ukb.4.0p10k000005lscesa4.00d280000013hqveai.gslb.siteforce.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 ukb.4.0p10k000005lscesa4.00d280000013hqveai.gslb.siteforce.com is not the root of its zone.
Instead, try zone transfer on gslb.siteforce.com .