diff --git a/library/Icingadb/Model/DependencyNodeSummary.php b/library/Icingadb/Model/DependencyNodeSummary.php
new file mode 100644
index 000000000..6c326dbdd
--- /dev/null
+++ b/library/Icingadb/Model/DependencyNodeSummary.php
@@ -0,0 +1,119 @@
+<?php
+
+/* Icinga DB Web | (c) 2020 Icinga GmbH | GPLv2 */
+
+namespace Icinga\Module\Icingadb\Model;
+
+use ipl\Orm\Query;
+use ipl\Sql\Connection;
+use ipl\Sql\Expression;
+
+/**
+ * @property int $objects_down_handled
+ * @property int $objects_down_unhandled
+ * @property int $objects_event_handler_enabled
+ * @property int $objects_flapping_enabled
+ * @property int $objects_notifications_enabled
+ * @property int $objects_pending
+ * @property int $objects_problems_unacknowledged
+ * @property int $objects_total
+ * @property int $objects_up
+ */
+class DependencyNodeSummary extends DependencyNode
+{
+    public function getSummaryColumns()
+    {
+        return [
+            'objects_ok' => new Expression(
+                'SUM(CASE WHEN (dependency_node.service_id IS NOT NULL AND dependency_node_service_state.soft_state = 0)'
+                . 'OR (dependency_node.host_id IS NOT NULL AND dependency_node_host_state.soft_state = 0)'
+                . 'OR (dependency_node.redundancy_group_id IS NOT NULL AND dependency_node_redundancy_group_state.failed =  \'n\')'
+                . ' THEN 1 ELSE 0 END)'
+            ),
+            'objects_problem_handled' => new Expression(
+                'SUM(CASE WHEN'
+                . ' (dependency_node.service_id IS NOT NULL AND dependency_node_service_state.soft_state = 2'
+                . ' AND (dependency_node_service_state.is_handled = \'y\' OR dependency_node_service_state.is_reachable = \'n\'))'
+                . ' OR'
+                . ' (dependency_node.host_id IS NOT NULL AND dependency_node_host_state.soft_state = 1'
+                . ' AND (dependency_node_host_state.is_handled = \'y\' OR dependency_node_host_state.is_reachable = \'n\'))'
+               // . ' OR'
+               // .' (dependency_node.redundancy_group_id IS NOT NULL AND dependency_node_redundancy_group_state.failed =  \'y\')'
+                . ' THEN 1 ELSE 0 END)'
+            ),
+            'objects_problem_unhandled' => new Expression(
+                'SUM(CASE WHEN'
+                . ' (dependency_node.service_id IS NOT NULL AND dependency_node_service_state.soft_state = 2'
+                . ' AND (dependency_node_service_state.is_handled = \'n\' OR dependency_node_service_state.is_reachable = \'y\'))'
+                . ' OR'
+                . ' (dependency_node.host_id IS NOT NULL AND dependency_node_host_state.soft_state = 1'
+                . ' AND (dependency_node_host_state.is_handled = \'n\' OR dependency_node_host_state.is_reachable = \'y\'))'
+                . ' OR'
+                . ' (dependency_node.redundancy_group_id IS NOT NULL AND dependency_node_redundancy_group_state.failed =  \'y\')'
+                . ' THEN 1 ELSE 0 END)'
+            ),
+            'objects_warning_handled' => new Expression(
+                'SUM(CASE WHEN('
+                . 'dependency_node.service_id IS NOT NULL AND dependency_node_service_state.soft_state = 1'
+                . ' AND (dependency_node_service_state.is_handled = \'y\' OR dependency_node_service_state.is_reachable = \'n\')'
+                . ') THEN 1 ELSE 0 END)'
+            ),
+            'objects_warning_unhandled' => new Expression(
+                'SUM(CASE WHEN('
+                . 'dependency_node.service_id IS NOT NULL AND dependency_node_service_state.soft_state = 1'
+                . ' AND (dependency_node_service_state.is_handled = \'n\' OR dependency_node_service_state.is_reachable = \'y\')'
+                . ') THEN 1 ELSE 0 END)'
+            ),
+            'objects_unknown_handled' => new Expression(
+                'SUM(CASE WHEN('
+                . 'dependency_node.service_id IS NOT NULL AND dependency_node_service_state.soft_state = 3'
+                . ' AND (dependency_node_service_state.is_handled = \'y\' OR dependency_node_service_state.is_reachable = \'n\')'
+                . ') THEN 1 ELSE 0 END)'
+            ),
+            'objects_unknown_unhandled' => new Expression(
+                'SUM(CASE WHEN('
+                . 'dependency_node.service_id IS NOT NULL AND dependency_node_service_state.soft_state = 3'
+                . ' AND (dependency_node_service_state.is_handled = \'n\' OR dependency_node_service_state.is_reachable = \'y\')'
+                . ') THEN 1 ELSE 0 END)'
+            ),
+            'objects_pending' => new Expression(
+                'SUM(CASE WHEN (dependency_node.service_id IS NOT NULL AND dependency_node_service_state.soft_state = 99)'
+                . 'OR (dependency_node.host_id IS NOT NULL AND dependency_node_host_state.soft_state = 99)'
+                //. 'OR (dependency_node.redundancy_group_id IS NOT NULL AND dependency_node_redundancy_group_state.failed =  \'n\')'
+                . ' THEN 1 ELSE 0 END)'
+            ),
+            'objects_total' => new Expression(
+                'SUM(CASE WHEN dependency_node.id IS NOT NULL THEN 1 ELSE 0 END)'
+            ),
+        ];
+    }
+
+    public static function on(Connection $db): Query
+    {
+        $q = parent::on($db)
+        ->with([
+            'host',
+            'host.state',
+            'service',
+            'service.state',
+            'service.host',
+            'service.host.state',
+            'redundancy_group',
+            'redundancy_group.state'
+        ]);
+
+        $q->getSelectBase()
+            ->groupBy('dependency_node.id');
+
+        /** @var static $m */
+        $m = $q->getModel();
+        $q->columns($m->getSummaryColumns());
+
+        return $q;
+    }
+
+    public function getColumns(): array
+    {
+        return array_merge(parent::getColumns(), $this->getSummaryColumns());
+    }
+}