45-238-146-131.contecom.org 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 45-238-146-131.contecom.org is not the root of its zone.
Instead, try zone transfer on contecom.org .