Tools & Wizards About Us
4urock.com screenshot

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

4urock.com

4U Classic Rock - Best classic rock on the internet

Page Load Speed

2.5 sec in total

First Response

252 ms

Resources Loaded

2.1 sec

Page Rendered

162 ms

4urock.com screenshot

About Website

Click here to check amazing 4U Rock content for France. Otherwise, check out these important facts you probably never knew about 4urock.com

4U Classic Rock, AC/DC, Aerosmith, America, Asia, Beach Boys, Beatles, Billy Idol, Billy Joel, Bob Dylan, Bob Seger, Bon Jovi, Boston, Bruce Springsteen, Bryan Adams, Cat Stevens, Chicago, David Bowie...

Visit 4urock.com

Key Findings

We analyzed 4urock.com page load time and found that the first response time was 252 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

4urock.com performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

81/100

10%

LCP (Largest Contentful Paint)

Value2.2 s

95/100

25%

SI (Speed Index)

Value5.3 s

57/100

10%

TBT (Total Blocking Time)

Value3,730 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.117

85/100

15%

TTI (Time to Interactive)

Value13.2 s

12/100

10%

Network Requests Diagram

4urock.com

252 ms

4uradio.css

24 ms

adsbygoogle.js

142 ms

adsbygoogle.js

139 ms

CR_titreencours.php

687 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 5% of them (3 requests) were addressed to the original 4urock.com, 21% (12 requests) were made to Radionomy.letoptop.fr and 14% (8 requests) were made to 4uradios.com. The less responsive or slowest element that took the longest time to load (888 ms) relates to the external source 4uradios.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 137.1 kB (16%)

Content Size

842.4 kB

After Optimization

705.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 4urock.com main page is 842.4 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. 50% of websites need less resources to load. Javascripts take 594.4 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 27.5 kB

  • Original 37.2 kB
  • After minification 37.2 kB
  • After compression 9.6 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 27.5 kB or 74% of the original size.

Image Optimization

-8%

Potential reduce by 16.9 kB

  • Original 210.4 kB
  • After minification 193.5 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. 4U Rock images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 92.7 kB

  • Original 594.4 kB
  • After minification 594.4 kB
  • After compression 501.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 92.7 kB or 16% of the original size.

CSS Optimization

-2%

Potential reduce by 10 B

  • Original 560 B
  • After minification 560 B
  • After compression 550 B

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. 4urock.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (27%)

Requests Now

55

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4U Rock. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

4urock.com

4urock.com

252 ms

4uradio.css

4uradio.css

24 ms

adsbygoogle.js

adsbygoogle.js

142 ms

adsbygoogle.js

adsbygoogle.js

139 ms

CR_titreencours.php

CR_titreencours.php

687 ms

CR_titres.php

CR_titres.php

888 ms

titre.php

titre.php

568 ms

titre.php

titre.php

579 ms

titre.php

titre.php

581 ms

titre.php

titre.php

583 ms

titre.php

titre.php

597 ms

analytics.js

analytics.js

36 ms

play-green-button.png

play-green-button.png

221 ms

all.js

all.js

31 ms

all.js

all.js

36 ms

collect

collect

33 ms

152 ms

btn_donate_LG.gif

btn_donate_LG.gif

126 ms

js

js

171 ms

pixel.gif

pixel.gif

127 ms

show_ads_impl.js

show_ads_impl.js

443 ms

jquery.min.js

jquery.min.js

238 ms

js

js

58 ms

az_74_The%20Very%20Best%20of%20Cat%20Stevens_Cat%20Stevens.jpg

az_74_The%20Very%20Best%20of%20Cat%20Stevens_Cat%20Stevens.jpg

613 ms

zrt_lookup.html

zrt_lookup.html

64 ms

ads

ads

337 ms

ads

ads

689 ms

wbsea834

wbsea834

527 ms

ajax_titre.php

ajax_titre.php

87 ms

ajax_titre.php

ajax_titre.php

90 ms

ajax_titre.php

ajax_titre.php

93 ms

ajax_titre.php

ajax_titre.php

82 ms

ajax_titre.php

ajax_titre.php

84 ms

none.jpg

none.jpg

145 ms

az_288_ZZ%20Top%20-%20Greatest%20Hits_ZZ%20Top.jpg

az_288_ZZ%20Top%20-%20Greatest%20Hits_ZZ%20Top.jpg

753 ms

az_150_20th%20Century%20Masters%20-%20The%20Millennium%20Collection%20The%20Best%20of%20Glen%20Frey_Glenn%20Frey.jpg

az_150_20th%20Century%20Masters%20-%20The%20Millennium%20Collection%20The%20Best%20of%20Glen%20Frey_Glenn%20Frey.jpg

740 ms

az_1273_Magical%20Mystery%20Tour%20(Remastered)_The%20Beatles.jpg

az_1273_Magical%20Mystery%20Tour%20(Remastered)_The%20Beatles.jpg

774 ms

az_1266_Working%20on%20a%20Dream%20(Deluxe%20Version)_Bruce%20Springsteen.jpg

az_1266_Working%20on%20a%20Dream%20(Deluxe%20Version)_Bruce%20Springsteen.jpg

771 ms

az_203_All%20the%20Best_Paul%20McCartney.jpg

az_203_All%20the%20Best_Paul%20McCartney.jpg

740 ms

F76220B9-1C2E-450D-91F4-331C3A6BFB05

F76220B9-1C2E-450D-91F4-331C3A6BFB05

78 ms

84 ms

83 ms

6d704e4a-3648-46c5-99e2-c09dad8a4b6b.jpg

6d704e4a-3648-46c5-99e2-c09dad8a4b6b.jpg

82 ms

75 ms

data=l12yLObBnmnJWV8RExHHtaVWR9u7L0acSmPrMPo12YA1nZQwF42FwidcGnsyfP_QF_kcBqFeF97PVe9LNCVlCF9Zjb0i92dTxFyVAUp4cYqGo1Xfo8mYVqIhHA

data=l12yLObBnmnJWV8RExHHtaVWR9u7L0acSmPrMPo12YA1nZQwF42FwidcGnsyfP_QF_kcBqFeF97PVe9LNCVlCF9Zjb0i92dTxFyVAUp4cYqGo1Xfo8mYVqIhHA

33 ms

load_preloaded_resource.js

load_preloaded_resource.js

28 ms

abg_lite.js

abg_lite.js

30 ms

window_focus.js

window_focus.js

35 ms

qs_click_protection.js

qs_click_protection.js

38 ms

ufs_web_display.js

ufs_web_display.js

21 ms

60efddb729a951d3495fe79f6eb41a86.js

60efddb729a951d3495fe79f6eb41a86.js

27 ms

icon.png

icon.png

18 ms

css

css

42 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

20 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

25 ms

sodar

sodar

107 ms

activeview

activeview

88 ms

VKtwqYIMw_jEtcsYEdk2t0uWx1X5nCbHNvrRSJpikmk.js

VKtwqYIMw_jEtcsYEdk2t0uWx1X5nCbHNvrRSJpikmk.js

12 ms

Accessibility Review

4urock.com accessibility score

80

Accessibility Issues

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

Form elements do not have associated labels

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

4urock.com best practices score

75

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

Page has valid source maps

SEO Factors

4urock.com SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 4urock.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 4urock.com 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

4urock.com

Open Graph description is not detected on the main page of 4U Rock. 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: