Update OpenDNS with Mikrotik IP for custom dns settings

Mikrotik Update OpenDNS

:local odnsuser "gcormier@gmail.com"
:local odnspass "password12345!"

# Set the hostname or label of network to be updated. This is the name of your OpenDNS network on the Dashboard. 
# Note, you must have admin or edit (Read/Write/Grant in the OpenDNS Dashboard) to update IP addresses. 
:local odnshost "Strand"

# May not be needed for your model number - commenting out this line may still work for single interface devices or if this is not supplied in the DNS-O-Matic script currently being used
:local inetinterface "ether1"

#------------------------------------------------------------------------------------

# No more changes needed, one optional change
:global previousIP;
:log info "Fetching current IP"

# Get the current public IP using DNS-O-Matic service.
/tool fetch url="http://myip.dnsomatic.com/" mode=http dst-path=mypublicip.txt

# Read the current public IP into the currentIP variable.
:local currentIP [/file get mypublicip.txt contents]

:log info "Fetched current IP as $currentIP"

:if ($currentIP != $previousIP) do={
:log info "OpenDNS: Update needed"
:set previousIP $currentIP

# The update URL. Note the "\3F" is hex for question mark (?). Required since ? is a special character in commands.
:local url "https://updates.opendns.com/nic/update\3Fhostname=$odnshost"
:log info "OpenDNS: Sending update for $odnshost"

/tool fetch url=($url) user=$odnsuser password=$odnspass mode=http dst-path=("/net_odns.txt")

:delay 2;
:local odnsReply [/file get net_odns.txt contents];
:log info "OpenDNS update complete."
:log info "OpenDNS reply was $odnsReply";
} else={
:log info "OpenDNS: Previous IP $previousIP and current IP equal, no update need"
}