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 qss3844.miami-people.edu.eu.org is not the root of its zone.
Instead, try zone transfer on miami-people.edu.eu.org .
Instead, try zone transfer on miami-people.edu.eu.org .