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Social Link Preview Inspector

Fetch a web page and audit its metadata for rich link previews. The tool checks general SEO metadata and validates the Open Graph and Twitter tags needed for sharing on LinkedIn, X (Twitter), Facebook, Mastodon, and BlueSky.

Enter a full URL or a site-relative path. Paths resolve against https://mathspp.com. Requests are proxied through a Cloudflare Worker to bypass cross-origin restrictions.

Metadata health report

Submit a URL to inspect its metadata.

Social platform previews

Run an analysis to see how popular social platforms will render your link previews.