Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

lk21semi.com

Nonton Film Semi Terbaru - Lk21Semi

Page Load Speed

5.1 sec in total

First Response

694 ms

Resources Loaded

3.6 sec

Page Rendered

778 ms

lk21semi.com screenshot

About Website

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Key Findings

We analyzed Lk21semi.com page load time and found that the first response time was 694 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

lk21semi.com performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

75/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

93/100

25%

SI (Speed Index)

Value3.3 s

91/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.087

93/100

15%

TTI (Time to Interactive)

Value4.9 s

77/100

10%

Network Requests Diagram

lk21semi.com

694 ms

jquery.min.js

420 ms

jquery-migrate.min.js

327 ms

1706615333-css42d811bdfcad8c8f83f8b11fb07b96619a73e35831a351140365177e8bc37.css

544 ms

1706615333-cssa82c8367820dd07915d2b19e1515f3f244b4fc3a73b4cc2739808fa1411b4.css

19 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 85% of them (46 requests) were addressed to the original Lk21semi.com, 4% (2 requests) were made to T.dtscout.com and 2% (1 request) were made to S10.histats.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Lk21semi.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 74.9 kB (4%)

Content Size

1.7 MB

After Optimization

1.6 MB

In fact, the total size of Lk21semi.com main page is 1.7 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. 35% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 73.2 kB

  • Original 87.2 kB
  • After minification 87.0 kB
  • After compression 14.0 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 73.2 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 1.5 MB
  • After minification 1.5 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. Lk21 Semi images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 1.4 kB

  • Original 84.7 kB
  • After minification 84.5 kB
  • After compression 83.3 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

-1%

Potential reduce by 281 B

  • Original 32.7 kB
  • After minification 32.7 kB
  • After compression 32.4 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. Lk21semi.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (25%)

Requests Now

52

After Optimization

39

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lk21 Semi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

lk21semi.com accessibility score

63

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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

lk21semi.com 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

lk21semi.com SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lk21semi.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Lk21semi.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

Open Graph data is detected on the main page of Lk21 Semi. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: