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 3ie3m6n8v9mj6cbr0sdrjfuoona0ud79.rs.eserver.net is not the root of its zone.
Instead, try zone transfer on rs.eserver.net .
Instead, try zone transfer on rs.eserver.net .