icingaweb2/modules/monitoring/application/views/scripts/object/detail-history.phtml

<?php

if (! $this->compact): ?>
<div class="controls separated">
    <?= $this->tabs ?>
<?php if ($object->type === 'service') {
    echo $this->render('partials/object/service-header.phtml');
} else {
    echo $this->render('partials/object/host-header.phtml');
} ?>
</div>
<?php endif ?>
<?= $this->render('partials/event-history.phtml') ?>