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 1c054f84dc3be2dfd8e6e3efb541a780.4b462c857ad880e734a91b413458bd0e.34e27ebf949503b.comodoca.com.t886.com is not the root of its zone.
Instead, try zone transfer on t886.com .
Instead, try zone transfer on t886.com .