diff --git a/server_entry.py b/server_entry.py
index 7a31dc0..e79afc8 100644
--- a/server_entry.py
+++ b/server_entry.py
@@ -1,5 +1,6 @@
 from time import time
 from struct import pack
+import ipaddress
 
 class ServerEntry:
 	challenge2 = 0
@@ -67,8 +68,7 @@ class ServerEntry:
 		self.addr = addr
 		# Shortcuts for generating query
 		self.queryAddr = b''
-		for i in addr[0].split('.'):
-			self.queryAddr += pack('!B', int(i))
+		self.queryAddr += ipaddress.ip_address(addr[0]).packed
 		self.queryAddr += pack('!H', int(addr[1]))
 
 		# Random number that server must return