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First Response

522 ms

Resources Loaded

4.9 sec

Page Rendered

1.1 sec

About Website

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Key Findings

We analyzed Biz-kurs.com page load time and found that the first response time was 522 ms and then it took 6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

522 ms

site_global.css

269 ms

index.css

701 ms

jquery.flipster.css

281 ms

museutils.js

253 ms

Our browser made a total of 113 requests to load all elements on the main page. We found that 70% of them (79 requests) were addressed to the original Biz-kurs.com, 8% (9 requests) were made to Player.vimeo.com and 6% (7 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Biz-kurs.com.

Content Size

4.1 MB

After Optimization

2.6 MB

In fact, the total size of Biz-kurs.com main page is 4.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. Images take 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 95.9 kB

Original 112.1 kB
After minification 95.9 kB
After compression 16.2 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 16.2 kB, which is 14% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 95.9 kB or 86% of the original size.

Image Optimization

-24%

Potential reduce by 744.1 kB

Original 3.1 MB
After minification 2.4 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Biz Kurs needs image optimization as it can save up to 744.1 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 390.6 kB

Original 572.1 kB
After minification 571.9 kB
After compression 181.5 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 390.6 kB or 68% of the original size.

CSS Optimization

-89%

Potential reduce by 238.1 kB

Original 266.0 kB
After minification 242.5 kB
After compression 27.9 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Biz-kurs.com needs all CSS files to be minified and compressed as it can save up to 238.1 kB or 89% of the original size.

Requests Now

110

After Optimization

77

The browser has sent 110 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Biz Kurs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Language and Encoding

Language Detected

N/A
Language Claimed

RU
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Biz-kurs.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Russian. Our system also found out that Biz-kurs.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph description is not detected on the main page of Biz Kurs. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: