Problematic links to archived extensions

SQL

use mediawikiwiki_p;
select pl_from_namespace, concat("Special:Redirect/page/",pl_from), pl_title
from pagelinks 
join page on page.page_namespace=pl_namespace and page.page_title=pl_title
join categorylinks on page_id=cl_from
where cl_to="Archived_extensions" 
and pl_from_namespace %2 = 0 
and pl_from_namespace != 0
and pl_from_namespace != 2
and pl_from_namespace != 2600
and pl_title != "Archived_extensions_without_an_oldid"
and not exists (select 1 from page where page_id=pl_from and page_is_redirect=false)
limit 200;

SQL

Checking query status...