy | ✅/❌ | [value] | [recommendation] |
| X-Frame-Options | ✅/❌ | [value] | DENY or SAMEORIGIN |
| X-Content-Type-Options | ✅/❌ | [value] | nosniff |
| X-XSS-Protection | ✅/❌ | [value] | 1; mode=block |
| Referrer-Policy | ✅/❌ | [value] | [recommendation] |

**Security Score**: [X]/10
  • Audit URL Structure
## URL Structure Analysis

### URL Pattern Review

| Check | Status | Notes |
|-------|--------|-------|
| HTTPS URLs | ✅/⚠️/❌ | [X]% HTTPS |
| Lowercase URLs | ✅/⚠️/❌ | [notes] |
| No special characters | ✅/⚠️/❌ | [notes] |
| Readable/descriptive | ✅/⚠️/❌ | [notes] |
| Appropriate length | ✅/⚠️/❌ | Avg: [X] chars |
| Keywords in URLs | ✅/⚠️/❌ | [notes] |
| Consistent structure | ✅/⚠️/❌ | [notes] |

### URL Issues Found

| Issue Type | Count | Examples |
|------------|-------|----------|
| Dynamic parameters | [X] | [URLs] |
| Session IDs in URLs | [X] | [URLs] |
| Uppercase characters | [X] | [URLs] |
| Special characters | [X] | [URLs] |
| Very long URLs (>100) | [X] | [URLs] |

### Redirect Analysis

| Check | Status | Notes |
|-------|--------|-------|
| Redirect chains | [X] found | [max chain length] |
| Redirect loops | [X] found | [URLs] |
| 302 → 301 needed | [X] found | [URLs] |
| Broken redirects | [X] found | [URLs] |

**URL Score**: [X]/10
  • Audit Structured Data
## Structured Data Analysis

### Schema Markup Found

| Schema Type | Pages | Valid | Errors |
|-------------|-------|-------|--------|
| [Type 1] | [X] | ✅/❌ | [errors] |
| [Type 2] | [X] | ✅/❌ | [errors] |

### Validation Results

**Errors**:
- [Error 1]: [affected pages] - [solution]
- [Error 2]: [affected pages] - [solution]

**Warnings**:
- [Warning 1]: [notes]

### Missing Schema Opportunities

| Page Type | Current Schema | Recommended |
|-----------|----------------|-------------|
| Blog posts | [current] | Article + FAQ |
| Products | [current] | Product + Review |
| Homepage | [current] | Organization |

**Structured Data Score**: [X]/10
  • Audit International SEO (if applicable)
## International SEO Analysis

### Hreflang Implementation

| Check | Status | Notes |
|-------|--------|-------|
| Hreflang tags present | ✅/❌ | [notes] |
| Self-referencing | ✅/⚠️/❌ | [notes] |
| Return tags present | ✅/⚠️/❌ | [notes] |
| Valid language codes | ✅/⚠️/❌ | [notes] |
| x-default tag | ✅/⚠️ | [notes] |

### Language/Region Targeting

| Language | URL | Hreflang | Status |
|----------|-----|----------|--------|
| [en-US] | [URL] | [tag] | ✅/⚠️/❌ |
| [es-ES] | [URL] | [tag] | ✅/⚠️/❌ |

**International Score**: [X]/10
  • Generate Technical Audit Summary
# Technical SEO Audit Report

**Domain**: [domain]
**Audit Date**: [date]
**Pages Analyzed**: [X]

## Overall Technical Health: [X]/100

Score Breakdown: ████████░░ Crawlability: 8/10 ███████░░░ Indexability: 7/10 █████░░░░░ Performance: 5/10 ████████░░ Mobile: 8/10 █████████░ Security: 9/10 ██████░░░░ URL Structure: 6/10 █████░░░░░ Structured Data: 5/10

## Critical Issues (Fix Immediately)

1. **[Issue]**: [Impact] 
   - Affected: [pages/scope]
   - Solution: [specific fix]
   - Priority: 🔴 Critical

2. **[Issue]**: [Impact]
   - Affected: [pages/scope]
   - Solution: [specific fix]
   - Priority: 🔴 Critical

## High Priority Issues

1. **[Issue]**: [Solution]
2. **[Issue]**: [Solution]

## Medium Priority Issues

1. **[Issue]**: [Solution]
2. **[Issue]**: [Solution]

## Quick Wins

These can be fixed quickly for immediate improvement:

1. [Quick fix 1]
2. [Quick fix 2]
3. [Quick fix 3]

## Implementation Roadmap

### Week 1: Critical Fixes
- [ ] [Task 1]
- [ ] [Task 2]

### Week 2-3: High Priority
- [ ] [Task 1]
- [ ] [Task 2]

### Week 4+: Optimization
- [ ] [Task 1]
- [ ] [Task 2]

## Monitoring Recommendations

Set up alerts for:
- Core Web Vitals drops
- Crawl error spikes
- Index coverage changes
- Security issues

Example

User: "Check the technical SEO of example.com"

Output: [Comprehensive technical audit following the structure above]

Technical SEO Checklist

### Crawlability
- [ ] robots.txt is valid and not blocking important content
- [ ] XML sitemap exists and is submitted to GSC
- [ ] No crawl errors in Search Console
- [ ] No redirect chains or loops

### Indexability  
- [ ] Important pages are indexable
- [ ] Canonical tags are correct
- [ ] No duplicate content issues
- [ ] Pagination is handled correctly

### Performance
- [ ] Core Web Vitals pass
- [ ] Page speed under 3 seconds
- [ ] Images are optimized
- [ ] JS/CSS are minified

### Mobile
- [ ] Mobile-friendly test passes
- [ ] Viewport is configured
- [ ] Touch elements are properly sized

### Security
- [ ] HTTPS is enforced
- [ ] SSL certificate is valid
- [ ] No mixed content
- [ ] Security headers present

### Structure
- [ ] URLs are clean and descriptive
- [ ] Site architecture is logical
- [ ] Internal linking is strong

Tips for Success

  • Prioritize by impact - Fix critical issues first

  • Monitor continuously - Use Search Console alerts

  • Test changes - Verify fixes work before deploying widely

  • Document everything - Track changes for troubleshooting

  • Regular audits - Schedule quarterly technical reviews

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