Http Headers

HTTP header fields are components of the message header of requests and responses in the Hypertext Transfer Protocol (HTTP). They define the operating parameters of an HTTP transaction.
Posts about Http Headers
  • HTTP 503: Handling site maintenance correctly for SEO

    … and be confronted with a website that’s down. So how do we prevent Google from deranking your website? Become a technical SEO expert with our Technical SEO 1 training! » $199 - Buy now » Info HTTP status codes and you For those not familiar with HTTP status codes, here’s a brief summary of the ones that apply to you when dealing with site…

    Yoast- 10 readers -
  • Preventing your site from being indexed, the right way

    … We’ve said it in 2009, and we’ll say it again: it keeps amazing us that there are still people using just a robots.txt files to prevent indexing of their site in Google or Bing. As a result their site shows up in the search engines anyway. You know why it keeps amazing us? Because robots.txt doesn’t actually do the latter, even though it does…

    Joost De Valk/ Yoastin SEO- 16 readers -
  • Playing with the X-Robots-Tag HTTP header

    … can save on your crawl budget and reduce load on your server. Please note that using the robots.txt file to hide your entire website for search engines is definitely not recommended. Say hello to X-Robots-Tag Back in 2007, Google announced that they added support for the X-Robots-Tag directive. What this meant was that you not only could restrict…

    Joost De Valk/ Yoastin SEO- 32 readers -
  • HTTP 451: content unavailable for legal reasons

    … Premium 3.1 release will have support for this new status code, allowing you to set a HTTP 451 status code for pages. What does HTTP 451 mean? The HTTP 451 header is introduced with the specific meaning of making it explicitly clear when content is blocked for legal reasons. Or, in the wording of the official draft: This status code can be used…

    Joost De Valk/ Yoastin Content- 17 readers -
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