healthchecks/templates/front/log_status_text.html

{% load humanize %}
{% with check.get_status as status %}
    {% if status == "down" %}
        This check is down. Last ping was {{ check.last_ping|naturaltime }}.
    {% elif status == "up" %}
        This check is up. Last ping was {{ check.last_ping|naturaltime }}.
    {% elif status == "grace" %}
        This check is late. Last ping was {{ check.last_ping|naturaltime }}.
    {% elif status == "paused" %}
        This check is paused.
    {% elif status == "new" %}
        This check has never received a ping.
    {% endif %}
{% endwith %}