Tools & Wizards About Us
52jiaoshi.com screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

52jiaoshi.com

我爱教师网_教师资格证教师招聘一起过

Page Load Speed

8 sec in total

First Response

657 ms

Resources Loaded

7 sec

Page Rendered

329 ms

52jiaoshi.com screenshot

About Website

Welcome to 52jiaoshi.com homepage info - get ready to check 52 Jiaoshi best content for China right away, or after learning these important things about 52jiaoshi.com

我爱教师网是专注于教师领域,提供教师资格证考试,教师招聘考试培训,在线直播课程,以及教师人才招聘等服务,隶属于北京博恩行知教育科技有限公司旗下网站,我们全力为用户打造超强的互联网教育产品和服务,提供极致的学习体验及效果,实现“我们只为教师”的教育梦想。

Visit 52jiaoshi.com

Key Findings

We analyzed 52jiaoshi.com page load time and found that the first response time was 657 ms and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

52jiaoshi.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

Network Requests Diagram

52jiaoshi.com

657 ms

www.52jiaoshi.com

1637 ms

jquery.js

2404 ms

loadScript.js

441 ms

is.js

441 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 37% of them (26 requests) were addressed to the original 52jiaoshi.com, 49% (35 requests) were made to Imgs.52jiaoshi.com and 7% (5 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (2.7 sec) relates to the external source Imgs.52jiaoshi.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 279.0 kB (13%)

Content Size

2.1 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • CSS

In fact, the total size of 52jiaoshi.com main page is 2.1 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. 30% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 91.9 kB

  • Original 107.1 kB
  • After minification 68.2 kB
  • After compression 15.2 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 38.9 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 91.9 kB or 86% of the original size.

Image Optimization

-8%

Potential reduce by 148.4 kB

  • Original 1.9 MB
  • After minification 1.8 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. 52 Jiaoshi images are well optimized though.

CSS Optimization

-79%

Potential reduce by 38.6 kB

  • Original 48.7 kB
  • After minification 42.3 kB
  • After compression 10.0 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. 52jiaoshi.com needs all CSS files to be minified and compressed as it can save up to 38.6 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (29%)

Requests Now

68

After Optimization

48

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 52 Jiaoshi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

52jiaoshi.com

52jiaoshi.com

657 ms

www.52jiaoshi.com

www.52jiaoshi.com

1637 ms

jquery.js

jquery.js

2404 ms

loadScript.js

loadScript.js

441 ms

is.js

is.js

441 ms

pc_header_js_index.js

pc_header_js_index.js

442 ms

index.js

index.js

444 ms

guide_index.js

guide_index.js

660 ms

swiper-3.4.1.min.js

swiper-3.4.1.min.js

1537 ms

entrance.js

entrance.js

971 ms

header.css

header.css

663 ms

checkLogin.css

checkLogin.css

665 ms

PC_home.css

PC_home.css

880 ms

is.css

is.css

884 ms

swiper-3.4.1.min.css

swiper-3.4.1.min.css

1106 ms

classlist_new.css

classlist_new.css

1080 ms

PC_index_new.css

PC_index_new.css

1101 ms

hm.js

hm.js

448 ms

hm.js

hm.js

1164 ms

logo_top.svg

logo_top.svg

747 ms

loading.gif

loading.gif

219 ms

after_close.png

after_close.png

221 ms

app_banner_1200x120.jpg

app_banner_1200x120.jpg

886 ms

footer_logo.png

footer_logo.png

224 ms

wb.png

wb.png

222 ms

qq.png

qq.png

221 ms

zgz_w_0.png

zgz_w_0.png

1157 ms

zgz_w_button.png

zgz_w_button.png

1118 ms

1516779016.png

1516779016.png

1121 ms

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1516779062.png

1124 ms

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171083099765f935959c7c7.jpg

1521 ms

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17031469566583f5cc66ca3.jpg

1516 ms

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17031312586583b87a5e22f.jpg

2008 ms

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170348466465891cf8529c4.png

1576 ms

1516866854.png

1516866854.png

1320 ms

170597754565af26c919c1b.jpg

170597754565af26c919c1b.jpg

1419 ms

15936772165efd95a080c54.jpg

15936772165efd95a080c54.jpg

1516 ms

yuanyihang.jpg

yuanyihang.jpg

1676 ms

15892709235eba598b42f82.png

15892709235eba598b42f82.png

2189 ms

165889237162e0b053dfd40.png

165889237162e0b053dfd40.png

1917 ms

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15953886855f17b30d12783.png

1748 ms

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1664440534633558d6bd954.jpg

2024 ms

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163879032361adf4b339999.jpg

2128 ms

16003951685f6417a0eaa14.jpg

16003951685f6417a0eaa14.jpg

1960 ms

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162866780061137f987293a.jpg

2357 ms

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171141797066022a7274cbe.jpg

2172 ms

167220797263abde644cef9.png

167220797263abde644cef9.png

2216 ms

bijingyuan.jpg

bijingyuan.jpg

2245 ms

liwei.jpg

liwei.jpg

2354 ms

fulaoshi.jpg

fulaoshi.jpg

2430 ms

15585973035ce64eb7cf6fe.png

15585973035ce64eb7cf6fe.png

2388 ms

liuzhiliang.jpg

liuzhiliang.jpg

2437 ms

1500450229596f0db5153e6.jpg

1500450229596f0db5153e6.jpg

2506 ms

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150777924859dee2b0e009d.png

2718 ms

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15416467025be3a96e1273a.png

2593 ms

1516873188.png

1516873188.png

2584 ms

1551426669.png

1551426669.png

2664 ms

hm.js

hm.js

993 ms

1523415060.png

1523415060.png

1555 ms

indexajax

indexajax

251 ms

synchronization

synchronization

511 ms

homebanner

homebanner

252 ms

hm.gif

hm.gif

316 ms

1667025895635ccbe799a17.jpg

1667025895635ccbe799a17.jpg

1516 ms

1667026860635ccfacb13cb.jpg

1667026860635ccfacb13cb.jpg

1597 ms

load.action

load.action

290 ms

hm.gif

hm.gif

313 ms

app_banner_1200x120.jpg

app_banner_1200x120.jpg

1521 ms

1.gif

1.gif

639 ms

offlineMsgSize.action

offlineMsgSize.action

254 ms

icon.png

icon.png

645 ms

Accessibility Review

52jiaoshi.com accessibility score

57

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

52jiaoshi.com 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

52jiaoshi.com SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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

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 52jiaoshi.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 52jiaoshi.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

52jiaoshi.com

Open Graph description is not detected on the main page of 52 Jiaoshi. 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: