diff --git a/blockstack_cli/blockstack_registrar/blockdata/renew_names.py b/blockstack_cli/blockstack_registrar/blockdata/renew_names.py
new file mode 100755
index 000000000..f3f17c3eb
--- /dev/null
+++ b/blockstack_cli/blockstack_registrar/blockdata/renew_names.py
@@ -0,0 +1,127 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#-----------------------
+# Copyright 2014 Halfmoon Labs, Inc.
+# All Rights Reserved
+#-----------------------
+
+from .namecoind_cluster import get_server
+from .register import update_name
+from commontools import log 
+
+import json 
+
+from time import sleep
+
+from coinrpc import namecoind 
+
+#-----------------------------------
+def get_overlap():
+	
+	reply = namecoind.name_filter('id/')
+	
+	counter = 0 
+
+	id_namespace = []
+
+	for i in reply:
+		if 'expired' in i:
+			pass
+		else:
+			counter += 1
+			id_namespace.append(i['name'].lstrip('id/'))
+	
+	reply = namecoind.name_filter('u/')
+
+	counter = 0 
+
+	u_namespace = []
+
+	for i in reply:
+		if 'expired' in i:
+			pass
+		else:
+			counter += 1
+			u_namespace.append(i['name'].lstrip('u/'))
+
+	from collections import Counter 
+	a_multiset = Counter(id_namespace)
+	b_multiset = Counter(u_namespace)
+
+	overlap = list((a_multiset & b_multiset).elements())
+
+	for i in overlap:
+		print i
+	print len(overlap)
+
+
+#-----------------------------------
+def get_expiring_names(regrex,expires_in):
+
+	reply = namecoind.name_filter(regrex)
+
+	counter_total = 0
+	counter_expiring = 0
+	for i in reply:
+		counter_total += 1 
+		try:
+			if i['expires_in'] < expires_in:
+				#expiring_users.insert(i)
+				print i['name']
+				print i['expires_in']
+				counter_expiring += 1
+				#print i['value']
+				#print '-' * 5
+		except:
+			print i 
+	
+	print '-' * 5
+	print "Total names: " + str(counter_total)
+	print "Total expiring in " + str(expires_in) + " blocks: " + str(counter_expiring)
+
+#-----------------------------------
+def get_expired_names(regrex):
+
+	reply = namecoind.name_filter(regrex,check_blocks=0)
+
+	counter_total = 0
+	counter_expired = 0
+	for i in reply:
+		counter_total += 1 
+		
+		if 'expired' in i and i['expired'] == 1: 
+			print i['name']
+			counter_expired += 1
+	
+	print '-' * 5
+	print "Total names: " + str(counter_total)
+	print "Total expired: " + str(counter_expired)
+
+#-----------------------------------
+def send_update(expiring_users):
+
+	for i in expiring_users.find():
+		key = i['name']
+		try:
+			value = json.loads(i['value'])
+
+			value['message'] = value['message'].replace('This OneName username','This username')
+		except:
+			value = i['value']
+			
+		print key
+		print value 
+		print '-' * 5
+
+		try:
+			update_name(key,value)
+		except Exception as e:
+			print e 
+		sleep(5)
+
+#-----------------------------------
+if __name__ == '__main__':
+
+	get_expiring_names('u/',500)
+	#get_expired_names('u/')
+	#send_update()
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