Even non-developers are familiar with the 404 – Not Found status code. Some Web application users may have been exposed to more arcane (and sometimes scary) messages like 500 – Internal Server Error, ...

404, 301, 500… No, these aren’t just random digits. They indicate how your website performs and how search engines like Google view and rank your website. Below, I’ll break down the most common HTTP ...

Google’s John Mueller recently explained that HTTP status codes are the first thing Google checks when crawling content. This topic came up during the Google Webmaster Central Hangout on October 18.