diff --git a/shell/send_email.sh b/shell/send_email.sh
new file mode 100755
index 0000000..a7de937
--- /dev/null
+++ b/shell/send_email.sh
@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+touch /var/local/mail.log
+
+currentIP=$(curl -s -4 whatismyip.akamai.com)
+historyIP=$(cat /var/local/mail.log)
+if [[ ${currentIP} = ${historyIP} ]];then
+	echo '不发送邮件'
+	echo '不发送邮件' >> /tmp/mail.log
+	exit
+fi
+echo ${currentIP}|mail -s ${currentIP} xxx@163.com
+echo ${currentIP} > /var/local/mail.log