Lookalike domain
A domain designed to resemble another brand, product, or official website.
Why it matters
Lookalike domains can support fake login pages, payment scams, and brand impersonation.
Example pattern
support-paypa1.example looks close to a known payment brand but is not official.
How CheckLink can help
CheckLink checks basic lookalike and typo patterns as risk signals.
Related terms
Related guides
Check the signal in context
Security terms are useful, but real decisions need context. Use CheckLink to inspect available signals before you click.