diff --git a/docker/routlin-dash/app/view_page.py b/docker/routlin-dash/app/view_page.py
index f6a0b20..af18c26 100644
--- a/docker/routlin-dash/app/view_page.py
+++ b/docker/routlin-dash/app/view_page.py
@@ -305,8 +305,14 @@ def _config_datasource(name):
             row['use_blocklists'] = json.dumps([
                 {'n': bl, 'd': bl_desc.get(bl, bl)} for bl in v.get('use_blocklists', [])
             ])
+            _prefix = v.get('subnet_mask', 24)
+            _n_octets = 1 if _prefix >= 24 else 2 if _prefix >= 16 else 3 if _prefix >= 8 else 4
             row['server_identity_ips'] = json.dumps([
-                {'n': s['ip'], 'd': s['ip'], 'short': '.' + s['ip'].rsplit('.', 1)[-1], 'mini': '.' + s['ip'].rsplit('.', 1)[-1]}
+                {
+                    'n': s['ip'], 'd': s['ip'],
+                    'short': '.' + '.'.join(s['ip'].split('.')[-_n_octets:]),
+                    'mini':  '.' + '.'.join(s['ip'].split('.')[-_n_octets:]),
+                }
                 for s in v.get('server_identities', []) if s.get('ip')
             ])
             row['server_identity_descriptions'] = json.dumps([