F757F6D5D05DAA02503A94077C7A36AC.E49E8DF26947FA8E575D431E7FAE542B.t0419141001666935119.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 F757F6D5D05DAA02503A94077C7A36AC.E49E8DF26947FA8E575D431E7FAE542B.t0419141001666935119.sectigo.com is not the root of its zone.
Instead, try zone transfer on sectigo.com .