If you wish to optimize your site’s speed and performance, it’s vital to understand what key metrics to concentrate on. As an example, Time to First Byte (TTFB) measures the period of time it takes for a consumer’s browser to obtain the primary “byte” of information out of your website online’s server. To not render it or display it at the display screen. However to easily go back a unmarried byte to the browser.

On this put up, we’ll provide an explanation for what TTFB is and why it’s vital. Then we’ll speak about measure it, and the way you’ll be able to cut back it for your WordPress web site. In spite of everything, we’ll wrap up with some incessantly requested questions. Let’s get began!

What Time to First Byte (TTFB) Is

TTFB measures your server’s responsiveness to a customer’s browser request. In different phrases, it’s the period of time it takes between when a consumer arrives on a internet web page and when the server acknowledges it.

That is vital since the longer it takes for the browser to obtain the primary byte of information from the server, the longer the web page takes to load. And since TTFB is the very preliminary interplay, an extended Time to First Byte way the remainder of the web page can’t even start loading. Since the server has now not but answered.

Subsequently, TTFB performs a pivotal function to your website online’s User Experience (UX), in addition to its Search Engine Optimization (SEO). Additionally it is one of the crucial Web Vitals (at the side of FCP, LCP, and CLS) that Google considers to decide your web site’s web page loading enjoy, and in flip its scores.

TTFB is very similar to First Contentful Paint (FCP), which could also be used to measure the loading enjoy and the consumer’s wait time. On the other hand, the FCB measures how lengthy it takes till the customer can see the primary component seem at the web page. TTFB is any knowledge, visual or now not.

A website online’s TTFB is made up of 3 major processes:

  1. An HTTP request is distributed from the customer’s browser to the server.
  2. The server processes the request and prepares its reaction.
  3. The server sends a reaction again to the browser.

The speedier this procedure is, the speedier and extra responsive your loading occasions will likely be. On the other hand, a handful of things and problems can prolong and sluggish it down all over every step. Subsequently, to optimize your web site’s velocity and function, you’ll most likely need to focal point on lowering TTFB.

Find out how to Measure TTFB

There are a handful of various techniques you’ll be able to move about measuring your TTFB, together with the use of each lab and box equipment. That means each simulated effects (lab) and trying out the use of actual consumer information (box). On the other hand, prior to that, it’s useful to first know what a just right ranking is.

Usually, a positive TTFB falls someplace between 200 milliseconds (ms) and 500 ms (.2 and .5 seconds). In fact, the decrease the quantity, the easier. Anything else above 600 ms is thought of as a deficient ranking. Since Google has offered web page velocity as a score attention, many web sites shoot for a sub-100 ms time. On the other hand, normally anything else below 200 ms continues to be regarded as “just right.”

There are more than a few equipment you’ll be able to use to measure TTFB. Let’s have a look at among the highest choices.


WebPageTest is a web based device that permits you to briefly and simply check your web page velocity. On the other hand, you’ll be able to additionally use it to get entry to an in depth document that incorporates key metrics, together with TTFB.

To make use of it, you’ll be able to merely input your URL into the textual content box, after which click on at the Get started Check button:

The WebPageTest online tool.

At the effects web page, you’ll be able to view a large number of details about your web site. Alongside the highest, you’ll be able to discover a basic ranking in your TTFB. Within the following phase, you’ll be able to to find the time in milliseconds below the First Byte column:

The results of a WebPageTest test.

In keeping with WebPageTest, the objective is the time wanted for the Domain Name Server (DNS), socket, and Secure Sockets Layer (SSL) negotiations, plus 100 ms. For each further 100 ms the TTFB takes, the web device brings your web site’s ranking down a letter grade.


GTmetrix is some other unfastened on-line device that you’ll be able to use to measure TTFB. You’ll be able to input your website online URL within the textual content box, after which click on at the Check your web site button:

The GTmetrix website.

As soon as the device is completed examining your URL, it’ll provide the functionality document that incorporates an total grade in addition to your Internet Vitals:

A GTmetrix performance report.
Additional down at the web page, you’ll be able to click on at the Efficiency tab:

The TTFB metric listed in GTmetrix performance report.

