Access cntiprogress.ru. Учебный центр ЦНТИ Прогресс: семинары, тренинги, курсы повышения квалификации, корпоративное обучени...

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%

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.

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

-78%

Potential reduce by 278.8 kB

Original 358.4 kB
After minification 281.8 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 278.8 kB or 78% 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 Now

After Optimization

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 Issues

These are opportunities to improve the legibility of your content.

High

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

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.

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

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

High

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

These items highlight common accessibility best practices.

High

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

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

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

cntiprogress.ru

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:

Report Summary

Performance

Accessibility

Best Practices

SEO

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

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

cntiprogress.ru

reset.css

bootstrap-3.02.css

bootstrap.additional.css

font-awesome.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

cntiprogress.ru

reset.css

bootstrap-3.02.css

bootstrap.additional.css

font-awesome.css

navbar.css

style.css

addpage.css

srf.css

jquery.min.js

modernizr-2.6.2-respond-1.1.0.min.js

jquery-migrate-1.2.1.min.js

flexslider.css

slide-show.css

carusel.css

bootstrap-3.02.js

jRespond.js

script_add.js

script.min.js

modernizr.custom.95056.js

jquery.liScrollToTop.js

my.js

jquery.flexslider-min.js

jquery.carouFredSel-6.2.0.js

css

css

webfont.js

gtm.js

logocnti.png

slide-0903.jpg

top100.cnt

header_bg.png

icon-tel-1.png

mail-cnti.png

hotel.png

down-cnti.png

icons-sprites.png

sqn.png

input_bg.png

search_icon.png

addnav_divider.png

hline.png

lineH180b.png