Access ucheba66.ru. Учеба66 | Образование в Екатеринбурге, обучение в лучших учебных заведениях Екатеринбурга

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value10.6 s

7/100

10%

TBT (Total Blocking Time)

Value3,530 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value24.2 s

0/100

10%

ucheba66.ru

471 ms

ucheba66.ru

510 ms

highslide.css

219 ms

style.css

529 ms

swfobject.js

326 ms

Our browser made a total of 112 requests to load all elements on the main page. We found that 39% of them (44 requests) were addressed to the original Ucheba66.ru, 48% (54 requests) were made to St6-21.vk.com and 5% (6 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source St6-21.vk.com.

Content Size

2.9 MB

After Optimization

2.3 MB

In fact, the total size of Ucheba66.ru main page is 2.9 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. Javascripts take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 29.4 kB

Original 37.6 kB
After minification 31.7 kB
After compression 8.3 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 5.9 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 29.4 kB or 78% of the original size.

Image Optimization

-7%

Potential reduce by 12.6 kB

Original 184.8 kB
After minification 172.2 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. Ucheba 66 images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 356.4 kB

Original 2.0 MB
After minification 2.0 MB
After compression 1.7 MB

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 356.4 kB or 17% of the original size.

CSS Optimization

-20%

Potential reduce by 119.2 kB

Original 588.7 kB
After minification 576.3 kB
After compression 469.5 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. Ucheba66.ru needs all CSS files to be minified and compressed as it can save up to 119.2 kB or 20% of the original size.

Requests Now

106

After Optimization

The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ucheba 66. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and from 17 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

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

High

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

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

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 Ucheba66.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 Ucheba66.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

ucheba66.ru

Open Graph description is not detected on the main page of Ucheba 66. 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

Учеба66 | Образование в Екатеринбурге, обучение в лучших учебных заведениях Екатеринбурга

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

ucheba66.ru

ucheba66.ru

highslide.css

style.css

swfobject.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

ucheba66.ru

ucheba66.ru

highslide.css

style.css

swfobject.js

jquery.js

search.js

tabs.js

post_comment.js

highslide-with-html.js

hs.js

api.js

openapi.c340c125c61ec5745ebb2a98626e46ab.js

ucheba66.gif

r-inputbox_bg.gif

submitbtn_bg.gif

nav-bg.gif

nav-bg-left.gif

middle-bg.jpg

r-bottom.gif

r-bottom-left.gif

top-shadow.jpg

form_opensearch_bg.gif

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119x119_000950dd22065bd4406cef74c112b0cb.jpg

119x119_d314a7ca234c9036ed44f7ed4aea356f.jpg

119x119_825afbb80d87a85b47f74a0fe22e0437.jpg

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119x119_f1164eb1a5ed0ba1c92867d476bc889d.jpg

add_edu_logo.gif

recaptcha__en.js

context.js

texts_icon.jpg

article-icon.gif

add_edu_bg.gif

add_edu_bg_left.gif

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actualtexts_icon.jpg

li.gif

raiting_icon.jpg

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blog_news.gif