Ou (Organizationalunitname); Owner - Red Hat DIRECTORY SERVER 7.1 - SCHEMA Reference

Syntax
DirectoryString, multi-valued.
OID
0.9.2342.19200300.100.1.22

ou (organizationalUnitName)

Definition
Identifies the name of an organizational unit.
For example:
organizationalUnit: Marketing
or
ou: Marketing
This attribute is defined in RFC 2256.
Syntax
DirectoryString, multi-valued.
OID
2.5.4.11

owner

Definition
Identifies the distinguished name of the person responsible for the entry.
For example:
owner: cn=John Smith, o=Example Corporation, c=US
This attribute is defined in RFC 2256.
Syntax
DN, multi-valued.
Chapter 3 Attribute Reference 119