In the order they arrived, from the first email after signup.
How often, when and how Checkmk emails its subscribers, measured from every email we received.
Every email Checkmk sent in its first month, grouped by the day it arrived.
Every subject line and preview text, in the order they arrived.
We captured 3 emails from Checkmk after signing up, all account verification emails.
67% of its emails arrived on the day we signed up, it sends with mostly HubSpot, and also Amazon SES, its designs lean green and black & white and all of its emails use plain text.
Its subject lines run about 43 characters.
