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itwb.ru screenshot

Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

itwb.ru

Just a moment...

Page Load Speed

2.9 sec in total

First Response

484 ms

Resources Loaded

2.2 sec

Page Rendered

225 ms

itwb.ru screenshot

About Website

Welcome to itwb.ru homepage info - get ready to check Itwb best content right away, or after learning these important things about itwb.ru

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Key Findings

We analyzed Itwb.ru page load time and found that the first response time was 484 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

itwb.ru performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value3.4 s

93/100

10%

Network Requests Diagram

itwb.ru

484 ms

itwb.ru

572 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

111 ms

css_vTj4Uc8IMZghorTRpYqQZKWxzn7mG2sqFe_055kNyWM.css

220 ms

css_ghqJU-pIbJ3TJNvIWfyOHI1lRGjeSF0q3qYUGF7wr70.css

317 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 63% of them (12 requests) were addressed to the original Itwb.ru, 11% (2 requests) were made to Yastatic.net and 11% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (583 ms) relates to the external source Counter.yadro.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 507.0 kB (88%)

Content Size

574.6 kB

After Optimization

67.5 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Itwb.ru main page is 574.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. HTML takes 439.5 kB which makes up the majority of the site volume.

HTML Optimization

-96%

Potential reduce by 423.7 kB

  • Original 439.5 kB
  • After minification 439.5 kB
  • After compression 15.8 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. 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 423.7 kB or 96% of the original size.

JavaScript Optimization

-56%

Potential reduce by 53.1 kB

  • Original 94.7 kB
  • After minification 62.3 kB
  • After compression 41.6 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 53.1 kB or 56% of the original size.

CSS Optimization

-75%

Potential reduce by 30.2 kB

  • Original 40.4 kB
  • After minification 39.6 kB
  • After compression 10.2 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. Itwb.ru needs all CSS files to be minified and compressed as it can save up to 30.2 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (54%)

Requests Now

13

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Itwb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

itwb.ru

itwb.ru

484 ms

itwb.ru

itwb.ru

572 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

111 ms

css_vTj4Uc8IMZghorTRpYqQZKWxzn7mG2sqFe_055kNyWM.css

css_vTj4Uc8IMZghorTRpYqQZKWxzn7mG2sqFe_055kNyWM.css

220 ms

css_ghqJU-pIbJ3TJNvIWfyOHI1lRGjeSF0q3qYUGF7wr70.css

css_ghqJU-pIbJ3TJNvIWfyOHI1lRGjeSF0q3qYUGF7wr70.css

317 ms

css_uSJ24-rHH-t2w_T-_GnUPS7DtdLOgdGvyP0ViLV7NK0.css

css_uSJ24-rHH-t2w_T-_GnUPS7DtdLOgdGvyP0ViLV7NK0.css

321 ms

jquery.min.js

jquery.min.js

21 ms

js_38VWQ3jjQx0wRFj7gkntZr077GgJoGn5nv3v05IeLLo.js

js_38VWQ3jjQx0wRFj7gkntZr077GgJoGn5nv3v05IeLLo.js

320 ms

js_20WdXhn5HGE9d4ae3JXXFoWnRnAYgbJ1FbO1B37LEQw.js

js_20WdXhn5HGE9d4ae3JXXFoWnRnAYgbJ1FbO1B37LEQw.js

333 ms

es5-shims.min.js

es5-shims.min.js

424 ms

share.js

share.js

424 ms

js

js

53 ms

logo.png

logo.png

114 ms

buttons.png

buttons.png

113 ms

hit

hit

583 ms

tag.js

tag.js

437 ms

extlink_s.png

extlink_s.png

110 ms

css_2THG1eGiBIizsWFeexsNe1iDifJ00QRS9uSd03rY9co.css

css_2THG1eGiBIizsWFeexsNe1iDifJ00QRS9uSd03rY9co.css

110 ms

hit

hit

115 ms

Accessibility Review

itwb.ru accessibility score

90

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best Practices

itwb.ru best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

itwb.ru SEO score

71

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Itwb.ru 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 Itwb.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

itwb.ru

Open Graph data is detected on the main page of Itwb. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: