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 D79FE270-99AB-11EE-8E27-7529606E6E7E._domainkey.pakt.spb.ru is not the root of its zone.
Instead, try zone transfer on pakt.spb.ru .
Instead, try zone transfer on pakt.spb.ru .