DefendDomain
Free — Layer 1 preview

Find out who's impersonating your domain in seconds.

Enter your domain and we'll scan 150+ lookalike and typosquat variations, check which are already registered, and email you the full report. No account, no credit card.

We'll email the full report to the address you choose on the next step.

Scan usually finishes in a couple of minutes. No registration required.

What's in your report

A concrete, delivered-to-your-inbox PDF-style snapshot of the lookalike domains that matter for your brand today.

Every lookalike domain, ranked

We scan 150+ typosquat, homoglyph, TLD-swap, and combo-squat variations of your domain and rank them by risk.

Who can already phish your staff

We flag which lookalike domains are registered and which are configured to send email — a live pretext for impersonation.

Where the hot spots are

A breakdown by attack technique so you can see exactly how your brand is being set up for abuse.

Domain monitoring is just one of four protection layers

The free report covers Layer 1. DefendDomain continuously watches all four to give you comprehensive brand security.

Domain Monitoring
Layer 1
Embedded Markers
Layer 2
Content Fingerprinting
Layer 3
Certificate Monitoring
Layer 4

Layer 1

Domain Monitoring

Proactively monitors for lookalike domains that could be used to impersonate your brand. Our AI generates thousands of domain variations including typos, homoglyphs, and keyword combinations, then continuously scans for registrations.

  • Detects typosquatting and phishing domains
  • Monitors domain registrations in real-time
  • AI-powered threat scoring and prioritization
  • Automated evidence collection for takedowns
4m+Scans a month