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 h216-170-245-74.bendor.dedicated.static.tds.net is not the root of its zone.
Instead, try zone transfer on bendor.dedicated.static.tds.net .
Instead, try zone transfer on bendor.dedicated.static.tds.net .