Tools & Wizards About Us
eccn.com screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 50

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

eccn.com

中电网_电子工程师一站式服务平台-中电网

Page Load Speed

18.9 sec in total

First Response

1.2 sec

Resources Loaded

17.4 sec

Page Rendered

221 ms

eccn.com screenshot

About Website

Click here to check amazing Eccn content for China. Otherwise, check out these important facts you probably never knew about eccn.com

中电网是电子元器件门户,为中国电子工程师提供电子电路资讯、电子技术文章、电子资料免费下载、电子行业分析、最新的电子产品以及行业人才培训、电子技术培训教程、电子解决方案，是业内最受欢迎的电子技术网站！

Visit eccn.com

Key Findings

We analyzed Eccn.com page load time and found that the first response time was 1.2 sec and then it took 17.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

eccn.com performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value3.7 s

86/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.02

100/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

Network Requests Diagram

eccn.com

1212 ms

www.eccn.com

3773 ms

style.css

1136 ms

comm.css

7 ms

theme.css

8 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 51% of them (52 requests) were addressed to the original Eccn.com, 21% (21 requests) were made to Images.eccn.com and 6% (6 requests) were made to Theme.eccn.com. The less responsive or slowest element that took the longest time to load (10.1 sec) belongs to the original domain Eccn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 368.5 kB (16%)

Content Size

2.2 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Eccn.com main page is 2.2 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 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 129.1 kB

  • Original 154.4 kB
  • After minification 117.1 kB
  • After compression 25.3 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. This page needs HTML code to be minified as it can gain 37.3 kB, which is 24% 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 129.1 kB or 84% of the original size.

Image Optimization

-7%

Potential reduce by 130.7 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. Eccn images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 93.0 kB

  • Original 146.7 kB
  • After minification 146.0 kB
  • After compression 53.7 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 93.0 kB or 63% of the original size.

CSS Optimization

-54%

Potential reduce by 15.8 kB

  • Original 29.1 kB
  • After minification 28.8 kB
  • After compression 13.3 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. Eccn.com needs all CSS files to be minified and compressed as it can save up to 15.8 kB or 54% of the original size.

Requests Breakdown

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

Requests Now

100

After Optimization

70

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Eccn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

