0c83fd13792d992b1b4c17909267c629.e2ba236813f946ff7f6d2dd06b29644b.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 0c83fd13792d992b1b4c17909267c629.e2ba236813f946ff7f6d2dd06b29644b.comodoca.com is not the root of its zone.
Instead, try zone transfer on comodoca.com .