Why can't search engines find opening content on my site?

Your site lacks clear opening content that directly answers user queries. Search engines need immediate, relevant information at the top of pages to understand what your content offers. Add concise introductory paragraphs that directly address the main topic or question your page covers.

What does a 404 error on robots.txt mean for my website?

Your robots.txt file returns a 404 error, meaning it's missing or inaccessible. This file tells search engines which pages to crawl. Create a robots.txt file in your site's root directory to properly guide search engine bots and avoid crawling issues.

Do I need an llms.txt file for AI search engines?

Your site is missing an llms.txt file, which helps AI systems understand your content better. While not required, this file provides instructions to AI crawlers about how to interpret your site. Consider adding one to improve AI search visibility.

How do missing date signals affect my search rankings?

Your pages lack date information, making it hard for search engines to determine content freshness. Add publication dates, last modified dates, or structured data timestamps to help search engines understand when your content was created or updated.

Why is content freshness important for my website's credibility?

Missing date signals hurt your site's expertise and trustworthiness signals. Users and search engines can't tell if your information is current or outdated. Add visible dates to show when content was published or last reviewed to build credibility.

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Dalus SEO & AI Visibility Audit

Dalus is a collaborative systems engineering platform that helps teams model architecture, manage requirements, and simulate performance using the SysML v2 specification. Engineering teams use it to decompose complex systems, verify requirements through simulation, and track testing with real-time collaboration and AI-driven insights.

dalus.io

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

38%

Audited March 04, 2026 · 7 pages analyzed

Overall Scores

Area	Score	Grade
SEO	73%	C
AEO (AI Visibility)	2%	F
E-E-A-T	51%	F
Combined	38%	—

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	66%	No about/team page links detected, 6 security headers missing
Expertise	80%	All checks passing
Authoritativeness	20%	No Organization JSON-LD schema found, No JSON-LD schema types detected, No third-party review signals detected
Experience	29%	Found, Freshness issues, 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: dalus.io

stobo this article: dalus.io/blog/my-article

Generate a robots.txt for dalus.io

stobo my blog: dalus.io/blog

Recommendations

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 dalus.io
```
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: dalus.io
```
llms.txt not found (HTTP 404) AEO
Create an llms.txt file so AI models can understand what dalus.io does. Stobo generates one automatically.
```
Generate an llms.txt for dalus.io
```

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Frequently asked questions

Why can't search engines find opening content on my site?: Your site lacks clear opening content that directly answers user queries. Search engines need immediate, relevant information at the top of pages to understand what your content offers. Add concise introductory paragraphs that directly address the main topic or question your page covers.
What does a 404 error on robots.txt mean for my website?: Your robots.txt file returns a 404 error, meaning it's missing or inaccessible. This file tells search engines which pages to crawl. Create a robots.txt file in your site's root directory to properly guide search engine bots and avoid crawling issues.
Do I need an llms.txt file for AI search engines?: Your site is missing an llms.txt file, which helps AI systems understand your content better. While not required, this file provides instructions to AI crawlers about how to interpret your site. Consider adding one to improve AI search visibility.
How do missing date signals affect my search rankings?: Your pages lack date information, making it hard for search engines to determine content freshness. Add publication dates, last modified dates, or structured data timestamps to help search engines understand when your content was created or updated.
Why is content freshness important for my website's credibility?: Missing date signals hurt your site's expertise and trustworthiness signals. Users and search engines can't tell if your information is current or outdated. Add visible dates to show when content was published or last reviewed to build credibility.

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