Tools & Wizards About Us

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

cnfeol.com

铁合金在线 铁合金行业的专业门户网站

Page Load Speed

5.1 sec in total

First Response

593 ms

Resources Loaded

4.4 sec

Page Rendered

92 ms

About Website

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

铁合金在线 铁合金行业的专业门户网站，是铁合金市场的行业门户网站。提供铁合金价格、铁合金厂商报价、铁合金供求信息、铁合金企业名录、铁合金行情信息、铁合金市场分析、铁合金行业新闻、铁合金生产技术资料等。

Visit cnfeol.com

Key Findings

We analyzed Cnfeol.com page load time and found that the first response time was 593 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

cnfeol.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value11.3 s

0/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.433

22/100

15%

TTI (Time to Interactive)

Value10.3 s

25/100

10%

Network Requests Diagram

cnfeol.com

593 ms

www.cnfeol.com

1381 ms

layui.css

887 ms

reset.css

893 ms

common.css

894 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Cnfeol.com, 83% (38 requests) were made to Static.cnfeol.com and 4% (2 requests) were made to Img.cnfeol.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Staticcdn.shuidi.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 263.9 kB (46%)

Content Size

578.6 kB

After Optimization

314.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cnfeol.com main page is 578.6 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 231.1 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 194.1 kB

  • Original 212.8 kB
  • After minification 106.5 kB
  • After compression 18.6 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 106.2 kB, which is 50% 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 194.1 kB or 91% of the original size.

Image Optimization

-26%

Potential reduce by 60.5 kB

  • Original 231.1 kB
  • After minification 170.6 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, Cnfeol needs image optimization as it can save up to 60.5 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-8%

Potential reduce by 7.6 kB

  • Original 99.5 kB
  • After minification 99.5 kB
  • After compression 91.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-5%

Potential reduce by 1.6 kB

  • Original 35.2 kB
  • After minification 35.2 kB
  • After compression 33.6 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. Cnfeol.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (30%)

Requests Now

44

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cnfeol. 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 from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

cnfeol.com accessibility score

80

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

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

cnfeol.com best practices score

75

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

Low

Detected JavaScript libraries

SEO Factors

cnfeol.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

Page is blocked from indexing

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

    GB2312

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

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