Tools & Wizards About Us
53bk.com screenshot

Report Summary

  • 82

    Performance

    Renders faster than
    87% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

53bk.com

阅速数字报刊系统(53BK)-数字报软件和电子报刊制作软件-用户体验更佳的数字报系统

Page Load Speed

37.6 sec in total

First Response

315 ms

Resources Loaded

37.1 sec

Page Rendered

172 ms

53bk.com screenshot

About Website

Welcome to 53bk.com homepage info - get ready to check 53BK best content right away, or after learning these important things about 53bk.com

广州阅速软件科技有限公司数字报刊系统(53BK)-报纸电子报软件和电子期刊制作软件-用户体验更佳的数字报系统

Visit 53bk.com

Key Findings

We analyzed 53bk.com page load time and found that the first response time was 315 ms and then it took 37.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

53bk.com performance score

82

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

66/100

25%

SI (Speed Index)

Value5.8 s

50/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.2 s

94/100

10%

Network Requests Diagram

53bk.com

315 ms

www.53bk.com

2819 ms

reset.css

2042 ms

all.css

1594 ms

home.css

4389 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 97% of them (58 requests) were addressed to the original 53bk.com, 3% (2 requests) were made to Pub.idqqimg.com. The less responsive or slowest element that took the longest time to load (14.9 sec) belongs to the original domain 53bk.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 116.6 kB (50%)

Content Size

232.7 kB

After Optimization

116.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 53bk.com main page is 232.7 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 10% of websites need less resources to load. Javascripts take 111.7 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 14.5 kB

  • Original 20.9 kB
  • After minification 20.0 kB
  • After compression 6.4 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 14.5 kB or 69% of the original size.

Image Optimization

-7%

Potential reduce by 4.9 kB

  • Original 71.7 kB
  • After minification 66.8 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. 53BK images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 74.4 kB

  • Original 111.7 kB
  • After minification 106.6 kB
  • After compression 37.3 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 74.4 kB or 67% of the original size.

CSS Optimization

-80%

Potential reduce by 22.8 kB

  • Original 28.4 kB
  • After minification 26.4 kB
  • After compression 5.6 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. 53bk.com needs all CSS files to be minified and compressed as it can save up to 22.8 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (45%)

Requests Now

58

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 53BK. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

53bk.com

53bk.com

315 ms

www.53bk.com

www.53bk.com

2819 ms

reset.css

reset.css

2042 ms

all.css

all.css

1594 ms

home.css

home.css

4389 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

14941 ms

common.js

common.js

1995 ms

swf.js

swf.js

1993 ms

liuyan.js

liuyan.js

3496 ms

dongmenu.js

dongmenu.js

2014 ms

footcontent.js

footcontent.js

853 ms

bg_left.jpg

bg_left.jpg

415 ms

bodytopbg.jpg

bodytopbg.jpg

827 ms

logo.jpg

logo.jpg

1273 ms

demo.png

demo.png

828 ms

topmenusplit.jpg

topmenusplit.jpg

414 ms

toparrow.png

toparrow.png

447 ms

searchbg.jpg

searchbg.jpg

817 ms

bg.png

bg.png

827 ms

split.png

split.png

890 ms

n1.png

n1.png

1237 ms

n2.png

n2.png

2388 ms

n3.png

n3.png

2425 ms

n5.png

n5.png

3519 ms

n6.png

n6.png

1335 ms

n4.png

n4.png

1649 ms

n7.png

n7.png

3957 ms

h3bg.gif

h3bg.gif

1751 ms

h3bg2.gif

h3bg2.gif

2032 ms

shuzibaobgline.gif

shuzibaobgline.gif

2195 ms

shuzibaobg.gif

shuzibaobg.gif

4301 ms

h24down.png

h24down.png

2639 ms

arrownews.png

arrownews.png

2764 ms

h28.png

h28.png

2814 ms

loading.gif

loading.gif

4221 ms

h27bg.png

h27bg.png

3169 ms

h27bg2.png

h27bg2.png

3217 ms

link1bg.png

link1bg.png

3576 ms

linksplit.png

linksplit.png

3627 ms

h28_2.png

h28_2.png

3880 ms

h28_22.png

h28_22.png

3968 ms

link2bg.png

link2bg.png

4019 ms

liuyanbg.jpg

liuyanbg.jpg

6622 ms

footbg.jpg

footbg.jpg

4360 ms

liuyan_index

liuyan_index

4367 ms

sales_index

sales_index

4415 ms

linkurl

linkurl

4649 ms

8

8

4337 ms

9

9

4424 ms

10

10

4394 ms

7

7

4079 ms

mobile.png

mobile.png

672 ms

gp.gif

gp.gif

675 ms

contacth4.png

contacth4.png

805 ms

contacthomebg.png

contacthomebg.png

800 ms

liuyanline.png

liuyanline.png

2649 ms

orange_point.gif

orange_point.gif

838 ms

m.css

m.css

414 ms

button_51.gif

button_51.gif

518 ms

button_51.gif

button_51.gif

538 ms

Accessibility Review

53bk.com accessibility score

71

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

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

53bk.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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

53bk.com SEO score

86

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

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

    ZH

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 53bk.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 53bk.com main page’s claimed encoding is gb2312. 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

53bk.com

Open Graph description is not detected on the main page of 53BK. 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: