Check titles, descriptions, canonicals, and social tags.
Validate important SEO and social metadata on any public page, including title length, canonical presence, Open Graph fields, and Twitter tags.
A fast SEO sanity check for teams, agencies, and site owners.
What this tool helps you do
SEO basics
Check titles, descriptions, canonicals, and key metadata quickly.
Social tag checks
Review Open Graph and Twitter fields used in sharing previews.
Issue list
Spot missing or weak fields immediately.
How it works
Enter the page URL.
Use any public page you want to validate.
Fetch the metadata.
The tool parses page head tags and checks common requirements.
Review the issues.
Fix weak or missing tags before you publish or promote the page.
Use cases
Where teams use this tool
SEO QA
Review production pages before launch or campaign pushes.
Client audits
Show missing metadata during onboarding or prospect reviews.
Content ops
Check article metadata quickly without opening source code.
Developer-friendly
Simple Worker endpoint
/api/check?url=https://example.comEach free tool runs as a small Cloudflare Worker with a public HTTP interface. That makes them useful for browser use, SEO pages, and automation flows.
Open source
Use the repo, fork it, or deploy your own copy
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