Access escc.ru. Центр дистанционного обучения ЕШКО — курсы иностранных языков и изучение новых профессий самостоятел...

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value2,980 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.091

92/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

escc.ru

473 ms

www.escc.ru

1028 ms

main.css

346 ms

tagtag.min.js

263 ms

js

67 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 64% of them (47 requests) were addressed to the original Escc.ru, 8% (6 requests) were made to Googletagmanager.com and 4% (3 requests) were made to Artfut.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Escc.ru.

Content Size

1.2 MB

After Optimization

779.7 kB

In fact, the total size of Escc.ru main page is 1.2 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. 65% of websites need less resources to load. HTML takes 395.2 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 359.8 kB

Original 395.2 kB
After minification 207.5 kB
After compression 35.5 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 187.7 kB, which is 47% 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 359.8 kB or 91% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 345.9 kB
After minification 345.9 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. Escc images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 4.5 kB

Original 351.4 kB
After minification 351.4 kB
After compression 347.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-27%

Potential reduce by 19.2 kB

Original 70.5 kB
After minification 70.5 kB
After compression 51.4 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. Escc.ru needs all CSS files to be minified and compressed as it can save up to 19.2 kB or 27% of the original size.

Requests Now

After Optimization

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Escc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not have valid values

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 keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

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

RU
Encoding

UTF-8

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

escc.ru

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Центр дистанционного обучения ЕШКО — курсы иностранных языков и изучение новых профессий самостоятельно

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

escc.ru

www.escc.ru

main.css

tagtag.min.js

js

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

escc.ru

www.escc.ru

main.css

tagtag.min.js

js

js

js

angular.min.js

angular-cookies.min.js

angular-sanitize.min.js

jquery.min.js

isMobile.min.js

jquery.magnific-popup.min.js

retina.min.js

hammer.min.js

popover.min.js

bootstrap4.min.js

api.js

jquery.mask.js

slick.js

slick-lightbox.js

jquery.formstyler.min.js

fm.revealator.jquery.min.js

fontawesome-5.7.2.js

app.js

app-new.js

jquery-migrate.min.js

wrapper.php

d-goals.js

analytics.gif

escc_logo.svg

top_slide_action_1.jpg

language.jpg

career.jpg

creation.jpg

preloader-new.svg

schapovalova.jpg

fomin.jpg

matuhno.jpg

garelin.jpg

demis_logo.png

people.svg

bookmark-check.svg