Your generated xn-- domain doesn't exist in DNS yet. Purchase & register it on a registrar, OR test locally — no purchase needed.
/etc/hostsIn 2017, researcher Xudong Zheng registered xn--80ak6aa92e.com which displayed as apple.com in Chrome & Firefox. Both browsers patched this. Modern browsers now show punycode if all/mixed Cyrillic is detected.
Generated domain (e.g. googIe.com) is a real purchasable domain. Test locally without buying it:
Fonts like Arial and Calibri render lowercase l and uppercase I identically. Pure ASCII — no browser warning, no special rendering.
Domains like google-security.com are real, purchasable. Test locally without registering:
Users anchor on the brand name and trust it before parsing the full domain. No browser warning — it's a valid domain. "support" and "security" are the most abused keywords in real campaigns.