Report Summary

  • 86

    Performance

    Renders faster than
    89% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

ilevis.cn

李维斯(Levi's)牛仔裤爱好者论坛 - Powered by Discuz!

Page Load Speed

28.5 sec in total

First Response

1.3 sec

Resources Loaded

26.8 sec

Page Rendered

357 ms

ilevis.cn screenshot

About Website

Click here to check amazing I Levi S content for China. Otherwise, check out these important facts you probably never knew about ilevis.cn

李维斯(Levis)牛仔裤爱好者论坛 给喜欢levis的人们一个讨论学习的地方.

Visit ilevis.cn

Key Findings

We analyzed Ilevis.cn page load time and found that the first response time was 1.3 sec and then it took 27.1 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. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

ilevis.cn performance score

86

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

88/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

66/100

25%

SI (Speed Index)

Value4.9 s

64/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.047

99/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

ilevis.cn

1328 ms

www.ilevis.cn

2068 ms

style_8_common.css

1574 ms

common.js

2882 ms

portal.js

1480 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 57% of them (44 requests) were addressed to the original Ilevis.cn, 10% (8 requests) were made to Bbs.ilevis.cn and 6% (5 requests) were made to A.alimama.cn. The less responsive or slowest element that took the longest time to load (19.8 sec) relates to the external source Img2081.poco.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 276.8 kB (42%)

Content Size

658.2 kB

After Optimization

381.3 kB

In fact, the total size of Ilevis.cn main page is 658.2 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. 25% of websites need less resources to load. Images take 358.1 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 31.9 kB

  • Original 39.5 kB
  • After minification 38.7 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. 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 31.9 kB or 81% of the original size.

Image Optimization

-15%

Potential reduce by 52.6 kB

  • Original 358.1 kB
  • After minification 305.5 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. Obviously, I Levi S needs image optimization as it can save up to 52.6 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-72%

Potential reduce by 124.6 kB

  • Original 173.8 kB
  • After minification 151.0 kB
  • After compression 49.1 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 124.6 kB or 72% of the original size.

CSS Optimization

-78%

Potential reduce by 67.6 kB

  • Original 86.8 kB
  • After minification 83.2 kB
  • After compression 19.2 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. Ilevis.cn needs all CSS files to be minified and compressed as it can save up to 67.6 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (26%)

Requests Now

72

After Optimization

53

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of I Levi S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

ilevis.cn accessibility score

66

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

Buttons do not have an accessible name

High

Form elements do not have associated labels

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

ilevis.cn best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

ilevis.cn SEO score

69

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ilevis.cn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Ilevis.cn main page’s claimed encoding is gbk. 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

Open Graph description is not detected on the main page of I Levi S. 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: