Access math-prosto.ru. § Школьная математика. Математика 6 класс. Уроки по математике. Математика 5 класс

$math-prosto.ru screenshot$

19

Performance

Renders faster than
36% of other websites
84

Accessibility

Visual factors better than
that of 56% of websites
58

Best Practices

More advanced features
available than in
20% of websites
99

SEO

Google-friendlier than
93% of websites

First Response

688 ms

Resources Loaded

6.7 sec

Page Rendered

403 ms

$math-prosto.ru screenshot$

About Website

Click here to check amazing Math Prosto content for Russia. Otherwise, check out these important facts you probably never knew about math-prosto.ru

Решение задач по математике. Уроки по математике. Математика 6 класс. Вы найдете разбор типовых примеров и задач, а также полезный справочный материал.

Visit math-prosto.ru

Key Findings

We analyzed Math-prosto.ru page load time and found that the first response time was 688 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value4,600 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.165

72/100

15%

TTI (Time to Interactive)

Value15.9 s

6/100

10%

math-prosto.ru

688 ms

css_min.css

379 ms

jquery.min.js

29 ms

js_min.js

397 ms

loader.js

172 ms

Our browser made a total of 163 requests to load all elements on the main page. We found that 15% of them (24 requests) were addressed to the original Math-prosto.ru, 8% (13 requests) were made to Ads.betweendigital.com and 8% (13 requests) were made to Ddnk.advertur.ru. The less responsive or slowest element that took the longest time to load (5.6 sec) belongs to the original domain Math-prosto.ru.

Content Size

847.3 kB

After Optimization

555.0 kB

In fact, the total size of Math-prosto.ru main page is 847.3 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. 35% of websites need less resources to load. Images take 445.5 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 22.5 kB

Original 30.2 kB
After minification 25.4 kB
After compression 7.6 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 4.7 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 22.5 kB or 75% of the original size.

Image Optimization

-5%

Potential reduce by 22.0 kB

Original 445.5 kB
After minification 423.5 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. Math Prosto images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 224.5 kB

Original 341.2 kB
After minification 327.0 kB
After compression 116.6 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 224.5 kB or 66% of the original size.

CSS Optimization

-76%

Potential reduce by 23.2 kB

Original 30.4 kB
After minification 30.2 kB
After compression 7.2 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. Math-prosto.ru needs all CSS files to be minified and compressed as it can save up to 23.2 kB or 76% of the original size.

Requests Now

135

After Optimization

45

The browser has sent 135 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Math Prosto. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 56 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 match their roles

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

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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 Math-prosto.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 Math-prosto.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

math-prosto.ru

Open Graph description is not detected on the main page of Math Prosto. 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: