SELECT (case when (<condition to match first octet>) then IPPARSED else END) as 1,
       (case when (<condition to match second octet>) then IPPARSED else END) as 2,
       (case when (<condition to match third octet>) then IPPARSED else END) as 3,
       (case when (<condition to match fourth octet>) then IPPARSED else END) as 4
FROM <insert_table_name_or_table_definition_here>