So you do everything you can to hide the IP address, but reveal that the domain is-savvy.nl resolves to it.

Either you're not actually that good at IT security or you're just making a huge brain fart.

    $ dig +short is-savvy.nl
    37.59.238.165

So it's not really a mystery what the X.X.238.165 and X.X.238.166 addresses actually refer to.