몇달 전에 도메인 보안 문제 관련 뉴스에서 봤던 zip 도메인을 사용하는 사이트가 있네요.
도메인을 보니 압축 파일 확장자 zip 때문에 뭔가 좀 헷갈리는 느낌이 있긴 하네요.
https://www.clien.net/service/board/news/18085469CLIEN

https://smolsite.zip

웹페이지 파일명을 index.html으로 바꾼 다음 zip으로 압축하고 Base64 인코딩으로 변환해서 smolsite.zip 뒤에 붙이면 웹페이지를 표시할 수 있네요.
파일에 따라 잘 안 되는 것 같기도 하네요.

https://smolsite.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