8C90842195A329F9E0411B5B3B0DEC81.7E98F0CFC9D01597224DF82B3F7010C3.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 8C90842195A329F9E0411B5B3B0DEC81.7E98F0CFC9D01597224DF82B3F7010C3.sectigo.com is not the root of its zone.
Instead, try zone transfer on sectigo.com .