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 static-47-190-106-84.dlls.tx.frontiernet.net is not the root of its zone.
Instead, try zone transfer on tx.frontiernet.net .
Instead, try zone transfer on tx.frontiernet.net .