selector2-centaustralia-co._domainkey.CentAustraliaPtyLtd145.y-v1.dkim.mail.microsoft AXFR zone transfer

Not an apex domain The domain selector2-centaustralia-co._domainkey.CentAustraliaPtyLtd145.y-v1.dkim.mail.microsoft is not the root of its zone.
Instead, try zone transfer on y-v1.dkim.mail.microsoft .