Extend warning with IP + host etc.

resources/lang/en_US/email.php

@@ -54,6 +54,7 @@ return [
     'ip_address'                                  => 'IP address',
     'host_name'                                   => 'Host',
     'date_time'                                   => 'Date + time',
+    'user_agent'                                  => 'Browser',
 
     // access token created
     'access_token_created_subject'                => 'A new access token was created',

resources/views/emails/owner/unknown-user.blade.php

@@ -1,3 +1,9 @@
 @component('mail::message')
-    {{ trans('email.unknown_user_body', ['address' => $address]) }}
+{{ trans('email.unknown_user_body', ['address' => $address]) }}
+
+- {{ trans('email.date_time') }}: {{ $time }}
+- {{ trans('email.ip_address') }}: {{ $ip }}
+- {{ trans('email.host_name') }}: {{ $host }}
+- {{ trans('email.user_agent') }}: {{ $userAgent }}
+
 @endcomponent