Free APIs for developers. EU compliance, email intelligence, tech detection.
Validate EU VAT numbers against VIES. Get company name, address, and validity status.
GET /api/vat/validate?vat_number=NL...
Check if an email uses a disposable/temporary domain. Detect free vs business email.
GET /api/email/check?email=user@...
Scan any website for cookies, trackers, and GDPR compliance. Get a compliance score.
GET /api/cookies/scan?url=https://...
Look up company tech stack, email infrastructure, and hosting from a domain name.
GET /api/company/lookup?domain=...
Detect CMS, frameworks, analytics, and payment tools used by any website.
GET /api/techstack/detect?url=https://...
Enter a value and click Check to see live results
Real API calls — no mock data