Below the Browser timings phase, you’ll be able to to find the TTFB.

Those are simply two examples of on-line check equipment you’ll be able to use. Further standard choices come with Bytecheck, Pingdom, and KeyCDN. They every paintings similarly to those two choices. Pasting within the URL, operating the check in actual time, after which parsing the consequences document.

Google Chrome DevTools

Otherwise to measure TTFB is Chrome DevTools. In the event you’re a Chrome consumer, you’ll be able to use this approach to measure TTFB at once inside your browser with out the use of a third-party device. The place most of the velocity assessments we point out above use more than a few server places that you’ll be able to make a choice from, this fashion, it’s at once from you.

As a result of that, understand that your explicit community prerequisites and community latency can affect TTFB. Subsequently, the end result you spot when the use of this technique might not be the similar as what your web site’s guests enjoy.

To get began, consult with your WordPress web site to your browser, after which navigate to the 3 vertical dots within the right-hand nook of your display screen. Subsequent, navigate to Extra equipment > Developer Equipment. This may occasionally open the DevTools console.

From there, click on on any component at the web page, after which make a choice the Community tab adopted through the Waterfall column:

The TTFB listed in Chrome DevTools.

Throughout the listing, make a choice the thing that you wish to have to check out. Below the panel, you’ll be able to to find Ready (TTFB).

Find out how to Cut back TTFB on Your WordPress Website online (4 Key Pointers)

Now that extra about what TTFB is and measure it, it’s time to peer what you’ll be able to do to support it. Under are 4 key guidelines you’ll be able to use to cut back TTFB for your WordPress web site.

1. Improve Your WordPress Webhosting

In all probability probably the most influential consider TTFB is your web site’s internet hosting supplier. You’ll be able to optimize your web site in each unmarried means imaginable, but when your host can’t stay up, it received’t subject. The type of hosting you employ influences your web site’s velocity and function. As an example, in case you use shared internet hosting, you’ll most likely have get entry to to restricted assets. And also you’re beholden to different customers for your server cluster’s bandwidth and processing utilization.

Subsequently, in case you’re affected by sluggish loading occasions and need to cut back your TTFB, chances are you’ll need to believe upgrading to a brand new internet hosting supplier or a higher-performance plan. In the event you’re with a shared host, upgrading your plan to the next tier steadily comes with precedence carrier and quicker servers.

Moreover, managed hosting for WordPress websites is a big receive advantages to TTFB. Those services and products are designed and optimized particularly for WordPress web sites, and that suggests a snappy reaction time on each the consumer’s finish and within the back-end for management.

The upper tier and/or controlled internet hosting deliver the next value than financial system internet hosting, however there may be merely no higher technique to get a decrease TTFB (and total web page velocity) than excellent internet hosting.

We additionally suggest on the lookout for a internet host that gives premium DNS services. DNS search for occasions can give a contribution to a sluggish TTFB. Leveraging top class DNS equipment can assist cut back community latency, and in flip support your loading occasions.

2. Use a Content material Supply Community (CDN)

One of the crucial efficient techniques to support web site velocity and cut back TTFB is implementing a CDN. If you happen to’re unfamiliar with the idea that, it is a community of disbursed servers situated world wide. This implies your guests can load your web site from the knowledge middle location closest to them, minimizing the time it takes.

There are a large number of other CDN services for WordPress that you’ll be able to make a choice from. One of the crucial most well liked choices come with Google Cloud CDN, KeyCDN, and Cloudflare. In truth, some hosts (equivalent to SiteGround) be offering a unfastened model of the Cloudflare CDN with many in their plans.

The Cloudflare website.

The use of a CDN for your WordPress web site help you considerably cut back community latency. Past functionality functions, a CDN too can assist support your web site’s safety through fighting towards threats equivalent to Distributed Denial-of-Service (DDoS) attacks.

