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toolitda / SEO Meta Tag Checker

SEO Meta Tag Checker

Check and generate SEO title, meta description, canonical, robots, OG, and Twitter tags.

SEO Meta Tag Checker and Generator

Check SEO status from a URL or HTML and generate missing meta, OG, and canonical tags.

Inspection mode

URL inspection checks HTML, robots.txt, and sitemap.xml from the server. Localhost and private network addresses are blocked for security.

SEO score

Based on the internal checklist

89

SEO score

Pass

8

Warning

0

Missing

1

Generation criteria

Use the fetched tags as a base and refine the page title, description, canonical URL, and image.

Diagnostics

Issue and missing items appear first. Passing items are summarized below.

Needs attention

OG image

Missing
Issue
OG image tag is missing.
Reason
A representative image affects trust and click-through in shared cards.
Example fix
https://example.com/og-image.png

Copyable tag

<meta property="og:image" content="https://example.com/og-image.png">
OG preview

Passing items

TitleGood
DescriptionGood
H1Good
CanonicalGood
Robots metaGood
OG titleGood
OG descriptionGood
Twitter cardGood

Improve score

OG image

Prepare a representative 1200x630 image and add og:image.

Next actions after diagnosis

Generate robots.txtUse this when robots.txt is missing or needs to point to a sitemap.OpenGenerate sitemap.xmlCreate a search-engine-ready XML list of important site URLs.OpenOG PreviewPreview the shared card title, description, and image.OpenDomain LookupCheck IP, DNS, WHOIS, SSL, and port status.Open

Generated head tags

A base set of tags you can copy to fill missing items.

Next check steps

  1. 1Next, check whether robots.txt and sitemap.xml are accessible.