Daily checks that catch noindex tags, robots.txt blocks and crawler visibility issues on client sites before the client notices
Stage
Not given
Not given
Founded
Not given
Not given
Based in
ES
Not given
Pricing model
Free
Freemium
Pricing
Not given
Free instant checks available. Founding: $19/month for first 10 customers (up to 10 sites, locked 12 months). Starter: $29/month or $279/year (up to 10 sites, email alerts). Agency: $49/month or $470/year (up to 30 sites, Slack and webhook alerts). All plans include 14-day free trial.
Key features
Check HTML rendering without JavaScript execution
Test robots.txt for ChatGPT, Claude, Perplexity, Gemini, Copilot and other AI assistants
Detect Cloudflare and other protection systems
Analyze title, description, language, canonical address and headings
Review structured data and FAQ markup
Check llms.txt and sitemap
Extract contact information from page text
Identify the site's technology platform
Open source MIT licensed engine
Fourteen daily automated checks from outside the website
Noindex and meta robots detection
Robots.txt and Cloudflare crawler blocks monitoring
AI crawler detection (GPTBot, OAI-SearchBot, ClaudeBot, PerplexityBot, Google-Extended)
Email alerts on change only
TLS certificate expiry monitoring
Domain registration expiry tracking
Slack and webhook alerts
Sitemap validation and parsing
Structured data and JSON-LD parsing checks
What makes it different
Tests how multiple AI assistants read your site simultaneously
Provides tailored recommendations based on your site's technology
Fully free with no login required
Open source engine available for command line use
Catches hidden indexability issues that uptime monitors miss - sites responding fine but invisible to search engines
Fourteen specialized checks covering SEO, AI crawler visibility, and security in one tool
Unique guarantee: 3 free months if a monitored issue is missed within 24 hours