eccn.com

eccn.com

1212 ms

www.eccn.com

www.eccn.com

3773 ms

style.css

style.css

1136 ms

comm.css

comm.css

7 ms

theme.css

theme.css

8 ms

jquery.js

jquery.js

12 ms

jcarousellite_1.0.1.js

jcarousellite_1.0.1.js

10 ms

eccn_g.js

eccn_g.js

9 ms

gg.js

gg.js

10 ms

all.js

all.js

14 ms

user_state_717.html

user_state_717.html

1184 ms

ChinaZhuBin.js

ChinaZhuBin.js

19 ms

index_led.gif

index_led.gif

5542 ms

logo.gif

logo.gif

7408 ms

20160201104041.png

20160201104041.png

4076 ms

Yan_Killy.png

Yan_Killy.png

1399 ms

sem_0311.gif

sem_0311.gif

2173 ms

logo.gif

logo.gif

22 ms

sm_20160229150552.jpg

sm_20160229150552.jpg

22 ms

sm_20160229110601.jpg

sm_20160229110601.jpg

21 ms

sm_20160229133011.jpg

sm_20160229133011.jpg

22 ms

sm_20160226142824.jpg

sm_20160226142824.jpg

22 ms

semleft_right.jpg

semleft_right.jpg

2368 ms

semleft.gif

semleft.gif

1208 ms

arrow_search.gif

arrow_search.gif

1203 ms

sm_big_20160224163855.jpg

sm_big_20160224163855.jpg

4400 ms

images_Pause_Scgedyke.gif

images_Pause_Scgedyke.gif

1211 ms

sm_big_20160224163534.jpg

sm_big_20160224163534.jpg

5033 ms

sm_big_20160224162917.jpg

sm_big_20160224162917.jpg

6054 ms

subsearch_left.gif

subsearch_left.gif

2428 ms

subsearch_right.gif

subsearch_right.gif

2448 ms

maxim.gif

maxim.gif

3572 ms

nxp.gif

nxp.gif

4408 ms

support.gif

support.gif

3737 ms

appliction_search.gif

appliction_search.gif

5226 ms

aii_ad.png

aii_ad.png

8174 ms

sem_0315.gif

sem_0315.gif

2171 ms

sem_0324.gif

sem_0324.gif

2187 ms

app1.gif

app1.gif

2803 ms

app2.gif

app2.gif

2810 ms

5507ec38af87f.png

5507ec38af87f.png

7059 ms

logo.gif

logo.gif

7450 ms

logo.gif

logo.gif

7451 ms

20150910094817.jpg

20150910094817.jpg

3225 ms

default.jpg

default.jpg

2608 ms

20160225140149.jpg

20160225140149.jpg

5616 ms

20150906090011.jpg

20150906090011.jpg

1937 ms

datasheets_banner.jpg

datasheets_banner.jpg

3166 ms

fujitsu.jpg

fujitsu.jpg

1255 ms

online.gif

online.gif

1257 ms

eccn_140815.gif

eccn_140815.gif

1881 ms

fujitsu_ad.png

fujitsu_ad.png

3969 ms

szshinesway.jpg

szshinesway.jpg

3907 ms

ad_eccnmall.gif

ad_eccnmall.gif

4674 ms

lightingbanner.gif

lightingbanner.gif

2547 ms

big.gif

big.gif

6001 ms

line.gif

line.gif

5991 ms

arrow_fff.gif

arrow_fff.gif

6640 ms

5-120601152049-50.gif

5-120601152049-50.gif

3157 ms

main_bg.gif

main_bg.gif

7062 ms

2013013109562221.htm

2013013109562221.htm

7623 ms

dianall.gif

dianall.gif

7759 ms

2015020211073682.htm

2015020211073682.htm

7745 ms

lookvideo.gif

lookvideo.gif

7960 ms

subsearch_center.gif

subsearch_center.gif

8346 ms

big_sub2.gif

big_sub2.gif

8587 ms

2014091516391532.htm

2014091516391532.htm

8204 ms

2014091716471074.htm

2014091716471074.htm

8951 ms

led_bg.gif

led_bg.gif

9551 ms

theme_line12.gif

theme_line12.gif

9113 ms

theme_line32.gif

theme_line32.gif

9136 ms

sm_20160229131758.jpg

sm_20160229131758.jpg

10050 ms

adfshow

adfshow

5902 ms

20140828175623436.gif

20140828175623436.gif

9672 ms

130723.jpg

130723.jpg

4137 ms

close_150629.gif

close_150629.gif

3411 ms

banner_1601.gif

banner_1601.gif

4996 ms

top_160129.gif

top_160129.gif

4173 ms

nxp.gif

nxp.gif

818 ms

tongji.js

tongji.js

8526 ms

44ab2707a96b16453f5de99eb4b4ecba

44ab2707a96b16453f5de99eb4b4ecba

1915 ms

hga.js

hga.js

9738 ms

close_1601.gif

close_1601.gif

4278 ms

altera.gif

altera.gif

4963 ms

ss_border.jpg

ss_border.jpg

5002 ms

tsina.gif

tsina.gif

5005 ms

weixin.jpg

weixin.jpg

5057 ms

bot_eccn.jpg

bot_eccn.jpg

5789 ms

adfshow

adfshow

1984 ms

20150306114159981.gif

20150306114159981.gif

3711 ms

jquery-1.3.1.min.js

jquery-1.3.1.min.js

949 ms

20160215111630777.gif

20160215111630777.gif

3912 ms

stat.php

stat.php

1881 ms

h.js

h.js

1981 ms

adfshow

adfshow

1344 ms

home_edom_680x60_160104.gif

home_edom_680x60_160104.gif

573 ms

360x125_S6SAE101A00SA1002_CN.jpg

360x125_S6SAE101A00SA1002_CN.jpg

33 ms

stat.htm

stat.htm

160 ms

core.php

core.php

757 ms

hm.gif

hm.gif

538 ms

ha.js

ha.js

610 ms

_ha.gif

_ha.gif

303 ms

Accessibility Review

eccn.com accessibility score

50

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

eccn.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

Browser errors were logged to the console

SEO Factors

eccn.com SEO score

62

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

    ZH

  • Encoding

    GB2312

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

eccn.com

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