aza-telecom-gw1.ter1.ntc.par.cust.as8218.eu 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 aza-telecom-gw1.ter1.ntc.par.cust.as8218.eu is not the root of its zone.
Instead, try zone transfer on cust.as8218.eu .