675acc0a350d518f1e82d3bdc03e08e82be176b2cf5d3e22a8cca587.vanity-sites.appiancloud.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 675acc0a350d518f1e82d3bdc03e08e82be176b2cf5d3e22a8cca587.vanity-sites.appiancloud.com is not the root of its zone.
Instead, try zone transfer on vanity-sites.appiancloud.com .