1 files changed, 36 insertions, 0 deletions
diff --git a/cidr.php b/cidr.php
new file mode 100644
index 0000000..87417d8
--- /dev/null
+++ b/cidr.php
@@ -0,0 +1,36 @@
+<?php
+$NETMASK = array(
+    1 => "128.0.0.0",
+    2 => "192.0.0.0",
+    3 => "224.0.0.0",
+    4 => "240.0.0.0",
+    5 => "248.0.0.0",
+    6 => "252.0.0.0",
+    7 => "254.0.0.0",
+    8 => "255.0.0.0",
+    9 => "255.128.0.0",
+    10 => "255.192.0.0",
+    11 => "255.224.0.0",
+    12 => "255.240.0.0",
+    13 => "255.248.0.0",
+    14 => "255.252.0.0",
+    15 => "255.254.0.0",
+    16 => "255.255.0.0",
+    17 => "255.255.128.0",
+    18 => "255.255.192.0",
+    19 => "255.255.224.0",
+    20 => "255.255.240.0",
+    21 => "255.255.248.0",
+    22 => "255.255.252.0",
+    23 => "255.255.254.0",
+    24 => "255.255.255.0",
+    25 => "255.255.255.128",
+    26 => "255.255.255.192",
+    27 => "255.255.255.224",
+    28 => "255.255.255.240",
+    29 => "255.255.255.248",
+    30 => "255.255.255.252",
+    31 => "255.255.255.254",
+    32 => "255.255.255.255"
+);
+?>