Mikrotik bind dynamic zone update

gistfile1.txt

:global ipaddressfull [/ip address get [find interface="vlan2"] address]
:global ipaddress [:pick $ipaddressfull 0 [:find $ipaddressfull "/"]]
:global actualhostnameip  0.0.0.0

:do {
      :put [:global actualhostnameip [:resolve host.toupdate.com]];
} on-error={ :log info "update_bind_test: Error retrieving host ip";}


:if ($ipaddress != $actualhostnameip) do={
:log info "update_bind_test: Different data, local ip $ipaddress => remote hostname $actualhostnameip, updating...";
/tool dns-update dns-server=ip_server name="toupdate" address="$ipaddress" key-name="name_of_the_key" key="yourhashkey" zone="toupdate.com" ttl=300;
} else={
:log info "update_bind_test: nothing to do, all updated...";
}