Access jobc.cn. 杰库人才网

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.581

11/100

15%

TTI (Time to Interactive)

Value3.9 s

88/100

10%

jobc.cn

7971 ms

newdefault.css

2574 ms

login.js

1195 ms

function.js

3575 ms

strUtil.js

2949 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 88% of them (64 requests) were addressed to the original Jobc.cn, 3% (2 requests) were made to Szcert.ebs.org.cn and 1% (1 request) were made to S20.cnzz.com. The less responsive or slowest element that took the longest time to load (16.6 sec) belongs to the original domain Jobc.cn.

Content Size

224.0 kB

After Optimization

60.4 kB

In fact, the total size of Jobc.cn main page is 224.0 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. 15% of websites need less resources to load. Javascripts take 114.2 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 32.5 kB

Original 40.4 kB
After minification 38.9 kB
After compression 7.8 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 32.5 kB or 81% of the original size.

Image Optimization

-44%

Potential reduce by 20.7 kB

Original 46.8 kB
After minification 26.1 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, Jobc needs image optimization as it can save up to 20.7 kB or 44% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-80%

Potential reduce by 91.1 kB

Original 114.2 kB
After minification 86.8 kB
After compression 23.1 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 91.1 kB or 80% of the original size.

CSS Optimization

-85%

Potential reduce by 19.2 kB

Original 22.6 kB
After minification 19.2 kB
After compression 3.4 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. Jobc.cn needs all CSS files to be minified and compressed as it can save up to 19.2 kB or 85% of the original size.

Requests Now

After Optimization

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jobc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

High

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

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document doesn't use legible font sizes

High

Tap targets are not sized appropriately

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 Jobc.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 Jobc.cn 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

jobc.cn

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

Report Summary

Performance

Accessibility

Best Practices

SEO

杰库人才网

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

jobc.cn

newdefault.css

login.js

function.js

strUtil.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

jobc.cn

newdefault.css

login.js

function.js

strUtil.js

systemDialog.js

tip.js

AutoMatchSearch.js

indexjs.js

market.js

div_selector.js

jobFun.js

jobArea.js

call.js

default.js

floatad.js

zhaop.css

tab.js

css.css

dialog.htm

about_08.jpg

l1-vd2q6o4ruc.jpg

l1-0g7qj50416.jpg

zhaop_arrow.gif

index_search.gif

login.gif

AuthCodeCreator.jsp

line_home_login.gif

geren.gif

qiye.gif

line_home_login_2.gif

l1-400jbma6f1.jpg

1_11.gif

r1.gif

r2.gif

r4.gif

r3.gif

r5.gif

l1-fgs04wr4c5.jpg

l1-c653kw2866.jpg

l1-61p656i2bx.jpg

1_7.gif

1_6.gif