diff --git a/src/main/java/com/dispose/common/IPAddrType.java b/src/main/java/com/dispose/common/IPAddrType.java
index 4e5ff62e..d3f720d1 100644
--- a/src/main/java/com/dispose/common/IPAddrType.java
+++ b/src/main/java/com/dispose/common/IPAddrType.java
@@ -91,16 +91,35 @@ public enum IPAddrType {
      * @return the boolean
      */
     public static boolean isIpAddress(String ipAddr) {
-        if (!ipAddr.contains(GlobalVar.STRING_IPV4_FLAG) && !ipAddr.contains(GlobalVar.STRING_IPV6_FLAG)) {
-            return false;
-        }
-        try {
-            IPAddressString str = new IPAddressString(ipAddr);
-            IPAddress addr = str.toAddress();
 
-            return true;
-        } catch (AddressStringException e) {
-            return false;
+        int counts = ipAddr.length() - ipAddr.replaceAll(GlobalVar.STRING_IPV6_FLAG, "").length();
+
+        String ipv4Regex = "^(1\\d{2}|2[0-4]\\d|25[0-5]|[1-9]\\d|[1-9])\\."
+                + "(1\\d{2}|2[0-4]\\d|25[0-5]|[1-9]\\d|\\d)\\." + "(1\\d{2}|2[0-4]\\d|25[0-5]|[1-9]\\d|\\d)\\."
+                + "(1\\d{2}|2[0-4]\\d|25[0-5]|[1-9]\\d|\\d)$";
+
+        String ipv6Regex = "^(([\\da-fA-F]{1,4}):){8}$";
+
+        switch (counts) {
+            // ipv4
+            case 0:
+                return ipAddr.matches(ipv4Regex);
+            // v4 + port
+            case 1:
+                String ipv4 = ipAddr.substring(0, ipAddr.lastIndexOf(":"));
+                //String port = ipAddr.substring(ipAddr.lastIndexOf(":") + 1);
+                return ipv4.matches(ipv4Regex);
+            default:
+                // Ip v6 + port
+                if (ipAddr.contains("[")) {
+                    String ipv6 = ipAddr.substring(1, ipAddr.lastIndexOf("]"));
+                    //String port = ipAddr.substring(ipAddr.lastIndexOf("]:") + 1);
+                    return ipv6.matches(ipv6Regex);
+                } else {
+                    return ipAddr.matches(ipv6Regex);
+                }
         }
     }
 }
+
+