HyperText Transfer Protocol is the backbone of the World Wide Web. It is very necessary to understand HTTP Status Codes to have a proper understanding of HTTP. In this article, we have discussed various types of HTTP status codes and the relevancy of HTTP Status Codes and SEO. So scroll down to find out. HTTP has status codes and error codes, as with all computer languages. You certainly saw 404 errors and the like, but what are additional codes, and what are they?

In 1989, Tim Berners-Lee, the notorious “Internet Father,” presented HTTP to the world. The programming powering the Internet has been far more sophisticated since those early days. We currently live in the Internet of Things world, which refers to the number of different gadgets connected to the Internet.

Online connections are possible with smartphones, Smart TVs, smart refrigerators and your entire home. HTTP functions as an intermediary to facilitate and enhance communication between the client and server. 

What do you mean by HTTP status codes?

Each time you request a web page, these three-digit codes are provided. You’re told how the server processed the request. Unless there’s a problem, you will not notice them. Various codes are going to tell you if things are hunky-dory, marginal or a certain no-go.

If you are the website owner or developer, your ability to troubleshoot and correct possible setup difficulties is vital to comprehending HTTP status codes. There are browser add-ons available to view the code when browsing with Firefox or Chrome to show the relayed code for each inquiry.

Various types of HTTP status codes

  • 100s: Information codes: The server accepts the browser’s request and processes it.
  • 200s: Success codes: Request for browser information received, understood, processed and expected.
  • 300s: Redirection codes: The requested resource was replaced by another target; further browser action may be necessary.
  • 400s: Error codes of the clients: Unreached website or page; unresolved page or technical problems.
  • 500s: Server mistake codes: The application was allowed, but the server was unable to fulfil the application due to an error.

Let’s look into the different categories in further depth:

Types of HTTP 100 status codes

The various types of HTTP 100 status codes are:

  • 100: Keep going: Received and accepted the requested header ready to be received.
  • 101: Protocols to switch: The upgraded header change requests from your browser, the server is compliant.
  • 102: Treatment: Application accepted and processed. Answer not available yet.
  • 103: Early clues: The server sends some response headers that allow resource preloading during the loading of the remaining response.
Types of HTTP 200 status codes 

The various types of HTTP 200 status codes are:

  • 201: Founded: Completed request; established new resource. 
  • 202: Accepted: Accepted, still in progress, browser request. May succeed or may not.
  • 203: Information from non-authorities: Information on a proxy server that has a status code of 200 ‘OK.’
  • 204: Not happy: Processed request but not sent content. Headers could be helpful.
  • 205: Content reset: Like 204, but the user is told to reset the view of the document.
  • 206: Some material: This code informs you that only a portion of the resource has been transmitted to your browser using ‘Range Headers.’
  • 226: IM utilized: A GET request was completed by the server, a response reflecting the application of instance modifications.
Types of HTTP 300 status codes

The various types of HTTP 300 status codes are:

  • 300: Various options: More than one answer is available for the inquiry. One of these should be selected by the browser/user.
  • 301: Perpetually moved: The resource URL requested has been permanently altered. In the reply, a new URL is provided.
  • 302: Found: Temporary modification of the requested resource’s URL. In the future, other URL modifications could occur. Consequently, in future requests, the client should use the same URI.
  • 303: See other: The server has forwarded this reply to the client and then to another GET URL to receive the requested resource. Requires knowledge of four main HTTP application techniques.
  • 304: Not amended: Used for purposes of caching. It warns the customer not to alter the cached resources. This cache version of the response can continue to be used by the customer, speeding up the process.
  • 307: Redirect temporarily: This substitutes for the usage of the 302 found HTTP answer code when the resource has temporarily been moved to another URL. The HTTP method used in this scenario must not be modified — POST should be used again if POST is used.
  • 308: Continuous redirection: The resource is now permanently located at a different URL as defined in the location: HTTP response header, similar to 301 HTTP response code.

HTTP 400 status codes: Client error codes

The various types of HTTP 400 status codes are:

  • 400: Bad application: Because of client error, the server cannot reach.
  • 401: Unlicensed: To receive the requested response, clients must verify themselves
  • 402: Required payment: Rarely used because no standard agreement has been adopted. Reserved for future usage.
  • 403: Prohibited: Customer lacks access to the material; password may be required.
  • 404: Not discovered: The URL is not known; the resource is not available.
  • 405: Not permitted method: The host server supports the received method, but the destination resource is not deactivated.
  • 406: Inadmissible: Only unacceptable contents can be generated by the requested resource according to the accepted headers.
  • 407: Authentication proxy necessary: Your browser must be authenticated to continue while using a proxy server.
  • 408: Timeout application: The server wants to shut down an idle connection; before the timeout, the request was not completed. Certain servers do not deliver a notice before disconnection.
  • 409: Controversy: Your request conflicts with the current resource/server.

This was all about some common types of HTTP Status Codes. Now let us learn how HTTP Status codes affect the SEO of the website. 

HTTP status codes and SEO relationship

Even if all of this information seems somewhat dull on the surface, this is not the case with SEO or general website visibility at all. Any of these status codes may influence your website rating since certain categories are significantly more damaging than others. Your web developers must establish a good relationship. Find out which HTTP status codes cause your visibility to be most disrupted and forward them to your site maintainer.

Issues of critical crawler 

Your first call port may be a critical crawler problem. HTTP 400 and 500 level status problems make your pages inaccessible to visitors. 400 level errors indicated that a material cannot be discovered or has not been removed totally, including a dreaded 404 “page not found” error. The server problems are highlighted with 500 errors. When visitors come across such error pages, visitors will not stay on your website for long. Until you solve the problem, your competition is the winner.

Redirection issues 

Redirect problems affect the user experience and SEO significantly. 302/307 codes redirect users from one URL to another for a temporary period. Google doesn’t play ball with it, and it doesn’t give as much connection to the page.

Redirect chains are also a Google blocker that loses equity on every redirect to a chain afterwards. Sometimes your page doesn’t appear anymore if the chain is too long. Meta cooling tells the server to redirect the user in the HTML code after a gap of time. After the site is abandoned, the user does not receive a link stock.

How to fix 404 errors?

There are several reasons why 404 errors may occur. It is a client-side error, regardless of what it might be. An error on the server-side. You want to uncover the root cause of the error to solve 404 errors. Check out the following things:

1. Do you have a change in URL structure?: If so, redirect the old URL to the new structure. Certain CMS such as Shope and WordPress automatically redirect as soon as a URL structure is changed.

2. Update the page: If your page is down, you may want to scare, but occasionally you may just refresh the page or open the page on another device.

3. Remove your cache and cookies: Remove the cache and delete cookies from your browser and attempt again to view the page.

Final words

Now you must have got an idea about various HTTP Status codes. HTTP could seem to be ‘protocol alone,’ but it’s more. This is a vital language; you will find that you can rapidly comprehend issues and blocks as they evolve on your websites if you have full experience of this language. Armed with this new insight, it will become secondary for your SEO and your bottom line to work through the essential repairs again.