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-roo--177.39.131.43.brava.inf.br is not the root of its zone.
Instead, try zone transfer on brava.inf.br .
Instead, try zone transfer on brava.inf.br .