Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 43% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

arkh-edu.ru

Образование Архангельской области

Page Load Speed

33.8 sec in total

First Response

581 ms

Resources Loaded

33 sec

Page Rendered

259 ms

arkh-edu.ru screenshot

About Website

Welcome to arkh-edu.ru homepage info - get ready to check Arkh Edu best content for Russia right away, or after learning these important things about arkh-edu.ru

Образование Архангельской области

Visit arkh-edu.ru

Key Findings

We analyzed Arkh-edu.ru page load time and found that the first response time was 581 ms and then it took 33.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

arkh-edu.ru performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.3 s

1/100

10%

LCP (Largest Contentful Paint)

Value17.1 s

0/100

25%

SI (Speed Index)

Value11.9 s

4/100

10%

TBT (Total Blocking Time)

Value490 ms

59/100

30%

CLS (Cumulative Layout Shift)

Value0.336

33/100

15%

TTI (Time to Interactive)

Value16.0 s

6/100

10%

Network Requests Diagram

arkh-edu.ru

581 ms

www.arkh-edu.ru

1652 ms

jquery.js

1822 ms

jquery.autocomplete.css

1326 ms

jquery.bgiframe.min.js

1335 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 94% of them (45 requests) were addressed to the original Arkh-edu.ru, 2% (1 request) were made to Ajax.googleapis.com and 2% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Informer.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (76%)

Content Size

2.2 MB

After Optimization

528.2 kB

In fact, the total size of Arkh-edu.ru main page is 2.2 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. 25% of websites need less resources to load. Javascripts take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 54.7 kB

  • Original 68.4 kB
  • After minification 62.4 kB
  • After compression 13.7 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 54.7 kB or 80% of the original size.

Image Optimization

-21%

Potential reduce by 56.3 kB

  • Original 268.3 kB
  • After minification 212.0 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. Obviously, Arkh Edu needs image optimization as it can save up to 56.3 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-83%

Potential reduce by 1.3 MB

  • Original 1.5 MB
  • After minification 1.2 MB
  • After compression 265.8 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 1.3 MB or 83% of the original size.

CSS Optimization

-88%

Potential reduce by 273.4 kB

  • Original 310.0 kB
  • After minification 274.2 kB
  • After compression 36.7 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. Arkh-edu.ru needs all CSS files to be minified and compressed as it can save up to 273.4 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (43%)

Requests Now

44

After Optimization

25

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Arkh Edu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

arkh-edu.ru accessibility score

76

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

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

arkh-edu.ru best practices score

67

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

Page has valid source maps

SEO Factors

arkh-edu.ru SEO score

81

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

High

robots.txt is not valid

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

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Arkh-edu.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 Arkh-edu.ru main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Arkh Edu. 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: