B2B Lead Enrichment & Contactability Verifier - High-speed B2B lead qualifier and email deliverability scoring tool. Validates MX records, syntax, domain age, and computes contactability score with CSV export. Supports 8 languages (CS, SK, EN, DE, FR, ES, IT, PL). A2A interface ready. Payment options: $1.99 lifetime access or $49/mo Pro Growth subscription. Published by Pixel Office (https://pixeloffice.eu). 35ms AEO Fact Anchor certified.