Tools & Wizards About Us
labs-org.ru screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

labs-org.ru

Огэ и Егэ по информатике, практические работы и задания по программированию

Page Load Speed

3.6 sec in total

First Response

462 ms

Resources Loaded

2.9 sec

Page Rendered

237 ms

labs-org.ru screenshot

About Website

Click here to check amazing Labs Org content for Russia. Otherwise, check out these important facts you probably never knew about labs-org.ru

Практические работы и задания по программированию на различных языках (C++, Pascal, Python, Prolog и т.д.) с подробными алгоритмами их выполнения

Visit labs-org.ru

Key Findings

We analyzed Labs-org.ru page load time and found that the first response time was 462 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

labs-org.ru performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value13.1 s

0/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value300 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value12.4 s

14/100

10%

Network Requests Diagram

labs-org.ru

462 ms

labs-org.ru

754 ms

style.min.css

126 ms

scrollmath.css

248 ms

jquery-ui.css

372 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 65% of them (33 requests) were addressed to the original Labs-org.ru, 29% (15 requests) were made to Cdnjs.cloudflare.com and 4% (2 requests) were made to Yandex.ru. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 112.8 kB (15%)

Content Size

770.4 kB

After Optimization

657.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Labs-org.ru main page is 770.4 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. 40% of websites need less resources to load. Images take 551.3 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 57.2 kB

  • Original 74.4 kB
  • After minification 72.5 kB
  • After compression 17.2 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 57.2 kB or 77% of the original size.

Image Optimization

-9%

Potential reduce by 47.8 kB

  • Original 551.3 kB
  • After minification 503.6 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. Labs Org images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 678 B

  • Original 75.3 kB
  • After minification 75.3 kB
  • After compression 74.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-10%

Potential reduce by 7.1 kB

  • Original 69.4 kB
  • After minification 69.4 kB
  • After compression 62.3 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. Labs-org.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 42 (91%)

Requests Now

46

After Optimization

4

  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Labs Org. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

labs-org.ru

labs-org.ru

462 ms

labs-org.ru

labs-org.ru

754 ms

style.min.css

style.min.css

126 ms

scrollmath.css

scrollmath.css

248 ms

jquery-ui.css

jquery-ui.css

372 ms

dialog.css

dialog.css

371 ms

screen.min.css

screen.min.css

370 ms

wp-syntax.css

wp-syntax.css

374 ms

6d792f29aa35278576a2cb1eded0fd02.css

6d792f29aa35278576a2cb1eded0fd02.css

383 ms

style.css

style.css

510 ms

blocks.css

blocks.css

491 ms

all.min.css

all.min.css

493 ms

jquery.min.js

jquery.min.js

618 ms

jquery-migrate.min.js

jquery-migrate.min.js

491 ms

config.js

config.js

507 ms

MathJax.js

MathJax.js

31 ms

custom-scripts.min.js

custom-scripts.min.js

612 ms

context.js

context.js

1087 ms

core.min.js

core.min.js

612 ms

mouse.min.js

mouse.min.js

612 ms

resizable.min.js

resizable.min.js

676 ms

draggable.min.js

draggable.min.js

676 ms

controlgroup.min.js

controlgroup.min.js

733 ms

checkboxradio.min.js

checkboxradio.min.js

733 ms

button.min.js

button.min.js

734 ms

dialog.min.js

dialog.min.js

737 ms

front.min.js

front.min.js

754 ms

wp-syntax.js

wp-syntax.js

759 ms

skip-link-focus-fix.min.js

skip-link-focus-fix.min.js

853 ms

jquery.cycle2.min.js

jquery.cycle2.min.js

854 ms

navigation.min.js

navigation.min.js

859 ms

scrollup.min.js

scrollup.min.js

860 ms

cropped-%D0%A1%D0%BD%D0%B8%D0%BC%D0%BE%D0%BA-%D1%81-%D0%B8%D0%BD%D1%82%D1%80%D0%BE.png

cropped-%D0%A1%D0%BD%D0%B8%D0%BC%D0%BE%D0%BA-%D1%81-%D0%B8%D0%BD%D1%82%D1%80%D0%BE.png

997 ms

cycounter

cycounter

515 ms

config.js

config.js

25 ms

config.js

config.js

27 ms

tex2jax.js

tex2jax.js

28 ms

fa-solid-900.ttf

fa-solid-900.ttf

721 ms

fa-regular-400.ttf

fa-regular-400.ttf

544 ms

watch.js

watch.js

1 ms

jax.js

jax.js

22 ms

jax.js

jax.js

20 ms

jax.js

jax.js

20 ms

AMSmath.js

AMSmath.js

17 ms

AMSsymbols.js

AMSsymbols.js

17 ms

noErrors.js

noErrors.js

12 ms

noUndefined.js

noUndefined.js

23 ms

fontdata.js

fontdata.js

17 ms

imageFonts.js

imageFonts.js

56 ms

MathEvents.js

MathEvents.js

57 ms

imagedata.js

imagedata.js

13 ms

Accessibility Review

labs-org.ru accessibility score

98

Accessibility Issues

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

Links do not have a discernible name

Best Practices

labs-org.ru best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

labs-org.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 Labs-org.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 Labs-org.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

labs-org.ru

Open Graph data is detected on the main page of Labs Org. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: