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 dhcp-38-f7-cd-c0-ac-eb.cpe.wightman.ca is not the root of its zone.
Instead, try zone transfer on cpe.wightman.ca .
Instead, try zone transfer on cpe.wightman.ca .