As per Google Webmaster Guidelines, all website should have a 304 If Modified Since HTTP Header so that crawlers can check when is the last time the page or post has been updated. Generally if you do not pass 304 If Modified Since HTTP Header through your HTTP header, crawlers will fetch your whole website and then compare the content of your site with the already indexed content to check whether anything new has been updated on your website or not. But this process consumes a lot of your server resource and bandwidth. If you check your server bandwidth log now, you will crearly understnat that how much of your bandwidth is getting drained by the web crawlers. That is why I recomment all of you to install this simple plugin to tell the web crawlers if anything new has been updated on your site, so that they can crawl only if there is something new, otherwise they will leave without draining your bandwidwidth and server resource. Also not only Google, every web crawlers starting with Bing, Yahoo and others use this 304 If Modified Since HTTP Header to identify if there is something new has been updated on the site.
This small plugin will help you serve 304 If Modified Since HTTP Header from your WordPress website easily without any hassle. This plugin is so easy to use that you only have to install and activate it, rest it will do it by it’s own. This simple and small plugin will not just help you increase your SEO score and pagespeed score to rank higher in search result, but also as your site id following a very important webmaster guideline, search engine bots will love your site. So, what are you waiting for? Download it today in your WordPress site. If you like the plugin, please don’t forget to give your review.
- Plugin always will be updated with latest WordPress version
- Tell web crawlers when your site has updated
- Follow webmaster guideline
- Easy installation procedure
- WordPress Multisite support
- No conflict with current theme/plugin
For detailed changelog, please visit WordPress plugin changelog section.
For any kind of support about If Modified Since HTTP Header, please post your issues and questions in the plugin support forum.