Tools & Wizards About Us

Report Summary

  • 36

    Performance

    Renders faster than
    56% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

wenzhang.haodf.com

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Page Load Speed

11.6 sec in total

First Response

703 ms

Resources Loaded

10.6 sec

Page Rendered

274 ms

About Website

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Key Findings

We analyzed Wenzhang.haodf.com page load time and found that the first response time was 703 ms and then it took 10.9 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

wenzhang.haodf.com performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value17.3 s

0/100

10%

TBT (Total Blocking Time)

Value460 ms

62/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.4 s

9/100

10%

Network Requests Diagram

wenzhang.haodf.com

703 ms

www.haodf.com

856 ms

seagullbegin.js

701 ms

base.css

175 ms

present.css

901 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Wenzhang.haodf.com, 40% (52 requests) were made to I2.hdfimg.com and 21% (28 requests) were made to I1.hdfimg.com. The less responsive or slowest element that took the longest time to load (6.1 sec) relates to the external source I2.hdfimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 298.8 kB (37%)

Content Size

817.7 kB

After Optimization

518.9 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Wenzhang.haodf.com main page is 817.7 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. 45% of websites need less resources to load. Images take 532.6 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 202.4 kB

  • Original 237.0 kB
  • After minification 182.5 kB
  • After compression 34.6 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 54.5 kB, which is 23% 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 202.4 kB or 85% of the original size.

Image Optimization

-16%

Potential reduce by 84.3 kB

  • Original 532.6 kB
  • After minification 448.3 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. Obviously, Wenzhang Haodf needs image optimization as it can save up to 84.3 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-25%

Potential reduce by 12.2 kB

  • Original 48.2 kB
  • After minification 48.1 kB
  • After compression 36.0 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. Wenzhang.haodf.com needs all CSS files to be minified and compressed as it can save up to 12.2 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 68 (53%)

Requests Now

129

After Optimization

61

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 129 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wenzhang Haodf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

wenzhang.haodf.com accessibility score

56

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.

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

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

wenzhang.haodf.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Requests the geolocation permission on page load

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

wenzhang.haodf.com SEO score

79

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Wenzhang.haodf.com 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 Wenzhang.haodf.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

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