Check IDN registrability & discover lookalike phishing domains for .com/.net
About this tool
Based on IANA .com Latin IDN table (com_latn_1.2.txt, Verisign) and Unicode UTS #39 confusables data.
Checks registrability and generates potential lookalike domains ranked by visual similarity score.
Techniques: ASCII multi-char lookalikes (rn→m, vv→w, cl→d),
character swaps (l↔1, o↔0),
Latin Extended substitution (ogonek, cedilla, Vietnamese horn — Chrome-verified),
and character repetition.
Evidence sources: RaccoonO365 campaign (rnicrosoft.com, 5K+ victims across 94 countries).