3. Take away Any Useless Plugins or Issues (And Stay Present Ones Up to date)

Plugins and topics can soak up a large number of house or even sluggish your web site down, particularly after they’re old-fashioned. As well as, outdated extensions can introduce safety vulnerabilities and put needless pressure for your server and loading occasions. They will not be optimized in addition to they might be, delaying your TTFB as a result of their code. Be certain that your plugins are up to date and vital. Trimming down the choice of plugins you may have will certainly support your TTFB in the event that they’re bogging down your web site’s server.

It’s simple to remove any plugins or topics for your WordPress web site that you’re now not the use of. In the similar vein, it’s additionally vital to ensure those you do have put in for your web site keep up to date. If their code isn’t optimized in addition to it may be (particularly with WP updates and so forth), TTFB can take a success.

Out of your WordPress admin dashboard, you’ll be able to to find the available plugin updates through navigating to Plugins, after which clicking at the Replace To be had hyperlink:

The plugins updates screen in WordPress.

Take into account that plugin and theme builders continuously unlock functionality enhancements and insect fixes for his or her equipment. Staying on most sensible of the newest variations and getting rid of any that now not serve a objective help you decrease server bloat.

4. Put into effect Caching on Your Web page

One of the crucial tough techniques to cut back server load is to leverage caching. Caching is a method used to assist decrease server processing time and ship content material extra briefly. Subsequently, it’s additionally an invaluable technique that may assist cut back TTFB.

There are a number of WordPress cache plugins that you’ll be able to set up for your website online. One of the crucial most well liked choices come with WP Rocket and W3 Total Cache.

The W3 Total Cache plugin.

W3 General Cache is a functionality optimization device that help you spice up your web site’s velocity and search engine marketing. It will possibly additionally assist with CDN integration. So on this regard, you’ll be able to assist with TTFB in more than one techniques. As soon as put in, you’ll be able to get entry to the settings through navigating to Efficiency.

The W3 Total Cache plugin dashboard.

This plugin is unfastened to make use of. On the other hand, in case you’re on the lookout for extra complicated configuration choices, there’s a pro license available for $99 in line with yr.

Time to First Byte (TTFB) Regularly Requested Questions

By means of now, you with a bit of luck have a cast working out of the significance of TTFB, measure it, and cut back it. Now, let’s check out probably the most maximum incessantly requested questions on this metric.

How Does TTFB Have compatibility into My Website online’s General Efficiency?

TTFB refers back to the time between when a customer arrives for your web site and when their browser receives the primary byte of information out of your server. In different phrases, it measures your server’s responsiveness to the consumer. That implies with out a suitable (learn: low) TTFB, the remainder of your website online so much slowly.

Even supposing your website online’s content material totally so much in below 1 2nd, if the TTFB is 4 seconds (4000 ms), then the full load time is ~5 seconds.

As such, TTFB performs a a very powerful function to your UX and search engine marketing. Google considers TTFB as a key information level when taking into account rank your website online. Any optimizations you’re making to TTFB will at once have an effect on different web page velocity metrics equivalent to FCP and LCP.

What’s the Very best Method to Cut back TTFB?

There’s nobody unmarried option to cut back your TTFB. Because the number one function is to cut back server reaction occasions, we propose the use of a mixture of the strategies we speak about above. Before everything, just remember to have a competent internet hosting supplier with very good functionality. Then, enforce a CDN and caching machine for your web site, stay your plugins up to date, and take away any needless add-ons that could be delaying your web site from sending a reaction briefly.

TTFB isn’t all the time according to having a light-weight web site, however having a light-weight web site can nonetheless get that first byte despatched again briefly.


Server responsiveness is vital if you wish to ship a top quality enjoy in your website online’s guests. In case your web site takes too lengthy to reply, it will increase the risk that they’ll abandon your website online. Even supposing your content material so much briefly, if it takes seconds to start that loading, customers is also on their means out. To forestall this from going down, it’s a very powerful to concentrate on your TTFB and take steps to stay it as little as imaginable.

Do you may have any questions on optimizing TTFB in your WordPress web site? Tell us within the feedback phase underneath!

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The put up Time to First Byte (TTFB): What It Is & How to Optimize Your Website for It seemed first on Elegant Themes Blog.

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