- Support and report resolver failure by using default IP addresses,

- Simple code refactoring.

var/www/cgi-bin/myip.cgi

@@ -1,5 +1,29 @@
-#!/bin/sh
+#!/bin/bash
+#-----------------------------------------------------------------------------------------------------------------------
+#
+# MyIP.CGI
+# Copyright (C) 2025 Arnaud G. GIBERT
+# mailto:arnaud@rx3.net
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+#-----------------------------------------------------------------------------------------------------------------------
+
+
+
 echo "Content-type: text/plain"
 echo ""
 
-echo "$REMOTE_ADDR"
+echo "${REMOTE_ADDR}"