Email Validator — toolbox.cat

Validate email addresses instantly: format, MX records, SMTP check, disposable detection.

Email Validator finds email addresses on any page and tells you if they're real — no technical knowledge needed. How it works - Opens any webpage → emails are automatically highlighted - Hover over an email → see if the domain is legit or temporary - Click "Full Check" → verify the inbox actually exists - Click "Copy" → copy email to clipboard What it checks - Does this email domain exist? - Is this a temporary/disposable email? - Does the inbox actually accept messages? (Deep check) - How old is the domain? - Is the domain properly secured? Features - Auto-detects emails in text, links, and page attributes - Works on any website including Gmail, LinkedIn, etc. - Validation history with CSV/TXT export - Page scan — find and validate all emails on a page at once - Quick check (instant) and Deep check (verifies inbox — 50/day) Privacy first - No account required - No personal data stored on our servers - Validation history stays in your browser - No tracking, no analytics Free and unlimited quick checks. Powered by toolbox.cat.