Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

Page Load Speed

4.4 sec in total

First Response

483 ms

Resources Loaded

3.6 sec

Page Rendered

295 ms

rfebsu.by screenshot

About Website

Click here to check amazing Rfebsu content for Belarus. Otherwise, check out these important facts you probably never knew about rfebsu.by

Факультет Белорусского государственного университета физико-технического профиля, готовящий физиков-инженеров для областей радиотехники, электроники, телекоммуникаций и IT

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Key Findings

We analyzed Rfebsu.by page load time and found that the first response time was 483 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

rfebsu.by performance score

0

Network Requests Diagram

rfebsu.by

483 ms

rfe.bsu.by

1128 ms

css

36 ms

bootstrap.min.css

317 ms

font-awesome.min.css

36 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Rfebsu.by, 66% (25 requests) were made to Rfe.bsu.by and 11% (4 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Rfe.bsu.by.

Page Optimization Overview & Recommendations

Page size can be reduced by 581.9 kB (38%)

Content Size

1.5 MB

After Optimization

934.3 kB

In fact, the total size of Rfebsu.by main page is 1.5 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. 40% of websites need less resources to load. Images take 799.0 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 49.3 kB

  • Original 56.5 kB
  • After minification 35.8 kB
  • After compression 7.3 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 20.7 kB, which is 37% 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 49.3 kB or 87% of the original size.

Image Optimization

-8%

Potential reduce by 66.0 kB

  • Original 799.0 kB
  • After minification 733.0 kB

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. Rfebsu images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 277.0 kB

  • Original 426.9 kB
  • After minification 421.7 kB
  • After compression 149.9 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 277.0 kB or 65% of the original size.

CSS Optimization

-81%

Potential reduce by 189.7 kB

  • Original 233.9 kB
  • After minification 215.2 kB
  • After compression 44.2 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. Rfebsu.by needs all CSS files to be minified and compressed as it can save up to 189.7 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (63%)

Requests Now

35

After Optimization

13

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rfebsu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

SEO Factors

rfebsu.by SEO score

0

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 Rfebsu.by 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 Rfebsu.by 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 Rfebsu. 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: