Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

bbb.birskdo.ru

BigBlueButton - Open Source Web Conferencing

Page Load Speed

1.8 sec in total

First Response

578 ms

Resources Loaded

1.2 sec

Page Rendered

51 ms

bbb.birskdo.ru screenshot

About Website

Welcome to bbb.birskdo.ru homepage info - get ready to check Bbb Birskdo best content for Russia right away, or after learning these important things about bbb.birskdo.ru

BigBlueButton enables universities and colleges to deliver a high-quality learning experience to remote students.

Visit bbb.birskdo.ru

Key Findings

We analyzed Bbb.birskdo.ru page load time and found that the first response time was 578 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

bbb.birskdo.ru performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.1 s

100/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.1 s

100/100

10%

Network Requests Diagram

bbb.birskdo.ru

578 ms

bbb.birskdo.ru

622 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Bbb.birskdo.ru and no external sources were called. The less responsive or slowest element that took the longest time to load (622 ms) belongs to the original domain Bbb.birskdo.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 124.3 kB (51%)

Content Size

242.6 kB

After Optimization

118.3 kB

In fact, the total size of Bbb.birskdo.ru main page is 242.6 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Javascripts take 135.8 kB which makes up the majority of the site volume.

HTML Optimization

-58%

Potential reduce by 1.1 kB

  • Original 1.9 kB
  • After minification 1.9 kB
  • After compression 817 B

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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 1.1 kB or 58% of the original size.

Image Optimization

-4%

Potential reduce by 2.5 kB

  • Original 66.0 kB
  • After minification 63.5 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. Bbb Birskdo images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 91.4 kB

  • Original 135.8 kB
  • After minification 135.4 kB
  • After compression 44.4 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 91.4 kB or 67% of the original size.

CSS Optimization

-75%

Potential reduce by 29.3 kB

  • Original 38.9 kB
  • After minification 37.5 kB
  • After compression 9.6 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. Bbb.birskdo.ru needs all CSS files to be minified and compressed as it can save up to 29.3 kB or 75% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

bbb.birskdo.ru accessibility score

100

Accessibility Issues

Best Practices

bbb.birskdo.ru best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

bbb.birskdo.ru SEO score

91

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bbb.birskdo.ru can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Bbb.birskdo.ru 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 Bbb Birskdo. 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: