Why doesn't my site show when content was published or updated?

Your site lacks date signals that help search engines understand content freshness. Adding publication dates, last modified timestamps, and structured data markup will improve how search engines crawl and rank your pages.

What happens when search engines can't find opening content on pages?

Missing opening content prevents AI systems from generating direct answers for search queries. Your pages need clear, structured introductory text that directly addresses what users are looking for to improve visibility.

How does a missing llms.txt file affect my site's AI visibility?

Your llms.txt file returns an HTTP 500 error, blocking AI crawlers from accessing your content guidelines. This file helps AI systems understand how to use your content appropriately for responses.

Why is my robots.txt file causing server errors for crawlers?

Your robots.txt file returns an HTTP 500 error, preventing search engines and AI bots from understanding crawling permissions. This server issue blocks proper indexing and can hurt your search visibility.

How do freshness signals impact my site's search engine performance?

Search engines can't determine when your content was created or updated without date signals. This affects rankings for time-sensitive queries and prevents your site from appearing in fresh content searches.

‹ See all Techstars 2024 audits

Bioreact SEO & AI Visibility Audit

Bioreact is a bioprocess software platform that consolidates siloed laboratory data into unified insights for scientists. It structures experimental data, trains predictive models, and runs thousands of in-silico simulations to optimize bioprocess conditions while integrating directly with lab equipment.

bioreact.co

SEO + AEO + E-E-A-T combined

Audited March 06, 2026 · 3 pages analyzed

Overall Scores

Area	Score	Grade
SEO	62%	D
AEO (AI Visibility)	7%	F
E-E-A-T	46%	F
Combined	35%	—

Fastest way to fix your site is to use our Custom Connector for Claude Desktop, or other IDEs.

E-E-A-T Breakdown

Signal	Score	Issue
Trustworthiness	73%	Found, 6 security headers missing
Expertise	47%	314 words, 18 headings, 1 outbound links
Authoritativeness	20%	No Organization JSON-LD schema found, No JSON-LD schema types detected, No third-party review or trust signals detected
Experience	14%	Found, Freshness issues, Found 18 headings, Found

Stobo finds what's broken and generates the fixes

Claude Desktop MCP integration settings showing how to add a custom MCP server

Try these in Claude Desktop

stobo my site: bioreact.co

stobo this article: bioreact.co/blog/my-article

Generate a robots.txt for bioreact.co

stobo my blog: bioreact.co/blog

Recommendations

No opening content found AEO
Add a direct answer in the first 40-60 words of the page. AI engines pull from the opening paragraph.
```
stobo this site: bioreact.co
```
Freshness issues: no date signals found AEO
Add date markup (datePublished, dateModified) so AI engines know content is current. Stobo generates the JSON-LD.
```
Generate freshness code for bioreact.co
```
robots.txt not accessible (HTTP 500) AEO
Update robots.txt to allow AI crawlers like GPTBot and ClaudeBot. Stobo generates an AI-friendly version.
```
Generate a robots.txt for bioreact.co
```

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Frequently asked questions

Why doesn't my site show when content was published or updated?: Your site lacks date signals that help search engines understand content freshness. Adding publication dates, last modified timestamps, and structured data markup will improve how search engines crawl and rank your pages.
What happens when search engines can't find opening content on pages?: Missing opening content prevents AI systems from generating direct answers for search queries. Your pages need clear, structured introductory text that directly addresses what users are looking for to improve visibility.
How does a missing llms.txt file affect my site's AI visibility?: Your llms.txt file returns an HTTP 500 error, blocking AI crawlers from accessing your content guidelines. This file helps AI systems understand how to use your content appropriately for responses.
Why is my robots.txt file causing server errors for crawlers?: Your robots.txt file returns an HTTP 500 error, preventing search engines and AI bots from understanding crawling permissions. This server issue blocks proper indexing and can hurt your search visibility.
How do freshness signals impact my site's search engine performance?: Search engines can't determine when your content was created or updated without date signals. This affects rankings for time-sensitive queries and prevents your site from appearing in fresh content searches.

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