146-115-122-207.s1229.c3-0.sth-cbr1.sbo-sth.ma.cable.rcncustomer.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 146-115-122-207.s1229.c3-0.sth-cbr1.sbo-sth.ma.cable.rcncustomer.com is not the root of its zone.
Instead, try zone transfer on sbo-sth.ma.cable.rcncustomer.com .