Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 43% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

elefans.com

电子爱好者 - 最新技术资讯及电子产品介绍!

Page Load Speed

18.1 sec in total

First Response

1.7 sec

Resources Loaded

16.3 sec

Page Rendered

169 ms

elefans.com screenshot

About Website

Welcome to elefans.com homepage info - get ready to check Elefans best content right away, or after learning these important things about elefans.com

本站内容主要有电子技术资料、电子制作、电路设计、PCB设计、方案开发、电子行业资讯、电子技术动态等。

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Key Findings

We analyzed Elefans.com page load time and found that the first response time was 1.7 sec and then it took 16.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

elefans.com performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

42/100

25%

SI (Speed Index)

Value7.8 s

24/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.169

70/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

elefans.com

1683 ms

style.css

285 ms

config.js

186 ms

common.js

335 ms

prototype.js

784 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 76% of them (57 requests) were addressed to the original Elefans.com, 7% (5 requests) were made to Bdimg.share.baidu.com and 4% (3 requests) were made to Pos.baidu.com. The less responsive or slowest element that took the longest time to load (7.5 sec) relates to the external source Eclick.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 304.0 kB (38%)

Content Size

798.9 kB

After Optimization

494.9 kB

In fact, the total size of Elefans.com main page is 798.9 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. 25% of websites need less resources to load. Images take 450.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 52.1 kB

  • Original 63.8 kB
  • After minification 61.0 kB
  • After compression 11.7 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 52.1 kB or 82% of the original size.

Image Optimization

-15%

Potential reduce by 65.8 kB

  • Original 450.9 kB
  • After minification 385.1 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, Elefans needs image optimization as it can save up to 65.8 kB or 15% 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 157.5 kB

  • Original 248.8 kB
  • After minification 236.0 kB
  • After compression 91.2 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 157.5 kB or 63% of the original size.

CSS Optimization

-81%

Potential reduce by 28.5 kB

  • Original 35.4 kB
  • After minification 28.0 kB
  • After compression 6.9 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. Elefans.com needs all CSS files to be minified and compressed as it can save up to 28.5 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (42%)

Requests Now

74

After Optimization

43

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Elefans. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

elefans.com accessibility score

76

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

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

elefans.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

SEO Factors

elefans.com SEO score

92

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

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

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Elefans.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 Elefans.com main page’s claimed encoding is gbk. 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 Elefans. 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: