Tools & Wizards About Us

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

dbaplus.cn

dbaplus社群：围绕Data、Blockchain、AiOps的企业级专业社群。技术大咖、原创干货，每天精品原创文章推送，每周线上技术分享，每月线下技术沙龙。

Page Load Speed

13.1 sec in total

First Response

668 ms

Resources Loaded

11.8 sec

Page Rendered

645 ms

About Website

Click here to check amazing Dbaplus content for China. Otherwise, check out these important facts you probably never knew about dbaplus.cn

dbaplus社群：围绕Data、Blockchain、AiOps的企业级专业社群。技术大咖、原创干货，每天精品原创文章推送，每周线上技术分享，每月线下技术沙龙。

Visit dbaplus.cn

Key Findings

We analyzed Dbaplus.cn page load time and found that the first response time was 668 ms and then it took 12.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

dbaplus.cn performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value17.2 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.247

50/100

15%

TTI (Time to Interactive)

Value5.6 s

69/100

10%

Network Requests Diagram

dbaplus.cn

668 ms

dbaplus.cn

1251 ms

jquery.min.js

1220 ms

bootstrap.min.css

1218 ms

bootstrap.min.js

1218 ms

Our browser made a total of 183 requests to load all elements on the main page. We found that 96% of them (175 requests) were addressed to the original Dbaplus.cn, 2% (3 requests) were made to Cdn.staticfile.org and 2% (3 requests) were made to Cdn.staticfile.net. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Dbaplus.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (12%)

Content Size

14.3 MB

After Optimization

12.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dbaplus.cn main page is 14.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 14.0 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 230.6 kB

  • Original 259.6 kB
  • After minification 166.4 kB
  • After compression 29.0 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 93.2 kB, which is 36% 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 230.6 kB or 89% of the original size.

Image Optimization

-10%

Potential reduce by 1.4 MB

  • Original 14.0 MB
  • After minification 12.6 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. Dbaplus images are well optimized though.

JavaScript Optimization

-23%

Potential reduce by 144 B

  • Original 619 B
  • After minification 619 B
  • After compression 475 B

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 144 B or 23% of the original size.

CSS Optimization

-26%

Potential reduce by 11.0 kB

  • Original 42.6 kB
  • After minification 42.6 kB
  • After compression 31.5 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. Dbaplus.cn needs all CSS files to be minified and compressed as it can save up to 11.0 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (2%)

Requests Now

177

After Optimization

174

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 177 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dbaplus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

dbaplus.cn accessibility score

70

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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.

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

dbaplus.cn best practices score

75

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

Page has valid source maps

SEO Factors

dbaplus.cn SEO score

82

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

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dbaplus.cn 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 Dbaplus.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

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