Free tools, no signup
Each one is a small, genuinely-free slice of what the platform does at scale — identification, enrichment, deliverability, AI visibility, and MCP plumbing.
Reverse IP lookup
Find the company behind any IP address — the identification engine, as a one-shot lookup.
Open toolCompany lookup by domain
Industry, size, location and LinkedIn for any company in our global database.
Open toolEmail deliverability checker
Grade your SPF, DKIM, DMARC, and MX setup with copy-paste fixes. Runs in your browser.
Open toolAI crawler checker
See whether ChatGPT, Claude, and Perplexity can read your site — robots.txt + llms.txt analysis.
Open toolAI crawler identifier
Paste a user-agent: which AI bot it is, who runs it, and the robots.txt line that governs it.
Open toolWebMCP checker
Decode a site’s Chrome origin-trial token, read its expiry, and find WebMCP registration code.
Open toolllms.txt generator
Give AI assistants a curated map of your site — spec-correct llms.txt in your browser.
Open toolMCP config generator
Valid MCP config for Claude Desktop, Cursor, and VS Code — remote and npm servers.
Open toolMCP server tester
Validate any remote MCP endpoint: initialize handshake + the full tools list.
Open toolAI SDR ROI calculator
Cost per booked meeting, human vs AI — with assumptions you control.
Open toolAI readiness grader
Scan any site’s crawler access, llms.txt, schema, and metadata — one AI-search score card.
Open toolICP generator
Answer six questions, get a structured ideal customer profile doc you can copy or download.
Open toolBuilding something? Every lookup here is an API call.
Company lookup and company search, IP to company, the email, AI-crawler, AI-readiness and WebMCP checks, and the MCP server scan are all in the BusinessMCP Data API: REST endpoints and MCP tools on one key, priced per call, with 1,000 free credits every month. Get a free API key →
The always-on version
These tools run once per lookup. The platform runs continuously: every website visitor identified and enriched, deliverability guardrails enforced on every send, AI visibility tracked weekly (from Growth).