Tools & Wizards About Us
boom4u.net screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 69

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

boom4u.net

가요,팝송..등 가사검색 (Lyrics Search)

Page Load Speed

2.8 sec in total

First Response

227 ms

Resources Loaded

2.4 sec

Page Rendered

118 ms

boom4u.net screenshot

About Website

Click here to check amazing Boom 4 U content for South Korea. Otherwise, check out these important facts you probably never knew about boom4u.net

가요,팝 Lyrics 가사를 정확하고 빠르게 검색합니다. 가사와 함께 관련된 동영상을 함께 볼 수 있습니다. 가사내용의 일부분으로도 검색이 가능합니다.

Visit boom4u.net

Key Findings

We analyzed Boom4u.net page load time and found that the first response time was 227 ms and then it took 2.6 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

boom4u.net performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value8.9 s

16/100

10%

TBT (Total Blocking Time)

Value3,320 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

Network Requests Diagram

lyrics

227 ms

464 ms

style.css

446 ms

ajaxlist.css

457 ms

jquery.min.js

30 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 19% of them (7 requests) were addressed to the original Boom4u.net, 19% (7 requests) were made to Apis.google.com and 19% (7 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (691 ms) belongs to the original domain Boom4u.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 29.6 kB (15%)

Content Size

191.4 kB

After Optimization

161.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Boom4u.net main page is 191.4 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. 45% of websites need less resources to load. Images take 131.1 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 9.4 kB

  • Original 13.5 kB
  • After minification 12.9 kB
  • After compression 4.1 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 9.4 kB or 69% of the original size.

Image Optimization

-1%

Potential reduce by 1.1 kB

  • Original 131.1 kB
  • After minification 130.1 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. Boom 4 U images are well optimized though.

JavaScript Optimization

-39%

Potential reduce by 17.4 kB

  • Original 44.3 kB
  • After minification 43.8 kB
  • After compression 27.0 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 17.4 kB or 39% of the original size.

CSS Optimization

-73%

Potential reduce by 1.8 kB

  • Original 2.4 kB
  • After minification 1.8 kB
  • After compression 651 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. Boom4u.net needs all CSS files to be minified and compressed as it can save up to 1.8 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (57%)

Requests Now

35

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Boom 4 U. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

lyrics

lyrics

227 ms

464 ms

style.css

style.css

446 ms

ajaxlist.css

ajaxlist.css

457 ms

jquery.min.js

jquery.min.js

30 ms

suggest.js

suggest.js

691 ms

common.js

common.js

480 ms

show_ads.js

show_ads.js

4 ms

logo.jpg

logo.jpg

241 ms

ca-pub-1113541014872557.js

ca-pub-1113541014872557.js

54 ms

zrt_lookup.html

zrt_lookup.html

102 ms

show_ads_impl.js

show_ads_impl.js

51 ms

plusone.js

plusone.js

134 ms

ga.js

ga.js

91 ms

ads

ads

300 ms

osd.js

osd.js

18 ms

__utm.gif

__utm.gif

19 ms

ads

ads

276 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

19 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

46 ms

fastbutton

fastbutton

109 ms

postmessageRelay

postmessageRelay

34 ms

api.js

api.js

41 ms

core:rpc:shindig.random:shindig.sha1.js

core:rpc:shindig.random:shindig.sha1.js

63 ms

2536007149-postmessagerelay.js

2536007149-postmessagerelay.js

62 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

28 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

23 ms

abg.js

abg.js

55 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

115 ms

m_js_controller.js

m_js_controller.js

70 ms

11143756423607285033

11143756423607285033

99 ms

index.html

index.html

96 ms

s

s

42 ms

x_button_blue2.png

x_button_blue2.png

41 ms

Enabler.js

Enabler.js

13 ms

addata.js

addata.js

12 ms

MdyApZkAHG2-UELdOwjNjjFZXSz-CGj4o1JtDR7aGgs.js

MdyApZkAHG2-UELdOwjNjjFZXSz-CGj4o1JtDR7aGgs.js

30 ms

Accessibility Review

boom4u.net 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

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

High

Image elements do not have [alt] attributes

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

boom4u.net best practices score

69

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

boom4u.net SEO score

80

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

Image elements do not have [alt] attributes

High

Document doesn't have a valid hreflang

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    KO

  • Language Claimed

    N/A

  • Encoding

    EUC-KR

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Boom4u.net can be misinterpreted by Google and other search engines. Our service has detected that Korean 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 Boom4u.net main page’s claimed encoding is euc-kr. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

boom4u.net

Open Graph data is detected on the main page of Boom 4 U. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: