CheckLink Trust Lab
Inspect QR codes, redirects, lookalike domains, email headers, and link risk signals with privacy-first tools.
QR Link Checker
Extract and check QR destinations locally before opening them.
Redirect Chain Checker
See where a link really goes and review the redirect timeline.
Lookalike Domain Checker
Compare a suspicious domain against a trusted brand or website.
BEC Request Inspector
Review suspicious invoice, gift-card, payroll, and vendor-change requests locally.
Email Header Inspector
Inspect sender, reply-to, authentication, and routing signals locally.
Email Authentication Checker
Check public SPF, DMARC, optional DKIM, and MX signals for a domain.
QR Campaign Preflight
Plan QR campaign destinations before printing, sending, or publishing.
Campaign Link Preflight
Review campaign context for email, SMS, QR, ads, and customer links.
Brand Impersonation Planner
Map brand exposure areas and create a practical review plan.
Quick Report Builder
Generate a clean printable report from scanner results without storing it.
Website Trust Checklist
Self-check your website before launch, sign-in, campaigns, or payments.
Risk Signal Library
Learn the practical signals behind CheckLink verdicts.
CheckLink browser extension
Open the current page, inspect links from the browser menu, and jump into CheckLink faster without an account.
Works with Chrome and compatible Chromium-based desktop browsers. Firefox and Safari versions are not currently available.
The extension sends a URL only when you choose a scan action. It does not store scan history.
Higher-risk case?
Use the Trust Lab for first-pass context, then request manual review when a link affects money, credentials, customers, or business operations.