Access unikum.rudn.ru. Центр довузовской подготовки к ЕГЭ и ОГЭ Уникум РУДН

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value23.4 s

0/100

25%

SI (Speed Index)

Value12.4 s

3/100

10%

TBT (Total Blocking Time)

Value3,700 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value1.376

0/100

15%

TTI (Time to Interactive)

Value18.4 s

3/100

10%

unikum.rudn.ru

436 ms

unikum.rudn.ru

832 ms

css2

34 ms

advanced.css

266 ms

js

62 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 74% of them (69 requests) were addressed to the original Unikum.rudn.ru, 5% (5 requests) were made to Api-maps.yandex.ru and 4% (4 requests) were made to Top-fwz1.mail.ru. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Unikum.rudn.ru.

Content Size

4.3 MB

After Optimization

3.6 MB

In fact, the total size of Unikum.rudn.ru main page is 4.3 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. 70% of websites need less resources to load. Images take 3.5 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 372.0 kB

Original 416.7 kB
After minification 282.9 kB
After compression 44.6 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 133.8 kB, which is 32% 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 372.0 kB or 89% of the original size.

Image Optimization

-9%

Potential reduce by 320.0 kB

Original 3.5 MB
After minification 3.2 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. Unikum Rudn images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 10.8 kB

Original 278.9 kB
After minification 278.8 kB
After compression 268.1 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

-1%

Potential reduce by 736 B

Original 63.5 kB
After minification 63.4 kB
After compression 62.8 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. Unikum.rudn.ru has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Unikum Rudn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

High

ARIA IDs are not unique

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

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links are not crawlable

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

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 Unikum.rudn.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 Unikum.rudn.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

unikum.rudn.ru

Open Graph description is not detected on the main page of Unikum Rudn. 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

Центр довузовской подготовки к ЕГЭ и ОГЭ Уникум РУДН — Курсы подготовки к ЕГЭ и ОГЭ в Москве

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

unikum.rudn.ru

unikum.rudn.ru

css2

advanced.css

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

unikum.rudn.ru

unikum.rudn.ru

css2

advanced.css

js

js

style.css

common.css

home.css

common.js

home.js

primegate.min.js

fbevents.js

tag.js

sdk.js

code.js

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