diff --git a/swh/web/ui/backend.py b/swh/web/ui/backend.py
--- a/swh/web/ui/backend.py
+++ b/swh/web/ui/backend.py
@@ -230,6 +230,15 @@
     return main.storage().stat_counters()
 
 
+def stat_origin_visits(origin_id):
+    """Return the dates at which the given origin was scanned for content.
+
+    Returns:
+       An array of dates
+    """
+    return main.storage().origin_visit_get(origin_id)
+
+
 def revision_get_by(origin_id, branch_name, timestamp):
     """Return occurrence information matching the criterions origin_id,
     branch_name, ts.
diff --git a/swh/web/ui/tests/test_backend.py b/swh/web/ui/tests/test_backend.py
--- a/swh/web/ui/tests/test_backend.py
+++ b/swh/web/ui/tests/test_backend.py
@@ -624,6 +624,42 @@
         self.storage.stat_counters.assert_called_with()
 
     @istest
+    def stat_origin_visits(self):
+        # given
+        expected_dates = [
+            {
+                'date': datetime.datetime(
+                    2015, 1, 1, 22, 0, 0,
+                    tzinfo=datetime.timezone.utc),
+                'origin': 1,
+                'visit': 1
+            },
+            {
+                'date': datetime.datetime(
+                    2013, 7, 1, 20, 0, 0,
+                    tzinfo=datetime.timezone.utc),
+                'origin': 1,
+                'visit': 2
+            },
+            {
+                'date': datetime.datetime(
+                    2015, 1, 1, 21, 0, 0,
+                    tzinfo=datetime.timezone.utc),
+                'origin': 1,
+                'visit': 3
+            }
+        ]
+        self.storage.origin_visit_get = MagicMock(return_value=expected_dates)
+
+        # when
+        actual_dates = backend.stat_origin_visits(5)
+
+        # then
+        self.assertEqual(actual_dates, expected_dates)
+
+        self.storage.origin_visit_get.assert_called_with(5)
+
+    @istest
     def directory_entry_get_by_path(self):
         # given
         stub_dir_entry = {'id': b'dir-id',