Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 0

    Best Practices

  • 83

    SEO

    Google-friendlier than
    46% of websites

cntiprogress.ru

Учебный центр ЦНТИ Прогресс: семинары, тренинги, курсы повышения квалификации, корпоративное обучение

Page Load Speed

4.7 sec in total

First Response

980 ms

Resources Loaded

3.3 sec

Page Rendered

414 ms

cntiprogress.ru screenshot

About Website

Click here to check amazing Cntiprogress content for Russia. Otherwise, check out these important facts you probably never knew about cntiprogress.ru

ЦНТИ Прогресс предлагает обучение в Санкт-Петербурге и Москве, организует семинары, бизнес тренинги, курсы повышения квалификации. Профессиональное дополнительное образование вместе с информационно-об...

Visit cntiprogress.ru

Key Findings

We analyzed Cntiprogress.ru page load time and found that the first response time was 980 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

cntiprogress.ru performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.7 s

2/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value12.8 s

2/100

10%

TBT (Total Blocking Time)

Value3,970 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.04

99/100

15%

TTI (Time to Interactive)

Value28.7 s

0/100

10%

Network Requests Diagram

cntiprogress.ru

980 ms

reset.css

281 ms

bootstrap-3.02.css

673 ms

bootstrap.additional.css

282 ms

font-awesome.css

412 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 61% of them (54 requests) were addressed to the original Cntiprogress.ru, 9% (8 requests) were made to Img.cntiprogress.ru and 4% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Cntiprogress.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (57%)

Content Size

2.8 MB

After Optimization

1.2 MB

In fact, the total size of Cntiprogress.ru main page is 2.8 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. 45% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 405.8 kB

  • Original 458.4 kB
  • After minification 384.4 kB
  • After compression 52.6 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 74.0 kB, which is 16% 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 405.8 kB or 89% of the original size.

Image Optimization

-40%

Potential reduce by 659.6 kB

  • Original 1.7 MB
  • After minification 1.0 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, Cntiprogress needs image optimization as it can save up to 659.6 kB or 40% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-76%

Potential reduce by 246.9 kB

  • Original 326.5 kB
  • After minification 249.8 kB
  • After compression 79.6 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 246.9 kB or 76% of the original size.

CSS Optimization

-85%

Potential reduce by 254.4 kB

  • Original 299.3 kB
  • After minification 238.1 kB
  • After compression 44.9 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. Cntiprogress.ru needs all CSS files to be minified and compressed as it can save up to 254.4 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (55%)

Requests Now

78

After Optimization

35

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cntiprogress. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

cntiprogress.ru accessibility score

61

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

SEO Factors

cntiprogress.ru SEO score

83

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cntiprogress.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Cntiprogress.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 Cntiprogress. 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: