Daily checks that catch noindex tags, robots.txt blocks and crawler visibility issues on client sites before the client notices
Free open-source CLI that checks Ahrefs Domain Rating for domains and lists, stores history in SQLite, and shares access via HTTP API.
Stage
Not given
Established
Founded
Not given
2020
Based in
Not given
Not given
Pricing model
Freemium
Free
Pricing
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.
Free to use; optional pay-per-URL service at $1.00 USD per URL on Index Pages platform.
Key features
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
Local SQLite cache with historical data and trend tracking
HTTP API server mode for network-wide access
DR3 and DR4 formula support
MCP server integration for Claude and Cursor
Agent skill with bash script compatibility
Configurable via flags, environment variables, or TOML file
What makes it different
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
Free to use with no API unit costs, only requires free Ahrefs API key
Single static binary with no dependencies, compiled with SQLite included
Open source under MIT license with full source code on GitHub
Historical tracking shows domain rating trends over time
Runs on Linux, macOS, and Windows without external dependencies
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