ls4okiudnljmppo0t88ab4it13p5l3qa.mailcloud.dk IXFR zone transfer

Changes since SOA version

IXFR is a zone transfer request that returns changes since a specific SOA version. Enter the SOA version to request changes since then.

Not an apex domain The domain ls4okiudnljmppo0t88ab4it13p5l3qa.mailcloud.dk is not the root of its zone.
Instead, try zone transfer on mailcloud.dk .