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 customer-ip-167.253.47.168.epoxynetworks.company is not the root of its zone.
Instead, try zone transfer on epoxynetworks.company .
Instead, try zone transfer on epoxynetworks.company .