icingaweb2/modules/monitoring/application/views/scripts/partials/object/host-header.phtml

<?php
use Icinga\Module\Monitoring\Object\Host;
use Icinga\Web\Url;

/** @var Host $object */

$url = Url::fromRequest();
$linkHostName = ! ($url->getPath() === 'monitoring/host/show' && $url->getParam('host') === $object->host_name);
?>
<table class="state-table host-detail-state">
    <tr>
        <td class="state-col state-<?= Host::getStateText($object->host_state) ?><?= $object->host_handled ? ' handled' : '' ?>">
            <div class="state-header"><?= Host::getStateText($object->host_state, true) ?></div>
            <div class="state-meta">
                <?= $this->timeSince($object->host_last_state_change) ?>
            <?php if ((int) $object->host_state > 0 && (int) $object->host_state_type === 0): ?>
                <div><?= $this->translate('Soft', 'Soft state') ?> <?= $object->host_attempt ?></div>
            <?php endif ?>
            </div>
        </td>
        <td>
            <?= $this->iconImage()->host($object) ?>
        <?php
        if ($linkHostName) {
            echo '<a href="' . Url::fromPath('monitoring/host/show', array('host' => $object->host_name)) . '">';
        }
        ?>
            <span class="selectable"><?= $this->escape($object->host_display_name) ?></span>
        <?php if ($object->host_display_name !== $object->host_name): ?>
            <span class="selectable host-meta">&#40;<?= $this->escape($object->host_name) ?>&#41;</span>
        <?php endif ?>
        <?php
        if ($linkHostName) {
            echo '</a>';
        }
        ?>
        <?php if ($object->host_alias !== $object->host_display_name && $object->host_alias !== $object->host_name): ?>
            <div class="selectable host-meta">
                <?= $this->escape($this->translate('Alias', 'host') . ': ' . $object->host_alias) ?>
            </div>
        <?php endif ?>
            <?= $this->hostFlags($object) ?>
        <?php if ($object->host_address6 && $object->host_address6 !== $object->host_name): ?>
            <div class="selectable host-meta" title="<?= $this->translate('IPv6 address') ?>"><?= $this->escape($object->host_address6) ?></div>
        <?php endif ?>
        <?php if ($object->host_address && $object->host_address !== $object->host_name): ?>
            <div class="selectable host-meta" title="<?= $this->translate('IPv4 address') ?>"><?= $this->escape($object->host_address) ?></div>
        <?php endif ?>
        </td>
    </tr>
</table>