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 f1fff46hjk2gesacivo4lcu093vg9ba7.bibLIOpOlIs.infO is not the root of its zone.
Instead, try zone transfer on bibLIOpOlIs.infO .
Instead, try zone transfer on bibLIOpOlIs.infO .