diff --git a/app/lib/utils.py b/app/lib/utils.py
index 1b838a8..888b4d1 100644
--- a/app/lib/utils.py
+++ b/app/lib/utils.py
@@ -3,6 +3,9 @@ import sys
 import json
 import requests
 import urlparse
+from app import app
+
+TIMEOUT = app.config['TIMEOUT']
 
 def auth_from_url(url):
     auth = None
@@ -18,7 +21,7 @@ def fetch_remote(remote_url, method='GET', data=None, accept=None, params=None,
         data = json.dumps(data)
 
     if timeout is None:
-        timeout = 1.5
+        timeout = TIMEOUT
 
     verify = False
 
@@ -125,4 +128,4 @@ def display_time(amount, units='s', remove_seconds=True):
         final_string = final_string[:final_string.rfind(' ')]
         return final_string[:final_string.rfind(' ')]
 
-    return final_string
\ No newline at end of file
+    return final_string
diff --git a/app/models.py b/app/models.py
index 2c18969..b56487b 100644
--- a/app/models.py
+++ b/app/models.py
@@ -18,6 +18,7 @@ LDAP_URI = app.config['LDAP_URI']
 LDAP_USERNAME = app.config['LDAP_USERNAME']
 LDAP_PASSWORD = app.config['LDAP_PASSWORD']
 LDAP_SEARCH_BASE = app.config['LDAP_SEARCH_BASE']
+LDAP_TYPE = app.config['LDAP_TYPE']
 
 PDNS_STATS_URL = app.config['PDNS_STATS_URL']
 PDNS_API_KEY = app.config['PDNS_API_KEY']
@@ -146,7 +147,10 @@ class User(db.Model):
                 return False
 
         elif method == 'LDAP':
-            searchFilter = "cn=%s" % self.username
+            if LDAP_TYPE == 'ldap':
+              searchFilter = "cn=%s" % self.username
+            else:
+              searchFilter = "(&(objectcategory=person)(samaccountname=%s))" % self.username
             try:
                 result = self.ldap_search(searchFilter, LDAP_SEARCH_BASE)
             except Exception, e:
diff --git a/config_template.py b/config_template.py
index 22043f8..12a3ca7 100644
--- a/config_template.py
+++ b/config_template.py
@@ -6,6 +6,9 @@ WTF_CSRF_ENABLED = True
 SECRET_KEY = 'We are the world'
 PORT = 9393
 
+# TIMEOUT - for large zones
+TIMEOUT = 10
+
 # LOG CONFIG 
 LOG_LEVEL = 'DEBUG'
 LOG_FILE = 'logfile.log'
@@ -23,6 +26,7 @@ LDAP_URI = 'ldaps://your-ldap-server:636'
 LDAP_USERNAME = 'cn=dnsuser,ou=users,ou=services,dc=duykhanh,dc=me'
 LDAP_PASSWORD = 'dnsuser'
 LDAP_SEARCH_BASE = 'ou=System Admins,ou=People,dc=duykhanh,dc=me'
+LDAP_TYPE = 'ldap' // or 'ad'
 
 # POWERDNS CONFIG
 PDNS_STATS_URL = 'http://172.16.214.131:8081/'