Documentation Index
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Overview
The Meta Tags Checker analyzes all meta tags on your page and provides recommendations for improving SEO.Try It Free
Test your site at hadoseo.com/free-meta-tags-checker
What It Checks
The tool analyzes:- Basic meta tags - title, description, keywords
- Open Graph tags - og:title, og:image, etc.
- Twitter tags - twitter:card, twitter:title, etc.
- Technical tags - canonical, robots, viewport
- Structured data - JSON-LD schema markup
How to Use
Essential Meta Tags
SEO Meta Tags
| Tag | Purpose | Recommended Length |
|---|---|---|
<title> | Page title in search results | 50-60 characters |
<meta name="description"> | Search result snippet | 150-160 characters |
<link rel="canonical"> | Preferred URL for duplicates | Full absolute URL |
Technical Meta Tags
| Tag | Purpose | Value |
|---|---|---|
<meta name="viewport"> | Mobile responsiveness | width=device-width, initial-scale=1 |
<meta name="robots"> | Crawling instructions | index, follow (default) |
<meta charset> | Character encoding | UTF-8 |
Open Graph Tags
| Tag | Purpose |
|---|---|
og:title | Social share title |
og:description | Social share description |
og:image | Social share image |
og:url | Canonical URL |
og:type | Content type (website, article, etc.) |
og:site_name | Your site/brand name |
Twitter Tags
| Tag | Purpose |
|---|---|
twitter:card | Card type (summary_large_image) |
twitter:title | Twitter title |
twitter:description | Twitter description |
twitter:image | Twitter image |
Complete Example
A well-optimized page should have:Common Issues
Title too long
Title too long
Issue: Titles over 60 characters get truncated in search results.Fix: Keep titles concise and front-load important keywords.
Missing canonical tag
Missing canonical tag
Issue: Can cause duplicate content problems.Fix: Add a canonical tag pointing to the preferred URL:
Duplicate meta descriptions
Duplicate meta descriptions
Issue: Same description across multiple pages.Fix: Write unique descriptions for each page that accurately summarize the content.
Missing structured data
Missing structured data
Issue: No JSON-LD schema markup.Fix: Add relevant schema based on content type:
WebSitefor homepageArticlefor blog postsProductfor e-commerceOrganizationfor about pages
Structured Data Types
Common schema.org types:| Type | Use For |
|---|---|
WebSite | Homepage with search |
Organization | Company info |
Article | Blog posts, news |
Product | E-commerce products |
FAQPage | FAQ sections |
BreadcrumbList | Navigation breadcrumbs |
Example: Article Schema
Bot Crawler Test
Test search engine visibility
OG Preview Checker
Test social media previews