SELECT

  page_namespace,

  ns_name,

  page_title,

  page_len

FROM page

JOIN toolserver.namespace

ON page_namespace = ns_id

AND dbname = `enwiki_p`

LEFT JOIN `user`

ON user_name = REPLACE(page_title, '_', ' ')

WHERE page_namespace IN (2,3)

AND page_is_redirect = 0

AND page_title NOT LIKE "%/%"

AND page_title NOT RLIKE "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"

AND user_name IS NULL;