217-160-0-149.elastic-ssl.ui-r.com IXFR zone transfer

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 217-160-0-149.elastic-ssl.ui-r.com is not the root of its zone.
Instead, try zone transfer on elastic-ssl.ui-r.com .