Dyndns Updater

Duck DNS

• Create an account at https://www.duckdns.org/
• Create the script /var/local/duckdns/updater.sh (chmod 700)
• create the log file: touch /var/local/duckdns/duck.log

LOG_FILE=/var/local/duckdns/duck.log
DATE=$(date +"%F %T")
RESULT=$( echo url="https://www.duckdns.org/update?domains=flirt,zr0ke,r0942,m0rpheus&token=********-****-****-****-************&ip=" | curl -s -k -K -  )
echo ${DATE} ${RESULT} >> ${LOG_FILE}

• crontab -e

*/5 * * * * /var/local/duckdns/updater.sh >/dev/null 2>&1

NO-IP

Ubuntu 16.04 server

sudo apt install ddclient

/etc/ddclient.conf example

## ddclient configuration file
  daemon=600
  # check every 600 seconds
  syslog=yes
  # log update msgs to syslog
  mail-failure=redteam@bbva.com # Mail failed updates to user
  pid=/var/run/ddclient.pid
  # record PID in file.
  ssl=yes
  # use HTTPS
  ## Detect IP with our CheckIP server
  use=web, web=checkip.dyndns.com/, web-skip='IP Address'
  ## DynDNS username and password here
  login=RedTeam
  password=##YOUR PASSWORD##
  ## Default options
  protocol=dyndns2
  server=members.dyndns.org
  ## Dynamic DNS hosts
  rrafara.dyndns.org

Restart ddclient service