Free network diagnostic tools for DNS, IP, email and SSL checks
Free browser tool to build Claude Code status line configuration
Stage
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Founded
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Based in
IN
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Pricing model
Freemium
Free
Pricing
Free plan: All 41 tools with unlimited checks, 3 saved domains with daily monitoring, 7 days of history. Pro plan: $29/month for 50 domains, scans every 6 hours, email, Slack, Telegram and webhook alerts, 12 months of history and API access.
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Key features
DNS Lookup - resolve A, AAAA, MX, TXT, NS, CNAME records
Blacklist Checker - query 7 major DNS blocklists
SSL/TLS Certificate Checker - verify certificate chain, expiry and protocol support
Email Deliverability - check SPF, DKIM and DMARC records
WHOIS Lookup - query domain registration details
Reverse DNS (PTR) - check IP to hostname resolution
Port Checker - test common HTTP/HTTPS ports
BIMI Lookup - query BIMI TXT records
Domain monitoring with automated scans
Multi-channel alerts via email, Slack, Telegram and webhooks
Choose stdin JSON fields from workspace and cost data
Customise separator text between fields
Apply ANSI colour options for output highlighting
Set padding for horizontal character spacing
Configure optional refresh interval for re-running command
Live terminal preview with sample data
Generate settings.json block for Claude Code
Generate ready-to-use Python script
Copy configuration to clipboard
Runs entirely in browser with no network connection
What makes it different
41 tools all available free with unlimited checks
Clear sourcing - every result shows its source and what was not tested
Live DNS queries from edge servers via DNS-over-HTTPS
Domain monitoring and alerts with affordable Pro plan at $29/month
Runs completely locally in your browser with no account or data sent over the network
Live preview of your status line output with sample Claude Code data
Copy-ready settings.json and Python script configuration
Access all Claude Code stdin JSON fields and customize display format