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Crawlmind
Score another site

Scorecard for

substack.com

69

/ 100 overall

Completed 5/18/2026, 8:35:20 PM

Room to improve

We checked 3 pages on substack.com. Want every page audited? Run the full crawl free .

By dimension

Technical SEO

83

Structured data

20

AI crawler access

100

LLM readability

40

Performance

100

What we found

  • HIGH

    No structured data on the homepage

    Add JSON-LD for Organization at minimum. WebSite + BreadcrumbList are easy wins.

  • MEDIUM

    No <h1> on the homepage

    Add a single H1 that names the page topic.

  • MEDIUM

    No llms.txt at /llms.txt

    llms.txt is the emerging convention that tells AI engines what to read first. Add one with the /tools/llms-txt generator.

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