Tools & Wizards About Us

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

zhaojiaoan.com

【找教案 个人博客】

Page Load Speed

5.8 sec in total

First Response

1.8 sec

Resources Loaded

3.6 sec

Page Rendered

458 ms

About Website

Welcome to zhaojiaoan.com homepage info - get ready to check Zhaojiaoan best content for China right away, or after learning these important things about zhaojiaoan.com

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Visit zhaojiaoan.com

Key Findings

We analyzed Zhaojiaoan.com page load time and found that the first response time was 1.8 sec and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

zhaojiaoan.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

51/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

63/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value1,740 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value9.8 s

28/100

10%

Network Requests Diagram

zhaojiaoan.com

1780 ms

header.css

667 ms

share_style0_32.css

711 ms

style_0421.css

1443 ms

adsbygoogle.js

96 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 27% of them (9 requests) were addressed to the original Zhaojiaoan.com, 27% (9 requests) were made to Googleads.g.doubleclick.net and 18% (6 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Zhaojiaoan.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 119.5 kB (20%)

Content Size

593.1 kB

After Optimization

473.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zhaojiaoan.com main page is 593.1 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. Javascripts take 442.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 61.4 kB

  • Original 74.7 kB
  • After minification 73.3 kB
  • After compression 13.3 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 61.4 kB or 82% of the original size.

Image Optimization

-71%

Potential reduce by 20.3 kB

  • Original 28.6 kB
  • After minification 8.3 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, Zhaojiaoan needs image optimization as it can save up to 20.3 kB or 71% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 564 B

  • Original 442.9 kB
  • After minification 442.9 kB
  • After compression 442.4 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

-80%

Potential reduce by 37.2 kB

  • Original 46.8 kB
  • After minification 40.4 kB
  • After compression 9.6 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. Zhaojiaoan.com needs all CSS files to be minified and compressed as it can save up to 37.2 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (47%)

Requests Now

30

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zhaojiaoan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zhaojiaoan.com accessibility score

77

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.

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

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

zhaojiaoan.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

General

Impact

Issue

High

Page has valid source maps

SEO Factors

zhaojiaoan.com SEO score

67

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

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 Zhaojiaoan.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 Zhaojiaoan.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 Zhaojiaoan. 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: