diff --git a/docker/routlin-dash/app/pages/dhcpleases/content.json b/docker/routlin-dash/app/pages/dhcpleases/content.json
index 4cf7e03..c60a91d 100644
--- a/docker/routlin-dash/app/pages/dhcpleases/content.json
+++ b/docker/routlin-dash/app/pages/dhcpleases/content.json
@@ -45,13 +45,17 @@
           "field": "mac_address",
           "class": "col-mono"
         },
+        {
+          "label": "Vendor",
+          "field": "vendor"
+        },
         {
           "label": "VLAN",
           "field": "vlan_name"
         },
         {
-          "label": "Obtained",
-          "field": "obtained"
+          "label": "Last Active",
+          "field": "last_active"
         },
         {
           "label": "Expires",
diff --git a/docker/routlin-dash/app/view_page.py b/docker/routlin-dash/app/view_page.py
index 166171b..2b2e998 100644
--- a/docker/routlin-dash/app/view_page.py
+++ b/docker/routlin-dash/app/view_page.py
@@ -16,6 +16,20 @@ HEALTH_FILE     = os.path.join(CONFIGS_DIR, '.health')
 
 bp = Blueprint('view_page', __name__)
 
+try:
+    import manuf as _manuf_mod
+    _mac_parser = _manuf_mod.MacParser()
+except Exception:
+    _mac_parser = None
+
+def _get_vendor(mac):
+    if _mac_parser is None:
+        return ''
+    try:
+        return _mac_parser.get_manuf(mac) or ''
+    except Exception:
+        return ''
+
 
 # File loaders ======================================================
 
@@ -221,8 +235,9 @@ def live_dhcp_leases():
                         'hostname':    hostname_html,
                         'ip_address':  parts[2],
                         'mac_address': parts[1],
+                        'vendor':      _get_vendor(parts[1]),
                         'vlan_name':   vlan_name,
-                        'obtained':    obtained,
+                        'last_active': obtained,
                         'expires':     relative_time_future(expiry),
                         'recent':      recent,
                     })
diff --git a/docker/routlin-dash/requirements.txt b/docker/routlin-dash/requirements.txt
index bb2793b..1cdb17b 100644
--- a/docker/routlin-dash/requirements.txt
+++ b/docker/routlin-dash/requirements.txt
@@ -1,2 +1,3 @@
 flask
 bcrypt
+manuf