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 E770858323E6ADED2FDD7C5A24499786.F857ABEB1A4E333DC3E18408F8246F3C.t0088908001706859446.sectigo.com is not the root of its zone.
Instead, try zone transfer on sectigo.com .
Instead, try zone transfer on sectigo.com .