4E5A91BA9378887622B233032AFE3E08.CEFF6613AD51066A8F770B5C1774C097.764039284.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 4E5A91BA9378887622B233032AFE3E08.CEFF6613AD51066A8F770B5C1774C097.764039284.sectigo.com is not the root of its zone.
Instead, try zone transfer on sectigo.com .