Tools & Wizards About Us
derencai.com screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

derencai.com

第一人才网-百人就业导师团、国企央企直聘,找工作—我要和经理谈！百人导师团

Page Load Speed

18.1 sec in total

First Response

672 ms

Resources Loaded

16.7 sec

Page Rendered

817 ms

derencai.com screenshot

About Website

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

第一人才网-百人就业导师团,国企央企直聘,找工作—我要和经理谈！百人导师团（https://www.derencai.com）国企央企直聘, 找工作——我要和经理谈,百人就业导师团,百人导师团,就业导师,就业导师团,职业导师,带岗精准就业指导,,带岗精准就业指导,工程招聘专家,建筑高端人才智库,大品牌的招聘网站,规模大信息真实的专业招聘网站,最新招聘信息,找工作,工程领域精准招聘专家第一人才网-百

Visit derencai.com

Key Findings

We analyzed Derencai.com page load time and found that the first response time was 672 ms and then it took 17.5 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

derencai.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.9 s

1/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value17.2 s

0/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0.232

54/100

15%

TTI (Time to Interactive)

Value12.9 s

13/100

10%

Network Requests Diagram

derencai.com

672 ms

derencai.com

1765 ms

index.css

1230 ms

css.css

1314 ms

layui.css

1341 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 96% of them (77 requests) were addressed to the original Derencai.com, 3% (2 requests) were made to Hm.baidu.com and 1% (1 request) were made to Zz.bdstatic.com. The less responsive or slowest element that took the longest time to load (8 sec) belongs to the original domain Derencai.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 477.8 kB (22%)

Content Size

2.1 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Derencai.com main page is 2.1 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. 55% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 357.3 kB

  • Original 378.9 kB
  • After minification 210.1 kB
  • After compression 21.6 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 168.8 kB, which is 45% 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 357.3 kB or 94% of the original size.

Image Optimization

-5%

Potential reduce by 72.9 kB

  • Original 1.6 MB
  • After minification 1.5 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. Derencai images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 25.0 kB

  • Original 90.1 kB
  • After minification 90.1 kB
  • After compression 65.1 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 25.0 kB or 28% of the original size.

CSS Optimization

-35%

Potential reduce by 22.6 kB

  • Original 64.7 kB
  • After minification 64.7 kB
  • After compression 42.1 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. Derencai.com needs all CSS files to be minified and compressed as it can save up to 22.6 kB or 35% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (33%)

Requests Now

75

After Optimization

50

  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Derencai. 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 from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

derencai.com

derencai.com

672 ms

derencai.com

derencai.com

1765 ms

index.css

index.css

1230 ms

css.css

css.css

1314 ms

layui.css

layui.css

1341 ms

swiper.min.css

swiper.min.css

1430 ms

swiper.min.js

swiper.min.js

1753 ms

pop_up.js

pop_up.js

2097 ms

jquery-1.8.0.min.js

jquery-1.8.0.min.js

1638 ms

public.js

public.js

1688 ms

index.js

index.js

1815 ms

reg_ajax.js

reg_ajax.js

2296 ms

slides.jquery.js

slides.jquery.js

2995 ms

layui.js

layui.js

2294 ms

phpyun_layer.js

phpyun_layer.js

2330 ms

1671990692C_61.jpg

1671990692C_61.jpg

7966 ms

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952 ms

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1728 ms

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1729 ms

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1150 ms

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1344 ms

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1594 ms

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1727 ms

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2367 ms

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1831 ms

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1928 ms

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2429 ms

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2026 ms

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2118 ms

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2448 ms

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2809 ms

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2336 ms

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3674 ms

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2739 ms

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2627 ms

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2659 ms

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2842 ms

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2871 ms

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2934 ms

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3057 ms

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3063 ms

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3062 ms

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3136 ms

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3147 ms

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3038 ms

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1634629050609_1.jpg

2673 ms

iconfont.woff

iconfont.woff

2734 ms

lay-loding.png

lay-loding.png

4541 ms

disc_icon10.png

disc_icon10.png

2842 ms

lanren_top.png

lanren_top.png

2683 ms

14776120371.PNG

14776120371.PNG

2556 ms

morenav_icon.png

morenav_icon.png

2393 ms

hm.js

hm.js

1384 ms

layer.js

layer.js

2227 ms

push.js

push.js

1254 ms

carousel.js

carousel.js

2236 ms

index.php

index.php

3080 ms

index.php

index.php

2699 ms

xsj.png

xsj.png

2285 ms

ee.png

ee.png

2206 ms

ermbg.png

ermbg.png

2293 ms

icos.png

icos.png

2203 ms

gicon.png

gicon.png

2192 ms

jp2.png

jp2.png

2179 ms

icon_jtright.png

icon_jtright.png

2217 ms

tit_left.png

tit_left.png

2292 ms

tit_right.png

tit_right.png

2106 ms

yun_sj_hb.png

yun_sj_hb.png

2174 ms

job_l_icon.png

job_l_icon.png

2201 ms

fy_lb.png

fy_lb.png

2141 ms

kf_tel.png

kf_tel.png

2813 ms

hm.gif

hm.gif

309 ms

layer.css

layer.css

1241 ms

flow.js

flow.js

1265 ms

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848 ms

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633 ms

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826 ms

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7481 ms

go-top.png

go-top.png

227 ms

Accessibility Review

derencai.com accessibility score

78

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

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

derencai.com best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

derencai.com SEO score

92

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

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 Derencai.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 Derencai.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

derencai.com

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