2a5975d89f359860177a386b56cf0d46.d4221dcf413a9d6b9a3f73027be1d015.692f0648eefb1.comodoca.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 2a5975d89f359860177a386b56cf0d46.d4221dcf413a9d6b9a3f73027be1d015.692f0648eefb1.comodoca.com is not the root of its zone.
Instead, try zone transfer on comodoca.com .