Tools & Wizards About Us
slf.fm screenshot

Report Summary

  • 97

    Performance

    Renders faster than
    94% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

slf.fm

Футбольный онлайн менеджер Живи Футболом - бесплатный браузерный онлайн симулятор игры в футбол

Page Load Speed

3.7 sec in total

First Response

361 ms

Resources Loaded

2.8 sec

Page Rendered

492 ms

slf.fm screenshot

About Website

Welcome to slf.fm homepage info - get ready to check Slf best content for Russia right away, or after learning these important things about slf.fm

Самый реалистичный футбольный онлайн менеджер в интернете (126 футбольных федераций, 600 футбольных дивизионов, 4 тыс. реально существующих клубов и стадионов, 250 тыс. футболистов с реальными именами...

Visit slf.fm

Key Findings

We analyzed Slf.fm page load time and found that the first response time was 361 ms and then it took 3.3 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

slf.fm performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value2.5 s

98/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.07

96/100

15%

TTI (Time to Interactive)

Value1.9 s

100/100

10%

Network Requests Diagram

slf.fm

361 ms

slf.fm

633 ms

styles.css

118 ms

mycss.css

235 ms

colorbox.css

341 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 92% of them (48 requests) were addressed to the original Slf.fm, 6% (3 requests) were made to Vk.com and 2% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Slf.fm.

Page Optimization Overview & Recommendations

Page size can be reduced by 240.7 kB (13%)

Content Size

1.9 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Slf.fm main page is 1.9 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 198.6 kB

  • Original 223.1 kB
  • After minification 151.0 kB
  • After compression 24.5 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 72.1 kB, which is 32% 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 198.6 kB or 89% of the original size.

Image Optimization

-1%

Potential reduce by 12.0 kB

  • Original 1.4 MB
  • After minification 1.4 MB

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. Slf images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 25.8 kB

  • Original 207.8 kB
  • After minification 207.8 kB
  • After compression 182.0 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 25.8 kB or 12% of the original size.

CSS Optimization

-25%

Potential reduce by 4.4 kB

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 12.8 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. Slf.fm needs all CSS files to be minified and compressed as it can save up to 4.4 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (24%)

Requests Now

50

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Slf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

slf.fm

slf.fm

361 ms

slf.fm

slf.fm

633 ms

styles.css

styles.css

118 ms

mycss.css

mycss.css

235 ms

colorbox.css

colorbox.css

341 ms

jquery-2.1.1.min.js

jquery-2.1.1.min.js

453 ms

keyboard.js

keyboard.js

351 ms

myjs.js

myjs.js

351 ms

jquery.colorbox.js

jquery.colorbox.js

352 ms

jquery.form.js

jquery.form.js

352 ms

jquery.placeholder.min.js

jquery.placeholder.min.js

485 ms

school.css

school.css

482 ms

school_new.js

school_new.js

481 ms

logo5.png

logo5.png

118 ms

user.png

user.png

113 ms

vk.png

vk.png

114 ms

flash.gif

flash.gif

117 ms

money.png

money.png

117 ms

3837.png

3837.png

118 ms

user.png

user.png

227 ms

1720008279.jpg

1720008279.jpg

225 ms

1719991094.jpg

1719991094.jpg

354 ms

1718189340.jpg

1718189340.jpg

232 ms

1716198359.jpg

1716198359.jpg

233 ms

1712907179.jpg

1712907179.jpg

355 ms

1712749509.jpg

1712749509.jpg

450 ms

1712140971.jpg

1712140971.jpg

353 ms

1703842184.jpg

1703842184.jpg

355 ms

1703667273.jpg

1703667273.jpg

354 ms

1703153114.jpg

1703153114.jpg

453 ms

1702300956.jpg

1702300956.jpg

468 ms

1694689161.jpg

1694689161.jpg

469 ms

1688379092.jpg

1688379092.jpg

583 ms

1683797934.jpg

1683797934.jpg

469 ms

1681488207.jpg

1681488207.jpg

563 ms

vk.png

vk.png

566 ms

twitter.png

twitter.png

584 ms

pay_systems.png

pay_systems.png

584 ms

tmp7.png

tmp7.png

572 ms

bottom_grass_gradient.png

bottom_grass_gradient.png

661 ms

sm4_v2.png

sm4_v2.png

780 ms

sm.jpg

sm.jpg

1153 ms

7798989037e1.jpg

7798989037e1.jpg

803 ms

bgall.png

bgall.png

687 ms

reg.png

reg.png

804 ms

openapi.c340c125c61ec5745ebb2a98626e46ab.js

openapi.c340c125c61ec5745ebb2a98626e46ab.js

217 ms

flags.png

flags.png

777 ms

tag.js

tag.js

927 ms

userset.php

userset.php

588 ms

overlay.png

overlay.png

514 ms

openapi.c340c125c61ec5745ebb2a98626e46ab.js

openapi.c340c125c61ec5745ebb2a98626e46ab.js

109 ms

rtrg

rtrg

126 ms

Accessibility Review

slf.fm accessibility score

81

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

slf.fm 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

slf.fm SEO score

92

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 Slf.fm 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 Slf.fm 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

slf.fm

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