0B05B8B9D66A86C09381A98D3FEF5A8C.6696D79EE6FEAABCF239203BD0F8EB2F.sectigo.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 0B05B8B9D66A86C09381A98D3FEF5A8C.6696D79EE6FEAABCF239203BD0F8EB2F.sectigo.com is not the root of its zone.
Instead, try zone transfer on sectigo.com .