email-header-analyzer

Free self-hosted OSINT investigator's toolkit with an MCP server for Claude Code and Claude Desktop. 19 tools in one interface: crypto tracing, phishing fingerprinting and hunting, attack surface, route map, domain intel, Telegram OSINT, IP reputation, email header forensics, username enumeration, HIBP breach checks, ransomware tracking. AGPL-3.0.

Free online email header analyzer: paste raw email headers to trace the delivery path (Received chain), compare From, Return-Path and Reply-To for spoofing red flags, and read SPF, DKIM and DMARC results in plain language. Anti-phishing defense tool — 100% private, runs in your browser.

Open-source threat lookup for IPs, domains, URLs and email headers. One search, verdicts from multiple sources