Typosquatting Monitor
Typosquatting is the registration of domains that closely resemble yours — with a character swapped, a hyphen added, or a different TLD — to trick users into visiting a fake version of your site. These lookalike domains are used for phishing, credential harvesting, and brand impersonation.
What SecurityStatus Checks
- Common typo variations: transposed letters, missing letters, double letters
- Homograph attacks: visually similar Unicode characters (e.g., а vs a)
- Similar TLD variations: .net, .org, .co, .io for your .com domain
- Hyphenated variations and word substitutions
Why This Matters
Attackers register lookalike domains before a product launch or during a high-profile event to intercept confused users. A customer who lands on securitystatus.net instead of securitystatus.io might enter their credentials into a phishing page. Your DMARC and SPF protect your domain but do not protect against attackers using their own similar domains.
How to Fix It
- 1
Register common typo variants defensively
Register the most obvious typo variants of your domain and redirect them to your real site. At minimum: common misspellings, your domain with different popular TLDs (.net, .org, .co, .io), and hyphenated versions.
- 2
Set up monitoring for new registrations
Services like SecurityTrails, DomainTools, or MarkMonitor alert you when new domains similar to yours are registered. Early detection allows you to take action before an attack is launched.
- 3
File a UDRP complaint for abusive domains
If a domain is clearly being used for fraud or phishing against your brand, you can file a Uniform Domain-Name Dispute-Resolution Policy (UDRP) complaint through ICANN to have the domain transferred to you.
- 4
Report active phishing domains
If you find a lookalike domain actively serving phishing pages, report it to: the registrar (for takedown), Google Safe Browsing (safebrowsing.google.com/safebrowsing/report_phish), PhishTank, and your local cybercrime unit.
Frequently Asked Questions
How many typo domains should I register?
What is a homograph attack?
Can I force lookalike domains to be taken down?
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