Report Summary

  • 67

    Performance

    Renders faster than
    80% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 38

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

ievents.com.cn

IT业界专业视频互动网站 - 技视网

Page Load Speed

12.7 sec in total

First Response

2.4 sec

Resources Loaded

10.1 sec

Page Rendered

271 ms

ievents.com.cn screenshot

About Website

Visit ievents.com.cn now to see the best up-to-date Ievents content for Taiwan and also check out these interesting facts you probably never knew about ievents.com.cn

技视网是国内独树一帜的专业IT视频网站,包含专家级的IT公开课、前沿的IT技术视频、最全面的IT解决方案及最热门的IT会议等,聚集了很多知名的IT专业人员视频互动。

Visit ievents.com.cn

Key Findings

We analyzed Ievents.com.cn page load time and found that the first response time was 2.4 sec and then it took 10.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster. This domain responded with an error, which can significantly jeopardize Ievents.com.cn rating and web reputation

Performance Metrics

ievents.com.cn performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value4.6 s

82/100

10%

Network Requests Diagram

ievents.com.cn

2373 ms

style.css

1522 ms

jquery.js

1986 ms

jquery-1.8.1.min.js

2463 ms

jsValidate.js

1024 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 54% of them (44 requests) were addressed to the original Ievents.com.cn, 37% (30 requests) were made to S1.ievents.com.cn and 6% (5 requests) were made to Bdimg.share.baidu.com. The less responsive or slowest element that took the longest time to load (5.2 sec) relates to the external source S1.ievents.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 316.5 kB (41%)

Content Size

772.7 kB

After Optimization

456.2 kB

In fact, the total size of Ievents.com.cn main page is 772.7 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. 30% of websites need less resources to load. Images take 450.4 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 46.4 kB

  • Original 56.0 kB
  • After minification 44.6 kB
  • After compression 9.5 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 11.4 kB, which is 20% 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 46.4 kB or 83% of the original size.

Image Optimization

-18%

Potential reduce by 82.0 kB

  • Original 450.4 kB
  • After minification 368.4 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, Ievents needs image optimization as it can save up to 82.0 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-63%

Potential reduce by 110.4 kB

  • Original 175.6 kB
  • After minification 172.9 kB
  • After compression 65.2 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 110.4 kB or 63% of the original size.

CSS Optimization

-86%

Potential reduce by 77.6 kB

  • Original 90.6 kB
  • After minification 58.4 kB
  • After compression 13.0 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. Ievents.com.cn needs all CSS files to be minified and compressed as it can save up to 77.6 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (30%)

Requests Now

80

After Optimization

56

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ievents. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

ievents.com.cn accessibility score

53

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

ievents.com.cn best practices score

38

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

High

Serves images with low resolution

General

Impact

Issue

High

Registers an unload listener

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

ievents.com.cn SEO score

58

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

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 Ievents.com.cn 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 Ievents.com.cn 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 Ievents. 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: