nat-l2gpns3.dsi.cnrs.fr 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 nat-l2gpns3.dsi.cnrs.fr is not the root of its zone.
Instead, try zone transfer on dsi.cnrs.fr .