D48AAF89A67FEB868003D0B0ED2011DF.77C1E8B0CFE39BBC408B1BF2CB27F812.7FUMCmjyj55c76rAoiLs.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 D48AAF89A67FEB868003D0B0ED2011DF.77C1E8B0CFE39BBC408B1BF2CB27F812.7FUMCmjyj55c76rAoiLs.sectigo.com is not the root of its zone.
Instead, try zone transfer on sectigo.com .