selector1-t4techsolutions-com._domainkey.t4techsolutions.onmicrosoft.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 selector1-t4techsolutions-com._domainkey.t4techsolutions.onmicrosoft.com is not the root of its zone.
Instead, try zone transfer on onmicrosoft.com .