Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

helpmatan.ru

Математика. Понятие функции. Определение функции. Матанализ.

Page Load Speed

4.5 sec in total

First Response

664 ms

Resources Loaded

2.5 sec

Page Rendered

1.3 sec

helpmatan.ru screenshot

About Website

Click here to check amazing Helpmatan content for Russia. Otherwise, check out these important facts you probably never knew about helpmatan.ru

Что такое функция в математике? Представление о функции, понятие функции, определение функции. Примеры. Ключевое слово в понятии функции - зависимость. Или - взаимосвязь каких-то величин.

Visit helpmatan.ru

Key Findings

We analyzed Helpmatan.ru page load time and found that the first response time was 664 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

helpmatan.ru performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value11.9 s

4/100

10%

TBT (Total Blocking Time)

Value23,010 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value51.5 s

0/100

10%

Network Requests Diagram

helpmatan.ru

664 ms

style.css

426 ms

adsbygoogle.js

56 ms

code.js

533 ms

logo.gif

521 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 18% of them (3 requests) were addressed to the original Helpmatan.ru, 24% (4 requests) were made to Googleads.g.doubleclick.net and 18% (3 requests) were made to Ddnk.advertur.ru. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Googleads.g.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 37.2 kB (33%)

Content Size

113.6 kB

After Optimization

76.4 kB

In fact, the total size of Helpmatan.ru main page is 113.6 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. 15% of websites need less resources to load. Javascripts take 62.4 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 36.1 kB

  • Original 49.0 kB
  • After minification 47.4 kB
  • After compression 12.9 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 36.1 kB or 74% of the original size.

JavaScript Optimization

-0%

Potential reduce by 38 B

  • Original 62.4 kB
  • After minification 62.4 kB
  • After compression 62.3 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

-50%

Potential reduce by 1.1 kB

  • Original 2.2 kB
  • After minification 2.2 kB
  • After compression 1.1 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. Helpmatan.ru needs all CSS files to be minified and compressed as it can save up to 1.1 kB or 50% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (38%)

Requests Now

13

After Optimization

8

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Helpmatan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

helpmatan.ru accessibility score

74

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Links do not have a discernible name

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

helpmatan.ru best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

helpmatan.ru SEO score

77

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 Helpmatan.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 Helpmatan.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 Helpmatan. 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: