Tools & Wizards About Us
urfodu.ru screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

urfodu.ru

Page Load Speed

5.3 sec in total

First Response

954 ms

Resources Loaded

4 sec

Page Rendered

399 ms

urfodu.ru screenshot

About Website

Visit urfodu.ru now to see the best up-to-date Urfodu content for Russia and also check out these interesting facts you probably never knew about urfodu.ru

Официальный сайт Международной Олимпиады по основам наук для школьников и студентов. Учредитель - Дом Учителя Уральского федерального округа (УрФО).

Visit urfodu.ru

Key Findings

We analyzed Urfodu.ru page load time and found that the first response time was 954 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

urfodu.ru performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

43/100

25%

SI (Speed Index)

Value6.1 s

44/100

10%

TBT (Total Blocking Time)

Value1,620 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.118

85/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

954 ms

core.css

193 ms

core.js

592 ms

core_ajax.js

391 ms

session.js

390 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 83% of them (10 requests) were addressed to the original Urfodu.ru, 8% (1 request) were made to Mc.yandex.ru and 8% (1 request) were made to Js-agent.newrelic.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Urfodu.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 227.1 kB (30%)

Content Size

755.4 kB

After Optimization

528.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Urfodu.ru main page is 755.4 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. 25% of websites need less resources to load. Images take 490.4 kB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 12.6 kB

  • Original 20.0 kB
  • After minification 19.6 kB
  • After compression 7.4 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 12.6 kB or 63% of the original size.

Image Optimization

-3%

Potential reduce by 13.5 kB

  • Original 490.4 kB
  • After minification 476.9 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. Urfodu images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 8.7 kB
  • After minification 8.7 kB
  • After compression 8.7 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

-85%

Potential reduce by 201.0 kB

  • Original 236.4 kB
  • After minification 233.2 kB
  • After compression 35.5 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. Urfodu.ru needs all CSS files to be minified and compressed as it can save up to 201.0 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (50%)

Requests Now

10

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Urfodu. 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.

Network Requests Diagram

954 ms

core.css

core.css

193 ms

core.js

core.js

592 ms

core_ajax.js

core_ajax.js

391 ms

session.js

session.js

390 ms

jquery-v1.7.1.min.js

jquery-v1.7.1.min.js

607 ms

common.min.js

common.min.js

440 ms

landing.css

landing.css

707 ms

watch.js

watch.js

37 ms

bg_clouds.jpg

bg_clouds.jpg

1090 ms

flags-s2ff5f87c8f.png

flags-s2ff5f87c8f.png

1411 ms

nr-918.min.js

nr-918.min.js

59 ms

Accessibility Review

urfodu.ru accessibility score

78

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

Buttons do not have an accessible name

High

Document doesn't have a <title> element

High

Image elements do not have [alt] attributes

Best Practices

urfodu.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

SEO Factors

urfodu.ru SEO score

85

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Document doesn't have a <title> element

High

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Urfodu.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 Urfodu.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

urfodu.ru

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