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About Website

Welcome to litek.vn homepage info - get ready to check Litek best content right away, or after learning these important things about litek.vn

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name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value12.1 s

0/100

25%

SI (Speed Index)

Value15.3 s

1/100

10%

TBT (Total Blocking Time)

Value2,690 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.406

24/100

15%

TTI (Time to Interactive)

Value26.7 s

0/100

10%

litek.vn

1009 ms

thietbigiamsat24h.vn

2390 ms

style.min.css

702 ms

styles.css

1060 ms

kk-star-ratings.min.css

1067 ms

Our browser made a total of 116 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Litek.vn, 80% (93 requests) were made to Thietbigiamsat24h.vn and 7% (8 requests) were made to Embed.tawk.to. The less responsive or slowest element that took the longest time to load (9.7 sec) relates to the external source Thietbigiamsat24h.vn.

Content Size

3.5 MB

After Optimization

3.2 MB

In fact, the total size of Litek.vn main page is 3.5 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. 70% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 124.8 kB

Original 147.3 kB
After minification 134.9 kB
After compression 22.5 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. 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 124.8 kB or 85% of the original size.

Image Optimization

-3%

Potential reduce by 91.2 kB

Original 2.7 MB
After minification 2.6 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. Litek images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 27.9 kB

Original 547.6 kB
After minification 547.0 kB
After compression 519.6 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

-3%

Potential reduce by 2.4 kB

Original 72.0 kB
After minification 72.0 kB
After compression 69.6 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. Litek.vn has all CSS files already compressed.

Requests Now

109

After Optimization

The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Litek. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

VI
Language Claimed

VI
Encoding

UTF-8

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

litek.vn

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

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Performance

Accessibility

Best Practices

SEO

Dương Anh Digital | Thiết bị giám sát 24h - Camera ngụy trang siêu nhỏ

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)