Email inspector

Reads a domain's mail posture: MX, SPF, DKIM, DMARC, MTA-STS and the rest of its email authentication.

A domain, then DKIM selectors separated by spaces or commas.

`/`	Focus the input
`Ctrl` `L`	Focus and select the input
`r`	Run again
`j` / `k`	Next or previous check or evidence block
`Enter`	Open the guide of the focused check
`h` / `l`	Previous or next inspector
`?`	Open this help
`Esc`	Close this help or the suggestions