Tools & Wizards About Us

Report Summary

  • 56

    Performance

    Renders faster than
    73% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 43% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 87

    SEO

    Google-friendlier than
    66% of websites

zhangxinxu.com

张鑫旭的个人主页 » 张鑫旭-鑫空间-鑫生活

Page Load Speed

5.9 sec in total

First Response

688 ms

Resources Loaded

5.1 sec

Page Rendered

193 ms

About Website

Visit zhangxinxu.com now to see the best up-to-date Zhangxinxu content for China and also check out these interesting facts you probably never knew about zhangxinxu.com

张鑫旭的个人博客首页，张鑫旭的技术作品，张鑫旭的生活成长

Visit zhangxinxu.com

Key Findings

We analyzed Zhangxinxu.com page load time and found that the first response time was 688 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

zhangxinxu.com performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

44/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value450 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.157

74/100

15%

TTI (Time to Interactive)

Value5.9 s

66/100

10%

Network Requests Diagram

zhangxinxu.com

688 ms

www.zhangxinxu.com

1237 ms

style.css

231 ms

home.css

462 ms

makemoney.js

188 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 26% of them (5 requests) were addressed to the original Zhangxinxu.com, 21% (4 requests) were made to Image.zhangxinxu.com and 11% (2 requests) were made to Ghbtns.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Image.zhangxinxu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 66.3 kB (27%)

Content Size

248.4 kB

After Optimization

182.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zhangxinxu.com main page is 248.4 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. 20% of websites need less resources to load. Images take 99.6 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 32.9 kB

  • Original 44.8 kB
  • After minification 34.3 kB
  • After compression 11.9 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 10.5 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 32.9 kB or 73% of the original size.

Image Optimization

-2%

Potential reduce by 2.3 kB

  • Original 99.6 kB
  • After minification 97.2 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. Zhangxinxu images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 395 B

  • Original 57.1 kB
  • After minification 57.1 kB
  • After compression 56.7 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

-65%

Potential reduce by 30.6 kB

  • Original 46.9 kB
  • After minification 44.1 kB
  • After compression 16.2 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. Zhangxinxu.com needs all CSS files to be minified and compressed as it can save up to 30.6 kB or 65% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (29%)

Requests Now

17

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zhangxinxu. 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 as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zhangxinxu.com accessibility score

76

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

<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

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

zhangxinxu.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

zhangxinxu.com SEO score

87

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

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 Zhangxinxu.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 Zhangxinxu.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

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