Internationalized domain sharing review

Review internationalized domains and Punycode

A Unicode domain can look different from its ASCII/Punycode form. Compare synthetic cases and save a note for a safer handoff.

Review a domain form

IDN and Punycode review

Only synthetic cases are used. DNS, certificates, ownership, and real-site safety are not verified.

Before sharing

  • Compare the host display with its ASCII/Punycode form.
  • Check a confusable-looking domain against a trusted source.
  • Do not treat this guide as DNS, certificate, or ownership verification.