Tools & Wizards About Us
51aidu.com screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 49

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

51aidu.com

恭喜，站点创建成功！

Page Load Speed

5.1 sec in total

First Response

374 ms

Resources Loaded

4.2 sec

Page Rendered

544 ms

51aidu.com screenshot

About Website

Visit 51aidu.com now to see the best up-to-date 51 Aidu content and also check out these interesting facts you probably never knew about 51aidu.com

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Visit 51aidu.com

Key Findings

We analyzed 51aidu.com page load time and found that the first response time was 374 ms and then it took 4.7 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

51aidu.com performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

34/100

25%

SI (Speed Index)

Value7.0 s

33/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value6.3 s

60/100

10%

Network Requests Diagram

www.51aidu.com

374 ms

xx.js

67 ms

style.css

139 ms

css.css

135 ms

jquery-1.10.2.min.js

231 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 55% of them (35 requests) were addressed to the original 51aidu.com, 25% (16 requests) were made to Xmtx8888.oss-cn-hangzhou.aliyuncs.com and 13% (8 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Libs.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 40.9 kB (2%)

Content Size

1.9 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 51aidu.com main page is 1.9 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. 50% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 26.5 kB

  • Original 33.7 kB
  • After minification 23.1 kB
  • After compression 7.2 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 10.6 kB, which is 31% 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 26.5 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 12.8 kB

  • Original 1.9 MB
  • After minification 1.9 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. 51 Aidu images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 1.4 kB

  • Original 34.6 kB
  • After minification 34.4 kB
  • After compression 33.2 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

-16%

Potential reduce by 190 B

  • Original 1.2 kB
  • After minification 1.2 kB
  • After compression 987 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. 51aidu.com needs all CSS files to be minified and compressed as it can save up to 190 B or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (19%)

Requests Now

63

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 51 Aidu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.51aidu.com

www.51aidu.com

374 ms

xx.js

xx.js

67 ms

style.css

style.css

139 ms

css.css

css.css

135 ms

jquery-1.10.2.min.js

jquery-1.10.2.min.js

231 ms

jquery.SuperSlide.2.1.1.js

jquery.SuperSlide.2.1.1.js

135 ms

slider.js

slider.js

137 ms

tj.js

tj.js

133 ms

hm.js

hm.js

1456 ms

xx.js

xx.js

128 ms

www.keminouolay.com

www.keminouolay.com

485 ms

hm.js

hm.js

1431 ms

push.js

push.js

502 ms

5f5c87be82d02.png

5f5c87be82d02.png

149 ms

top-xian.jpg

top-xian.jpg

149 ms

tel.png

tel.png

148 ms

nav-a.png

nav-a.png

149 ms

alpha.png

alpha.png

148 ms

5f8176b1ee363.jpg

5f8176b1ee363.jpg

341 ms

5f5f2e0e31b42.jpg

5f5f2e0e31b42.jpg

467 ms

ad_ctr.png

ad_ctr.png

151 ms

comimg1.jpg

comimg1.jpg

152 ms

comimg2.jpg

comimg2.jpg

268 ms

probg.jpg

probg.jpg

271 ms

iconpro1.png

iconpro1.png

209 ms

5f83b772bc42e.jpg

5f83b772bc42e.jpg

276 ms

5f83b76113c79.jpg

5f83b76113c79.jpg

406 ms

5f83b6fcdaaca.jpg

5f83b6fcdaaca.jpg

466 ms

5f83b6eb9f5ab.jpg

5f83b6eb9f5ab.jpg

406 ms

5f83b649eb2f2.jpg

5f83b649eb2f2.jpg

409 ms

5f83b634c9a5d.jpg

5f83b634c9a5d.jpg

405 ms

adv1.jpg

adv1.jpg

554 ms

news1.jpg

news1.jpg

475 ms

newimg.jpg

newimg.jpg

480 ms

down.jpg

down.jpg

477 ms

top.jpg

top.jpg

532 ms

wen.jpg

wen.jpg

530 ms

da.jpg

da.jpg

552 ms

foot_bg.jpg

foot_bg.jpg

551 ms

5f6166f0efc9c.png

5f6166f0efc9c.png

550 ms

jquery.min.js

jquery.min.js

1540 ms

style.css

style.css

798 ms

jquery.min.js

jquery.min.js

509 ms

hm.gif

hm.gif

314 ms

hm.gif

hm.gif

332 ms

hm.js

hm.js

552 ms

hm.js

hm.js

539 ms

qita-baozi.png

qita-baozi.png

199 ms

qita-xiaoyou.png

qita-xiaoyou.png

400 ms

ysh.jpg

ysh.jpg

625 ms

d2.jpg

d2.jpg

820 ms

qita-kitty.png

qita-kitty.png

825 ms

20191115213039.png

20191115213039.png

835 ms

logo.png

logo.png

818 ms

qita-kuaihu.png

qita-kuaihu.png

823 ms

logo1.png

logo1.png

864 ms

5.png

5.png

1011 ms

4.png

4.png

994 ms

qita-dongpiandi.png

qita-dongpiandi.png

1009 ms

qita-huanggua.png

qita-huanggua.png

1004 ms

qita-qiezi.png

qita-qiezi.png

1010 ms

qita-mimi.png

qita-mimi.png

1063 ms

hm.gif

hm.gif

321 ms

hm.gif

hm.gif

337 ms

Accessibility Review

51aidu.com accessibility score

49

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

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

51aidu.com best practices score

58

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

51aidu.com SEO score

50

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

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 51aidu.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that 51aidu.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

51aidu.com

Open Graph description is not detected on the main page of 51 Aidu. 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: