/usr/share/man/man8/dhis-register-p.8.gz is in dhis-tools-dns 5.0-8+b1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man8/dhis-register.8.gz
/usr/share/man/man8/dhis-register.8.gz