Tools & Wizards About Us
grafikus.ru screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

grafikus.ru

Построить график функции, параметрической функции, график в полярной системе координат онлайн

Page Load Speed

5.7 sec in total

First Response

527 ms

Resources Loaded

4.5 sec

Page Rendered

680 ms

grafikus.ru screenshot

About Website

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

Сервис позволяет строить графики различных алгебраических функций. В частности, можно построить график параметрической функции и функции, заданной в полярных координатах, а также график по точкам.

Visit grafikus.ru

Key Findings

We analyzed Grafikus.ru page load time and found that the first response time was 527 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

grafikus.ru performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

99/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

38/100

25%

SI (Speed Index)

Value4.1 s

80/100

10%

TBT (Total Blocking Time)

Value3,610 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.226

55/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

grafikus.ru

527 ms

all-a67958adcb6da4a755265294a676667d.css

117 ms

js

129 ms

adsbygoogle.js

178 ms

share.js

1019 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 16% of them (7 requests) were addressed to the original Grafikus.ru, 11% (5 requests) were made to Pagead2.googlesyndication.com and 11% (5 requests) were made to Cm.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Mc.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 114.2 kB (29%)

Content Size

392.0 kB

After Optimization

277.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Grafikus.ru main page is 392.0 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. 60% of websites need less resources to load. Javascripts take 189.0 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 110.2 kB

  • Original 133.9 kB
  • After minification 131.7 kB
  • After compression 23.7 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 110.2 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 981 B

  • Original 55.6 kB
  • After minification 54.6 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. Grafikus images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 288 B

  • Original 189.0 kB
  • After minification 189.0 kB
  • After compression 188.8 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

-20%

Potential reduce by 2.7 kB

  • Original 13.5 kB
  • After minification 13.5 kB
  • After compression 10.8 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. Grafikus.ru needs all CSS files to be minified and compressed as it can save up to 2.7 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (71%)

Requests Now

38

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Grafikus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

grafikus.ru

grafikus.ru

527 ms

all-a67958adcb6da4a755265294a676667d.css

all-a67958adcb6da4a755265294a676667d.css

117 ms

js

js

129 ms

adsbygoogle.js

adsbygoogle.js

178 ms

share.js

share.js

1019 ms

all-d8c08d27a0cdca19f12cb3dcbf29c7dc.js

all-d8c08d27a0cdca19f12cb3dcbf29c7dc.js

730 ms

old_mathematics.png

old_mathematics.png

446 ms

js

js

128 ms

analytics.js

analytics.js

321 ms

show_ads_impl.js

show_ads_impl.js

153 ms

zrt_lookup.html

zrt_lookup.html

238 ms

collect

collect

42 ms

cookie.js

cookie.js

52 ms

integrator.js

integrator.js

61 ms

logo_medium.png

logo_medium.png

110 ms

dropdown_toggle.png

dropdown_toggle.png

217 ms

integrator.js

integrator.js

50 ms

ads

ads

529 ms

tag.js

tag.js

1185 ms

reformal.js

reformal.js

290 ms

Elusive-Icons.ttf

Elusive-Icons.ttf

293 ms

load_preloaded_resource.js

load_preloaded_resource.js

210 ms

abg_lite.js

abg_lite.js

201 ms

window_focus.js

window_focus.js

245 ms

qs_click_protection.js

qs_click_protection.js

245 ms

rx_lidar.js

rx_lidar.js

327 ms

042791247ab671b2831aa311d6583330.js

042791247ab671b2831aa311d6583330.js

279 ms

icon.png

icon.png

250 ms

s

s

78 ms

cookie_push_onload.html

cookie_push_onload.html

81 ms

dpixel

dpixel

771 ms

trk

trk

901 ms

css

css

640 ms

advert.gif

advert.gif

912 ms

pixel

pixel

225 ms

pixel

pixel

216 ms

pixel

pixel

217 ms

activeview

activeview

108 ms

b4aq_x9zMiku-4ayY0gQrcEuJNMSghrM2Nuaea2nyAg.js

b4aq_x9zMiku-4ayY0gQrcEuJNMSghrM2Nuaea2nyAg.js

85 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf

453 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyw.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyw.ttf

454 ms

pixel

pixel

46 ms

pixel

pixel

405 ms

sync_cookie_image_decide

sync_cookie_image_decide

128 ms

Accessibility Review

grafikus.ru accessibility score

64

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

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

High

Links do not have a discernible name

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.

Best Practices

grafikus.ru best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

grafikus.ru SEO score

100

Search Engine Optimization Advices

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Grafikus.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Grafikus.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

grafikus.ru

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