Can I view the reason why the connection is "false" ?

[schikimikiviki]

In nodejs, for example, there can be many reasons: https://nodejs.org/api/dns.html#error-codes

[sindresorhus]

This package returns a boolean, and I don't plan to make the result itself anymore detailed. However, I do agree it could be useful for diagnostic purposes, so maybe we could log some more details using Diagnostics Channel.