Tools & Wizards About Us
news.koolearn.com screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    47% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

news.koolearn.com

资讯中心_新东方在线-考研,医学,TOEFL,ielts,BEC,公务员,新概念,四六级考试,高考_新东方在线

Page Load Speed

50.7 sec in total

First Response

2.1 sec

Resources Loaded

45.2 sec

Page Rendered

3.3 sec

news.koolearn.com screenshot

About Website

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

新东方在线资讯中心，一站式网络学习平台，为用户提供最新的教育考试资讯和有益的学习方法指导。

Visit news.koolearn.com

Key Findings

We analyzed News.koolearn.com page load time and found that the first response time was 2.1 sec and then it took 48.6 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. Unfortunately, there were 16 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

news.koolearn.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.7 s

0/100

25%

SI (Speed Index)

Value17.1 s

0/100

10%

TBT (Total Blocking Time)

Value570 ms

52/100

30%

CLS (Cumulative Layout Shift)

Value0.18

67/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

news.koolearn.com

2124 ms

newsgaiban.css

840 ms

jquery-1.8.2.min.js

19590 ms

common_news.js

841 ms

sea.js

3947 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original News.koolearn.com, 41% (38 requests) were made to Images.koolearn.com and 41% (38 requests) were made to File.koolearn.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source File.koolearn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 524.2 kB (31%)

Content Size

1.7 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of News.koolearn.com main page is 1.7 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. 35% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 359.3 kB

  • Original 392.8 kB
  • After minification 233.7 kB
  • After compression 33.5 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 159.1 kB, which is 41% 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 359.3 kB or 91% of the original size.

Image Optimization

-5%

Potential reduce by 52.4 kB

  • Original 1.1 MB
  • After minification 1.1 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. News Koolearn images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 81.8 kB

  • Original 117.5 kB
  • After minification 94.3 kB
  • After compression 35.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 81.8 kB or 70% of the original size.

CSS Optimization

-81%

Potential reduce by 30.8 kB

  • Original 37.8 kB
  • After minification 32.8 kB
  • After compression 7.1 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. News.koolearn.com needs all CSS files to be minified and compressed as it can save up to 30.8 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (8%)

Requests Now

74

After Optimization

68

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of News Koolearn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

news.koolearn.com

news.koolearn.com

2124 ms

newsgaiban.css

newsgaiban.css

840 ms

jquery-1.8.2.min.js

jquery-1.8.2.min.js

19590 ms

common_news.js

common_news.js

841 ms

sea.js

sea.js

3947 ms

all.js

all.js

831 ms

tongji.js

tongji.js

1401 ms

public_top.js

public_top.js

308 ms

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7354 ms

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293 ms

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19921 ms

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304 ms

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577 ms

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947 ms

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1087 ms

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3994 ms

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1420 ms

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1628 ms

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1819 ms

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3534 ms

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3864 ms

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2174 ms

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10190 ms

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7324 ms

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7555 ms

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8215 ms

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12575 ms

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a.js

1397 ms

analytics.js

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7 ms

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13 ms

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public_top.css

286 ms

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613 ms

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59 ms

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314 ms

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17721 ms

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18094 ms

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319 ms

Accessibility Review

news.koolearn.com accessibility score

73

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

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

news.koolearn.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

High

Page has valid source maps

SEO Factors

news.koolearn.com SEO score

81

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise News.koolearn.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 News.koolearn.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

news.koolearn.com

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