diff --git a/local.py b/local.py
index 00095d1..4c60191 100755
--- a/local.py
+++ b/local.py
@@ -34,6 +34,9 @@ import threading
 import time
 import SocketServer
 
+#disable ThreadingTCPServer dns revsere lookup, sometimes it will be slow
+socket.getfqdn = lambda x:x
+
 def socket_create_connection(address, timeout=socket._GLOBAL_DEFAULT_TIMEOUT,
                       source_address=None):
     """python 2.7 socket.create_connection"""
@@ -51,14 +54,14 @@ def socket_create_connection(address, timeout=socket._GLOBAL_DEFAULT_TIMEOUT,
             sock.connect(sa)
             return sock
 
-        except socket.error as _:
+        except error as _:
             err = _
             if sock is not None:
                 sock.close()
     if err is not None:
         raise err
     else:
-        raise error("getaddrinfo returns an empty list")
+        raise socket.error("getaddrinfo returns an empty list")
 
 def get_table(key):
     m = hashlib.md5()
diff --git a/server.py b/server.py
index a37293e..97487e9 100755
--- a/server.py
+++ b/server.py
@@ -37,6 +37,9 @@ import string
 import hashlib
 import sys
 
+#disable ThreadingTCPServer dns revsere lookup, sometimes it will be slow
+socket.getfqdn = lambda x:x
+
 def socket_create_connection(address, timeout=socket._GLOBAL_DEFAULT_TIMEOUT,
                       source_address=None):
     """python 2.7 socket.create_connection"""
@@ -61,7 +64,7 @@ def socket_create_connection(address, timeout=socket._GLOBAL_DEFAULT_TIMEOUT,
     if err is not None:
         raise err
     else:
-        raise error("getaddrinfo returns an empty list")
+        raise socket.error("getaddrinfo returns an empty list")
 
 def get_table(key):
     m = hashlib.md5()