diff --git a/index.php b/index.php
index e3f2d80..c123d3e 100644
--- a/index.php
+++ b/index.php
@@ -1 +1,12 @@
-<?php header("Content-type: text/plain"); echo ($_SERVER['HTTP_X_FORWARDED_FOR']) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR']; ?>
\ No newline at end of file
+<?php
+  header("Content-type: text/plain");
+  if(isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
+    if (($pos = strpos($_SERVER['HTTP_X_FORWARDED_FOR'], ",")) !== false) {
+      echo substr($_SERVER['HTTP_X_FORWARDED_FOR'], 0, $pos);
+    } else {
+      echo $_SERVER['HTTP_X_FORWARDED_FOR'];
+    }
+  } else {
+    echo $_SERVER['REMOTE_ADDR'];
+  }
+?>
\ No newline at end of file