9aca554bdbce01139d5db91565cbe088.85f0c17748b1437d527b340068ea7404.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 9aca554bdbce01139d5db91565cbe088.85f0c17748b1437d527b340068ea7404.sectigo.com is not the root of its zone.
Instead, try zone transfer on sectigo.com .