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-ip-76-64-134-202.rev.dyxnet.com is not the root of its zone.
Instead, try zone transfer on rev.dyxnet.com .
Instead, try zone transfer on rev.dyxnet.com .