54e6823fda92e56d101fb65d1b44c0eb.e2369b863bf48c7b15f614cc0ec72a86.903845368.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 54e6823fda92e56d101fb65d1b44c0eb.e2369b863bf48c7b15f614cc0ec72a86.903845368.sectigo.com is not the root of its zone.
Instead, try zone transfer on sectigo.com .