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 e87e1f535365474ea84e34a41f3ae4.pamx1.hotmail.com is not the root of its zone.
Instead, try zone transfer on pamx1.hotmail.com .
Instead, try zone transfer on pamx1.hotmail.com .