Not an apex domain
The domain 142-56-58-2.lnk03-oa01.lnk.ne.allofiber.net is not the root of its zone.
Instead, try zone transfer on lnk03-oa01.lnk.ne.allofiber.net .
Instead, try zone transfer on lnk03-oa01.lnk.ne.allofiber.net .