Report Summary

  • 53

    Performance

    Renders faster than
    69% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 54

    Best Practices

    More advanced features
    available than in
    29% of websites

  • 69

    SEO

    Google-friendlier than
    37% of websites

ucheba-otziv.ru

Учеба-Отзыв.ru - отзывы и комментарии об образовании в России

Page Load Speed

19.9 sec in total

First Response

8.8 sec

Resources Loaded

11 sec

Page Rendered

180 ms

ucheba-otziv.ru screenshot

About Website

Welcome to ucheba-otziv.ru homepage info - get ready to check Ucheba Otziv best content for Russia right away, or after learning these important things about ucheba-otziv.ru

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Key Findings

We analyzed Ucheba-otziv.ru page load time and found that the first response time was 8.8 sec and then it took 11.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

ucheba-otziv.ru performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value300 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

ucheba-otziv.ru

8791 ms

styles.css

386 ms

jquery.fancybox.css

267 ms

jquery-1.3.2.min.js

393 ms

custom.js

268 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 76% of them (35 requests) were addressed to the original Ucheba-otziv.ru, 4% (2 requests) were made to Counter.rambler.ru and 4% (2 requests) were made to Site.yandex.net. The less responsive or slowest element that took the longest time to load (8.8 sec) belongs to the original domain Ucheba-otziv.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 292.6 kB (64%)

Content Size

455.4 kB

After Optimization

162.8 kB

In fact, the total size of Ucheba-otziv.ru main page is 455.4 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. 30% of websites need less resources to load. Javascripts take 291.3 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 42.8 kB

  • Original 51.4 kB
  • After minification 44.3 kB
  • After compression 8.6 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 7.1 kB, which is 14% 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 42.8 kB or 83% of the original size.

Image Optimization

-28%

Potential reduce by 23.7 kB

  • Original 83.5 kB
  • After minification 59.9 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. Obviously, Ucheba Otziv needs image optimization as it can save up to 23.7 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 201.3 kB

  • Original 291.3 kB
  • After minification 288.8 kB
  • After compression 90.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 201.3 kB or 69% of the original size.

CSS Optimization

-85%

Potential reduce by 24.9 kB

  • Original 29.2 kB
  • After minification 20.6 kB
  • After compression 4.3 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. Ucheba-otziv.ru needs all CSS files to be minified and compressed as it can save up to 24.9 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (39%)

Requests Now

44

After Optimization

27

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ucheba Otziv. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

ucheba-otziv.ru accessibility score

69

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

ucheba-otziv.ru best practices score

54

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

High

Registers an unload listener

Low

Detected JavaScript libraries

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

ucheba-otziv.ru SEO score

69

Search Engine Optimization Advices

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 Ucheba-otziv.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 Ucheba-otziv.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 Ucheba Otziv. 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: