LDAP null bind
root-me challenge LDAP - null bind: It seems that one of the anonymous created a new branch in the LDAP directory, somewhere in:
dc=challenge01,dc=root-me,dc=org
Get access to its data and get his email adress.
ldapsearch -x -b "ou=anonymous,dc=challenge01,dc=root-me,dc=org" -H "ldap://challenge01.root-me.org:54013"