DDNS script enabled but not auto starting

Hello everybody. I’m struggling to enable ddns script to automatically start after a reboot. The service is already enabled and corresponding /ec/rc.d/ links where created. I can manually start it with no issues. No errors where reported in log file.
To investigate a little further, I added, before START=95 line, the following lines to /etc/init.d/ddns script file in order to save script output to file.

exec >>/root/log 2>&1
echo “STARTED”
set -x

Bellow is the edited ddns script file

#!/bin/sh /etc/rc.common
exec >>/root/log 2>&1
echo "STARTED"
set -x
START=95
STOP=10
boot() {
return 0
}
reload() {
/usr/lib/ddns/dynamic_dns_updater.sh -- reload
return 0
}
restart() {
/usr/lib/ddns/dynamic_dns_updater.sh -- stop
sleep 1
/usr/lib/ddns/dynamic_dns_updater.sh -- start
}
start() {
/usr/lib/ddns/dynamic_dns_updater.sh -- start
}
stop() {
/usr/lib/ddns/dynamic_dns_updater.sh -- stop
return 0
}

Here is the full output:

STARTED
+ START=95
+ STOP=10
+ '[' -n  ]
+ ALL_COMMANDS='start stop reload restart boot shutdown enable disable enabled depends '
+ list_contains ALL_COMMANDS shutdown
+ local 'var=ALL_COMMANDS'
+ local 'str=shutdown'
+ local val
+ eval 'val=" ${ALL_COMMANDS} "'
+ val=' start stop reload restart boot shutdown enable disable enabled depends  '
+ '[' ' start stop reload restart boot' '!=' ' start stop reload restart boot shutdown enable disable enabled depends  ' ]
+ shutdown
+ stop
+ /usr/lib/ddns/dynamic_dns_updater.sh -- stop
+ return 0
STARTED
+ START=95
+ STOP=10
+ '[' -n  ]
+ ALL_COMMANDS='start stop reload restart boot shutdown enable disable enabled depends '
+ list_contains ALL_COMMANDS enabled
+ local 'var=ALL_COMMANDS'
+ local 'str=enabled'
+ local val
+ eval 'val=" ${ALL_COMMANDS} "'
+ val=' start stop reload restart boot shutdown enable disable enabled depends  '
+ '[' ' start stop reload restart boot shutdown enable disable' '!=' ' start stop reload restart boot shutdown enable disable enabled depends  ' ]
+ enabled
+ basename /etc/init.d/ddns
+ name=ddns
+ name=ddns
+ '[' -z 95 ]
+ '[' -x /etc/rc.d/S95ddns ]
+ '[' -z 10 ]
+ '[' -x /etc/rc.d/K10ddns ]
STARTED
+ START=95
+ STOP=10
+ '[' -n  ]
+ ALL_COMMANDS='start stop reload restart boot shutdown enable disable enabled depends '
+ list_contains ALL_COMMANDS enabled
+ local 'var=ALL_COMMANDS'
+ local 'str=enabled'
+ local val
+ eval 'val=" ${ALL_COMMANDS} "'
+ val=' start stop reload restart boot shutdown enable disable enabled depends  '
+ '[' ' start stop reload restart boot shutdown enable disable' '!=' ' start stop reload restart boot shutdown enable disable enabled depends  ' ]
+ enabled
+ basename /etc/init.d/ddns
+ name=ddns
+ name=ddns
+ '[' -z 95 ]
+ '[' -x /etc/rc.d/S95ddns ]
+ '[' -z 10 ]
+ '[' -x /etc/rc.d/K10ddns ]
STARTED
+ START=95
+ STOP=10
+ '[' -n  ]
+ ALL_COMMANDS='start stop reload restart boot shutdown enable disable enabled depends '
+ list_contains ALL_COMMANDS boot
+ local 'var=ALL_COMMANDS'
+ local 'str=boot'
+ local val
+ eval 'val=" ${ALL_COMMANDS} "'
+ val=' start stop reload restart boot shutdown enable disable enabled depends  '
+ '[' ' start stop reload restart' '!=' ' start stop reload restart boot shutdown enable disable enabled depends  ' ]
+ boot
+ return 0
STARTED
+ START=95
+ STOP=10
+ '[' -n  ]
+ ALL_COMMANDS='start stop reload restart boot shutdown enable disable enabled depends '
+ list_contains ALL_COMMANDS boot
+ local 'var=ALL_COMMANDS'
+ local 'str=boot'
+ local val
+ eval 'val=" ${ALL_COMMANDS} "'
+ val=' start stop reload restart boot shutdown enable disable enabled depends  '
+ '[' ' start stop reload restart' '!=' ' start stop reload restart boot shutdown enable disable enabled depends  ' ]
+ boot
+ return 0
STARTED
+ START=95
+ STOP=10
+ '[' -n  ]
+ ALL_COMMANDS='start stop reload restart boot shutdown enable disable enabled depends '
+ list_contains ALL_COMMANDS enabled
+ local 'var=ALL_COMMANDS'
+ local 'str=enabled'
+ local val
+ eval 'val=" ${ALL_COMMANDS} "'
