Why is my robots.txt file returning a 404 error?

Your site's robots.txt file isn't accessible and returns a 404 error. This prevents search engines from understanding crawling instructions. Create a robots.txt file in your root directory to fix this critical issue.

What happens when my llms.txt file is missing?

Your site lacks an llms.txt file, which AI crawlers use for indexing guidance. This results in a 404 error when AI systems look for it. Consider adding this file to improve AI visibility.

How do missing date signals affect my site's freshness?

Your content shows no date signals, making it impossible to determine freshness. Search engines can't assess content recency without publication or update dates. Add timestamps to improve content evaluation.

Why does content freshness matter for my site's authority?

Missing date information hurts your site's expertise and trustworthiness signals. Search engines rely on freshness indicators to evaluate content quality. Adding publication dates helps establish credibility and relevance.

Is my page opening too short for direct answers?

Your opening content contains only 18 words, which is too brief for direct answer features. Search engines need substantial opening text to understand your content. Expand introductions to 50+ words.

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Corsair SEO & AI Visibility Audit

Corsair is an integration layer for AI agents that enforces permissions and security at the API level rather than in prompts. It resolves credentials from encrypted storage, evaluates actions against permission policies, and holds destructive operations for approval, enabling agents to safely access external tools and data.

corsair.dev

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

40%

Audited March 04, 2026 · 2 pages analyzed

Overall Scores

Area	Score	Grade
SEO	76%	B
AEO (AI Visibility)	5%	F
E-E-A-T	43%	F
Combined	40%	—

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	43%	No about/team page links detected, No privacy policy link detected, 6 security headers missing, No terms of service link detected, 1/4 contact signals found
Expertise	87%	All checks passing
Authoritativeness	20%	No Organization JSON-LD schema found, No JSON-LD schema types detected, No third-party review signals detected
Experience	26%	Found, Freshness issues, No first-hand experience signals detected

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: corsair.dev

stobo this article: corsair.dev/blog/my-article

Generate a robots.txt for corsair.dev

stobo my blog: corsair.dev/blog

Recommendations

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 corsair.dev
```
llms.txt not found (HTTP 404) AEO
Create an llms.txt file so AI models can understand what corsair.dev does. Stobo generates one automatically.
```
Generate an llms.txt for corsair.dev
```
robots.txt not accessible (HTTP 404) AEO
Update robots.txt to allow AI crawlers like GPTBot and ClaudeBot. Stobo generates an AI-friendly version.
```
Generate a robots.txt for corsair.dev
```

Track your score over time

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Frequently asked questions

Why is my robots.txt file returning a 404 error?: Your site's robots.txt file isn't accessible and returns a 404 error. This prevents search engines from understanding crawling instructions. Create a robots.txt file in your root directory to fix this critical issue.
What happens when my llms.txt file is missing?: Your site lacks an llms.txt file, which AI crawlers use for indexing guidance. This results in a 404 error when AI systems look for it. Consider adding this file to improve AI visibility.
How do missing date signals affect my site's freshness?: Your content shows no date signals, making it impossible to determine freshness. Search engines can't assess content recency without publication or update dates. Add timestamps to improve content evaluation.
Why does content freshness matter for my site's authority?: Missing date information hurts your site's expertise and trustworthiness signals. Search engines rely on freshness indicators to evaluate content quality. Adding publication dates helps establish credibility and relevance.
Is my page opening too short for direct answers?: Your opening content contains only 18 words, which is too brief for direct answer features. Search engines need substantial opening text to understand your content. Expand introductions to 50+ words.

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