Overview#126.96.36.199 is the Microsoft Active Directory OID for Access Point and is a CaseIgnoreString (ADSTYPE_CASE_IGNORE_STRING)
188.8.131.52 is found in the schema for the regarding attribute. This OID is described in the Microsoft Active Directory Technical Specification MSADTS. 184.108.40.206 corresponds with the 1.2.840.1135220.127.116.114 syntax.
18.104.22.168 is, as far as Ldapwiki can determine, exclusively used in Microsoft Active Directory.