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Bulk up to 100 • Twitter tags + OG fallback

Twitter Card Checker

Paste URLs — we’ll extract twitter:* meta tags, verify essentials, and show OG fallbacks to keep previews consistent.

Paste up to 100 URLs (one per line)
Tip: twitter:card is required. The most common values are summary and summary_large_image.

Results

URL Twitter Card data HTTP Time Issues
Run a check to see results here.
Note: Twitter/X can cache previews. After changes, refresh via their validator/debug tools when possible.

Quick interpretation

Twitter tags should be complete and the image must be reachable.

  • OK essentials present and image loads
  • Warning missing essentials, duplicates, image errors, url mismatch
  • Error HTTP/fetch errors or redirect loops
Sharing previews

Twitter Card Checker: ensure clean previews on X

Twitter Cards are controlled by twitter:* meta tags. If essentials are missing or the image is blocked, previews can appear without media or with wrong text.

Essentials to include

  • twitter:card — required (choose summary or summary_large_image).
  • twitter:title and twitter:description — readable preview text.
  • twitter:image — preview image, must be publicly accessible.

FAQ

Which Twitter Card tags are required?

The essentials are twitter:card, twitter:title, twitter:description, and twitter:image. Without them, previews can break or fall back to messy defaults.

What does the tool check for each URL?

It fetches the final destination URL after redirects, parses twitter:* meta tags, flags missing/empty values and duplicates, and shows OG fallbacks (og:title, og:description, og:image) for reference.

Why can “twitter:image” show an error even if the page is OK?

Because the image is fetched separately by crawlers. If the image URL returns 403, 404, 5xx, or blocks bots/hotlinking, Twitter/X can’t load it for the preview.

What does “twitter:url mismatch” mean?

If your page includes twitter:url, it should match the final canonical URL (after redirects). A mismatch often means templates are generating the wrong URL, or the site redirects to a different canonical version.

Do I need Twitter tags if I already have Open Graph tags?

Not strictly, but it’s safer. Many platforms rely on OG, but Twitter Cards are defined by twitter:*. Having both sets aligned prevents preview differences between X and other networks.

Why does the tool warn about duplicate tags?

Multiple twitter:title (or other essentials) can lead to unpredictable preview selection. Usually it happens when themes/plugins inject tags twice or when server-side and client-side rendering both output metas.

Why can previews still look wrong after I fix tags?

Twitter/X can cache previews. After updates, it may take time or require a refresh via their validator/debug workflow. Also, Twitter may ignore inaccessible images or rewrite parts based on fetched content.

Does this tool download the full page?

No. It fetches only a limited HTML snippet (enough to read meta tags) and follows redirects up to a safe hop limit to stay fast in bulk mode.