{"id":195,"date":"2011-09-18T17:01:00","date_gmt":"2011-09-18T17:01:00","guid":{"rendered":"http:\/\/pheonixsolutions.com\/?p=195"},"modified":"2026-04-27T09:12:51","modified_gmt":"2026-04-27T03:42:51","slug":"ip-changing-script","status":"publish","type":"post","link":"https:\/\/pheonixsolutions.com\/blog\/ip-changing-script\/","title":{"rendered":"IP changing script"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Introduction<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">This script automatically rotates IP addresses for a cPanel account at regular intervals (e.g., every 5 or 10 minutes). It reads IPs from a file and updates the account IP sequentially.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Prerequisites<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Root SSH access<\/li>\n\n\n\n<li>cPanel server<\/li>\n\n\n\n<li>Multiple IP addresses are configured on the server<\/li>\n\n\n\n<li>IP list file created<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Implementation<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Script:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">#!\/bin\/bash<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">#List of IP\u2019s in file \/root\/mydomain\/iplist.txt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CHANGEIP=\/usr\/local\/cpanel\/bin\/setsiteip<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">#This is a cPanel user account<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">USERNAME=mail23<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPLIST=\/root\/mydomain\/iplist_123mail.txt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CUR_IP=\/root\/mydomain\/current_ip_123mail.txt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">##REMOVE EMPTY LINES FROM FILE<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">sed -i \u201c\/^$\/d\u201d iplist_123mail.txt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">#Current IP<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CIP=$(cat ${CUR_IP})<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">#Total line count<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TLN=$(wc -l ${IPLIST}|cut -d\u201d \u201d -f1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">#Current line number<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CLN=$(grep -n ${CIP} ${IPLIST}|cut -d: -f1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">echo -e \u201c$CLN\\n$TLN\\n$CIP\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">if [ $CLN -eq $TLN ]; then<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CLN=1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">echo ${CLN} &gt; ${CUR_IP}<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">sed -n 1p ${IPLIST} &gt; ${CUR_IP}<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CIP=$(cat ${CUR_IP})<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">$CHANGEIP -u ${USERNAME} ${CIP} &gt; ~\/report_emailexp.txt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ret=$?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">echo -e \u201cCLN=1\\nRET=${ret}\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">else<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CLN=$((CLN+1))<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">echo ${CLN} &gt; ${CUR_IP}<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">sed -n \u201c${CLN}\u201dp ${IPLIST} &gt; ${CUR_IP}<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CIP=$(cat ${CUR_IP})<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">$CHANGEIP -u ${USERNAME} ${CIP} &gt; ~\/report_emailexp.txt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ret=$?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">echo -e \u201cCLN=${CLN}\\nRET=${ret}\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">fi<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">####SEND ALERT####<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EMAIL_=<a>rrrrrrrrrrrrttttttttttt@hotmail.com<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">if [ $ret -eq 0 ];then<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">exit 0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">#msg=\u201dIP CHANGED SUCCESSFULLY NEW IP=${CIP}\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">#echo \u201cNOTIFICATION FROM hostname\u201d| mail -s \u201c${msg}\u201d ${EMAIL_}<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">else<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">msg=\u201dIP CHANGED FAILURE IP TRIED=${CIP}\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">content=$(cat ~\/report.txt)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">echo \u201c$content\u201d |mail -s \u201c${msg}\u201d ${EMAIL_}<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">fi<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">#######<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">##END<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">#######<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">By using this script on a cPanel server, you can automatically rotate IP addresses for a specific account. Ensure all IPs are listed in \/root\/mydomain\/iplist.txt and schedule the script via cron for periodic execution.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Introduction This script automatically rotates IP addresses for a cPanel account at regular intervals (e.g., every 5 or 10 minutes). 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