Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 55

    SEO

    Google-friendlier than
    20% of websites

Page Load Speed

29.6 sec in total

First Response

4 sec

Resources Loaded

24.5 sec

Page Rendered

1.1 sec

oneddc.com screenshot

About Website

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Visit oneddc.com

Key Findings

We analyzed Oneddc.com page load time and found that the first response time was 4 sec and then it took 25.6 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.

Performance Metrics

oneddc.com performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value1.7 s

99/100

25%

SI (Speed Index)

Value3.4 s

90/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

index.html

4010 ms

common.css

3426 ms

common.js

900 ms

menu.js

1501 ms

ajax.js

1585 ms

Our browser made a total of 126 requests to load all elements on the main page. We found that 64% of them (81 requests) were addressed to the original Oneddc.com, 8% (10 requests) were made to Pos.baidu.com and 6% (7 requests) were made to Cpro.baidustatic.com. The less responsive or slowest element that took the longest time to load (10.3 sec) relates to the external source Cpro.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 488.9 kB (55%)

Content Size

887.0 kB

After Optimization

398.1 kB

In fact, the total size of Oneddc.com main page is 887.0 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. 30% of websites need less resources to load. Javascripts take 341.3 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 158.6 kB

  • Original 187.7 kB
  • After minification 172.4 kB
  • After compression 29.1 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 158.6 kB or 85% of the original size.

Image Optimization

-5%

Potential reduce by 14.6 kB

  • Original 269.3 kB
  • After minification 254.7 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. Oneddc images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 242.4 kB

  • Original 341.3 kB
  • After minification 334.9 kB
  • After compression 98.9 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 242.4 kB or 71% of the original size.

CSS Optimization

-83%

Potential reduce by 73.4 kB

  • Original 88.8 kB
  • After minification 76.2 kB
  • After compression 15.4 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. Oneddc.com needs all CSS files to be minified and compressed as it can save up to 73.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (34%)

Requests Now

122

After Optimization

81

The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oneddc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

oneddc.com accessibility score

68

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

Document doesn't have a <title> element

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

Best Practices

oneddc.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

oneddc.com SEO score

55

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Document doesn't have a <title> element

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oneddc.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Oneddc.com 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 Oneddc. 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: