Tools & Wizards About Us

Report Summary

  • 0

    Performance

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

dvd-lcd.com

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Page Load Speed

4.6 sec in total

First Response

135 ms

Resources Loaded

4.4 sec

Page Rendered

57 ms

About Website

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Visit dvd-lcd.com

Key Findings

We analyzed Dvd-lcd.com page load time and found that the first response time was 135 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

dvd-lcd.com performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0

0/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value0

0/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value0

0/100

10%

Network Requests Diagram

dvd-lcd.com

135 ms

dvd-lcd.com

486 ms

www.dvd-lcd.com

539 ms

static.js

468 ms

batit.aliyun.com

1404 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 33% of them (4 requests) were addressed to the original Dvd-lcd.com, 25% (3 requests) were made to Batit.aliyun.com and 17% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Zz.bdstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 kB (7%)

Content Size

17.9 kB

After Optimization

16.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dvd-lcd.com main page is 17.9 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. Only 5% of websites need less resources to load. Javascripts take 7.9 kB which makes up the majority of the site volume.

HTML Optimization

-49%

Potential reduce by 1.0 kB

  • Original 2.1 kB
  • After minification 2.1 kB
  • After compression 1.1 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 1.0 kB or 49% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 7.5 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.

JavaScript Optimization

-3%

Potential reduce by 246 B

  • Original 7.9 kB
  • After minification 7.9 kB
  • After compression 7.6 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

-11%

Potential reduce by 46 B

  • Original 430 B
  • After minification 430 B
  • After compression 384 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. Dvd-lcd.com needs all CSS files to be minified and compressed as it can save up to 46 B or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (44%)

Requests Now

9

After Optimization

5

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dvd Lcd. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

dvd-lcd.com accessibility score

59

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

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

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

dvd-lcd.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

dvd-lcd.com SEO score

67

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dvd-lcd.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Dvd-lcd.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 description is not detected on the main page of Dvd Lcd. 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: