Tools & Wizards About Us
ajd.cn screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 63

    SEO

    Google-friendlier than
    24% of websites

ajd.cn

山西爱洁达贸易有限公司

Page Load Speed

35.5 sec in total

First Response

5 sec

Resources Loaded

30.2 sec

Page Rendered

285 ms

ajd.cn screenshot

About Website

Visit ajd.cn now to see the best up-to-date Ajd content and also check out these interesting facts you probably never knew about ajd.cn

山西爱洁达贸易有限公司

Visit ajd.cn

Key Findings

We analyzed Ajd.cn page load time and found that the first response time was 5 sec and then it took 30.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

ajd.cn performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value11.8 s

4/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0.483

17/100

15%

TTI (Time to Interactive)

Value10.0 s

26/100

10%

Network Requests Diagram

ajd.cn

5017 ms

thisweb.css

1647 ms

jquery-1.3.2.js

8221 ms

change.js

2678 ms

3ae49f6786291dc39ff5a9ef92c2c71c.jpg

1022 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that all of those requests were addressed to Ajd.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (19.5 sec) belongs to the original domain Ajd.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (60%)

Content Size

1.8 MB

After Optimization

728.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ajd.cn main page is 1.8 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. 40% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 45.5 kB

  • Original 53.0 kB
  • After minification 46.8 kB
  • After compression 7.5 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. This page needs HTML code to be minified as it can gain 6.2 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 45.5 kB or 86% of the original size.

Image Optimization

-57%

Potential reduce by 933.8 kB

  • Original 1.6 MB
  • After minification 698.0 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. Obviously, Ajd needs image optimization as it can save up to 933.8 kB or 57% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-82%

Potential reduce by 99.7 kB

  • Original 121.2 kB
  • After minification 74.7 kB
  • After compression 21.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 99.7 kB or 82% of the original size.

CSS Optimization

-76%

Potential reduce by 3.9 kB

  • Original 5.1 kB
  • After minification 4.7 kB
  • After compression 1.2 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. Ajd.cn needs all CSS files to be minified and compressed as it can save up to 3.9 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (6%)

Requests Now

77

After Optimization

72

  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ajd. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

ajd.cn

ajd.cn

5017 ms

thisweb.css

thisweb.css

1647 ms

jquery-1.3.2.js

jquery-1.3.2.js

8221 ms

change.js

change.js

2678 ms

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13890 ms

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1736 ms

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673 ms

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9720 ms

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11394 ms

Accessibility Review

ajd.cn accessibility score

55

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.

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

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

Image elements do not have [alt] attributes

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

ajd.cn best practices score

67

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

High

Browser errors were logged to the console

SEO Factors

ajd.cn SEO score

63

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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

ajd.cn

Open Graph description is not detected on the main page of Ajd. 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: