あなたがルートprevillegesで、Hostsファイルの内容を表示するのに役立ちます。
Hosts is a file used by operating systems for mapping IP addressess with host names. Its acts as a local DNS.
This app provides the users to view the host file content, and used to validate the local DNS mapping for their correctness.
The app is still in development phase, sooner update will be rolled out for editing, backing up, sharing hosts files.