+ val=' start stop reload restart boot shutdown enable disable enabled depends  '
+ '[' ' start stop reload restart boot shutdown enable disable' '!=' ' start stop reload restart boot shutdown enable disable enabled depends  ' ]
+ enabled
+ basename /etc/init.d/ddns
+ name=ddns
+ name=ddns
+ '[' -z 95 ]
+ '[' -x /etc/rc.d/S95ddns ]
+ '[' -z 10 ]
+ '[' -x /etc/rc.d/K10ddns ]
STARTED
+ START=95
+ STOP=10
+ '[' -n  ]
+ ALL_COMMANDS='start stop reload restart boot shutdown enable disable enabled depends '
+ list_contains ALL_COMMANDS enabled
+ local 'var=ALL_COMMANDS'
+ local 'str=enabled'
+ local val
+ eval 'val=" ${ALL_COMMANDS} "'
+ val=' start stop reload restart boot shutdown enable disable enabled depends  '
+ '[' ' start stop reload restart boot shutdown enable disable' '!=' ' start stop reload restart boot shutdown enable disable enabled depends  ' ]
+ enabled
+ basename /etc/init.d/ddns
+ name=ddns
+ name=ddns
+ '[' -z 95 ]
+ '[' -x /etc/rc.d/S95ddns ]
+ '[' -z 10 ]
+ '[' -x /etc/rc.d/K10ddns ]
STARTED
+ START=95
+ STOP=10
+ '[' -n  ]
+ ALL_COMMANDS='start stop reload restart boot shutdown enable disable enabled depends '
+ list_contains ALL_COMMANDS enabled
+ local 'var=ALL_COMMANDS'
+ local 'str=enabled'
+ local val
+ eval 'val=" ${ALL_COMMANDS} "'
+ val=' start stop reload restart boot shutdown enable disable enabled depends  '
+ '[' ' start stop reload restart boot shutdown enable disable' '!=' ' start stop reload restart boot shutdown enable disable enabled depends  ' ]
+ enabled
+ basename /etc/init.d/ddns
+ name=ddns
+ name=ddns
+ '[' -z 95 ]
+ '[' -x /etc/rc.d/S95ddns ]
+ '[' -z 10 ]
+ '[' -x /etc/rc.d/K10ddns ]
STARTED
+ START=95
+ STOP=10
+ '[' -n  ]
+ ALL_COMMANDS='start stop reload restart boot shutdown enable disable enabled depends '
+ list_contains ALL_COMMANDS enabled
+ local 'var=ALL_COMMANDS'
+ local 'str=enabled'
+ local val
+ eval 'val=" ${ALL_COMMANDS} "'
+ val=' start stop reload restart boot shutdown enable disable enabled depends  '
+ '[' ' start stop reload restart boot shutdown enable disable' '!=' ' start stop reload restart boot shutdown enable disable enabled depends  ' ]
+ enabled
+ basename /etc/init.d/ddns
+ name=ddns
+ name=ddns
+ '[' -z 95 ]
+ '[' -x /etc/rc.d/S95ddns ]
+ '[' -z 10 ]
+ '[' -x /etc/rc.d/K10ddns ]
STARTED
+ START=95
+ STOP=10
+ '[' -n  ]
+ ALL_COMMANDS='start stop reload restart boot shutdown enable disable enabled depends '
+ list_contains ALL_COMMANDS enabled
+ local 'var=ALL_COMMANDS'
+ local 'str=enabled'
+ local val
+ eval 'val=" ${ALL_COMMANDS} "'
+ val=' start stop reload restart boot shutdown enable disable enabled depends  '
+ '[' ' start stop reload restart boot shutdown enable disable' '!=' ' start stop reload restart boot shutdown enable disable enabled depends  ' ]
+ enabled
+ basename /etc/init.d/ddns
+ name=ddns
+ name=ddns
+ '[' -z 95 ]
+ '[' -x /etc/rc.d/S95ddns ]
+ '[' -z 10 ]
+ '[' -x /etc/rc.d/K10ddns ]
STARTED
+ START=95
+ STOP=10
+ '[' -n  ]
+ ALL_COMMANDS='start stop reload restart boot shutdown enable disable enabled depends '
+ list_contains ALL_COMMANDS enabled
+ local 'var=ALL_COMMANDS'
+ local 'str=enabled'
+ local val
+ eval 'val=" ${ALL_COMMANDS} "'
+ val=' start stop reload restart boot shutdown enable disable enabled depends  '
+ '[' ' start stop reload restart boot shutdown enable disable' '!=' ' start stop reload restart boot shutdown enable disable enabled depends  ' ]
+ enabled
+ basename /etc/init.d/ddns
+ name=ddns
+ name=ddns
+ '[' -z 95 ]
+ '[' -x /etc/rc.d/S95ddns ]
+ '[' -z 10 ]
+ '[' -x /etc/rc.d/K10ddns ]

Can anybody help me to fix this issue?

Before me diving in to the problem it self using CLI and getting the dust off my old system V init daemon knowledge, is it enabled in luci (System → startup )? It should look like mine in the printscreen below.

And here a sweet candy if i am unable to help you soon because of personal time restriction: How To Configure a Linux Service to Start Automatically After a Crash or Reboot – Part 1: Practical Examples | DigitalOcean