Tools & Wizards About Us
lers.cn screenshot

Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 36

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

lers.cn

【沃尔特】沃尔特网上超市,沃尔特超市,沃尔特网上超市,沃尔玛网上商城

Page Load Speed

74.7 sec in total

First Response

17.1 sec

Resources Loaded

56.2 sec

Page Rendered

1.4 sec

lers.cn screenshot

About Website

Welcome to lers.cn homepage info - get ready to check Lers best content for China right away, or after learning these important things about lers.cn

沃尔特在线购物网上商城提供深圳,北京,上海,蛇口,广州,郑州,南宁,杭州,苏州,大连,重庆,松江,宜昌,桂林,中山,石家庄,徐州,长春等地方特产,沃尔玛网上商城首页,快递速度一流,网上购物新体验。

Visit lers.cn

Key Findings

We analyzed Lers.cn page load time and found that the first response time was 17.1 sec and then it took 57.6 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 48 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

lers.cn performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value10.9 s

0/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.049

99/100

15%

TTI (Time to Interactive)

Value6.0 s

64/100

10%

Network Requests Diagram

lers.cn

17099 ms

style.css

20238 ms

tools.js

20237 ms

mbtuan.taobao.com.css

20252 ms

c.js

570 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 70% of them (55 requests) were addressed to the original Lers.cn, 5% (4 requests) were made to Dspcm.brand.sogou.com and 4% (3 requests) were made to Images.sohu.com. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain Lers.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 338.7 kB (27%)

Content Size

1.3 MB

After Optimization

937.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lers.cn main page is 1.3 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. Only 10% of websites need less resources to load. Images take 891.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 128.4 kB

  • Original 149.5 kB
  • After minification 149.3 kB
  • After compression 21.1 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 128.4 kB or 86% of the original size.

Image Optimization

-5%

Potential reduce by 48.4 kB

  • Original 891.1 kB
  • After minification 842.7 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. Lers images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 93.0 kB

  • Original 148.3 kB
  • After minification 148.3 kB
  • After compression 55.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 93.0 kB or 63% of the original size.

CSS Optimization

-79%

Potential reduce by 68.9 kB

  • Original 87.1 kB
  • After minification 81.3 kB
  • After compression 18.2 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. Lers.cn needs all CSS files to be minified and compressed as it can save up to 68.9 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (15%)

Requests Now

26

After Optimization

22

  • AJAX
  • Images
  • JavaScript

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lers. 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

lers.cn

lers.cn

17099 ms

style.css

style.css

20238 ms

tools.js

tools.js

20237 ms

mbtuan.taobao.com.css

mbtuan.taobao.com.css

20252 ms

c.js

c.js

570 ms

core.php

core.php

1772 ms

db909.jpg

db909.jpg

19997 ms

7cadc7f99e602bab.png

7cadc7f99e602bab.png

14925 ms

0813.jpg

0813.jpg

1063 ms

pic.gif

pic.gif

1497 ms

pa

pa

19964 ms

maxloginbg2.gif

maxloginbg2.gif

10018 ms

ad1.jpg

ad1.jpg

19963 ms

ad2.jpg

ad2.jpg

19963 ms

ad3.jpg

ad3.jpg

19962 ms

ad4.jpg

ad4.jpg

19962 ms

ad5.jpg

ad5.jpg

16316 ms

ad6.jpg

ad6.jpg

19960 ms

ad7.jpg

ad7.jpg

19960 ms

ad8.jpg

ad8.jpg

19961 ms

ad9.jpg

ad9.jpg

19960 ms

ad10.jpg

ad10.jpg

19960 ms

index.php

index.php

19960 ms

ad19.jpg

ad19.jpg

19955 ms

ad20.jpg

ad20.jpg

16333 ms

ad21.jpg

ad21.jpg

19955 ms

bec020d5cd38496f.gif

bec020d5cd38496f.gif

18119 ms

a1.jpg

a1.jpg

19955 ms

a2.jpg

a2.jpg

19954 ms

a3.jpg

a3.jpg

19954 ms

a4.jpg

a4.jpg

19954 ms

a5.jpg

a5.jpg

19954 ms

b1.jpg

b1.jpg

19953 ms

b2.jpg

b2.jpg

19954 ms

b3.jpg

b3.jpg

19953 ms

b4.jpg

b4.jpg

19953 ms

b5.jpg

b5.jpg

19950 ms

c1.jpg

c1.jpg

19949 ms

c2.jpg

c2.jpg

19948 ms

c3.jpg

c3.jpg

19949 ms

c4.jpg

c4.jpg

19948 ms

c5.jpg

c5.jpg

19948 ms

d1.jpg

d1.jpg

19947 ms

d2.jpg

d2.jpg

19948 ms

d3.jpg

d3.jpg

19947 ms

d4.jpg

d4.jpg

19946 ms

d5.jpg

d5.jpg

19948 ms

e1.jpg

e1.jpg

19947 ms

e2.jpg

e2.jpg

19948 ms

e3.jpg

e3.jpg

19947 ms

e4.jpg

e4.jpg

19946 ms

e5.jpg

e5.jpg

19947 ms

f1.jpg

f1.jpg

19946 ms

f2.jpg

f2.jpg

19947 ms

f3.jpg

f3.jpg

19946 ms

f4.jpg

f4.jpg

19946 ms

f5.jpg

f5.jpg

19947 ms

maxbodybg.gif

maxbodybg.gif

19866 ms

ask

ask

841 ms

ct

ct

1632 ms

lm.jpg

lm.jpg

751 ms

stat.php

stat.php

4385 ms

qi

qi

867 ms

5f4e4720-e760-47ce-9d1f-ed3ffe778489.jpg

5f4e4720-e760-47ce-9d1f-ed3ffe778489.jpg

4306 ms

sogou_icon_wz_1.png

sogou_icon_wz_1.png

924 ms

fc.js

fc.js

554 ms

t.gif

t.gif

793 ms

t.gif

t.gif

887 ms

co.js

co.js

261 ms

qqcm

qqcm

436 ms

pixel

pixel

885 ms

pixel

pixel

956 ms

stat.htm

stat.htm

303 ms

9.gif

9.gif

3815 ms

9.gif

9.gif

4074 ms

app.gif

app.gif

1181 ms

app.gif

app.gif

4086 ms

010.jpg

010.jpg

11038 ms

button_old_11.gif

button_old_11.gif

5747 ms

Accessibility Review

lers.cn accessibility score

36

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

High

Links do not have a discernible name

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

lers.cn best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

lers.cn SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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

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 Lers.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 Lers.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

lers.cn

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