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 ip-185-189-186-117.intelekt.cv.ua is not the root of its zone.
Instead, try zone transfer on intelekt.cv.ua .
Instead, try zone transfer on intelekt.cv.ua .