Custom 404 Page
Category: On-site Value
Importance Level: 5/5
404 error pages to give right headers. 404 pages to have a link to sitemap. Right headers
- Do’s: It is very important that the pages gives out the right headers. A proper page should give a 200 ok header and non-exist URL should give a 404 headers. Search Engines use the headers to understand the page rendering. You can use HTTP Live header Firefox plugin or any other application (there are plenty of such application, web based and others). Also it can help if the 404 custom page has a link to the sitemap.