Access haerbin.ccoo.cn. 哈尔滨在线-哈尔滨招聘找工作、找房子、找对象，哈尔滨综合生活信息门户！

name

value

score

weighting

FCP (First Contentful Paint)

Value7.5 s

1/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

1/100

25%

SI (Speed Index)

Value9.4 s

13/100

10%

TBT (Total Blocking Time)

Value550 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0.051

99/100

15%

TTI (Time to Interactive)

Value9.6 s

30/100

10%

haerbin.ccoo.cn

1550 ms

www.haerbin.ccoo.cn

8397 ms

common.v10.css

1911 ms

red.v10.css

762 ms

jquery.js

1915 ms

Our browser made a total of 140 requests to load all elements on the main page. We found that 3% of them (4 requests) were addressed to the original Haerbin.ccoo.cn, 19% (27 requests) were made to Img.pccoo.cn and 16% (23 requests) were made to Pccoo.cn. The less responsive or slowest element that took the longest time to load (19.7 sec) relates to the external source P3.pccoo.cn.

Content Size

1.7 MB

After Optimization

1.3 MB

In fact, the total size of Haerbin.ccoo.cn main page is 1.7 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. 45% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 140.8 kB

Original 175.1 kB
After minification 157.5 kB
After compression 34.3 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. 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 140.8 kB or 80% of the original size.

Image Optimization

-5%

Potential reduce by 65.3 kB

Original 1.2 MB
After minification 1.1 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. Haerbin Ccoo images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 169.9 kB

Original 269.8 kB
After minification 265.0 kB
After compression 99.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 169.9 kB or 63% of the original size.

CSS Optimization

-78%

Potential reduce by 42.8 kB

Original 55.2 kB
After minification 52.0 kB
After compression 12.4 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. Haerbin.ccoo.cn needs all CSS files to be minified and compressed as it can save up to 42.8 kB or 78% of the original size.

Requests Now

131

After Optimization

108

The browser has sent 131 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Haerbin Ccoo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 4 to 1 for CSS 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 experience of reading tabular or list data using assistive technology, like a screen reader.

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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 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

Uses deprecated APIs

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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 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 Haerbin.ccoo.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 Haerbin.ccoo.cn 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

haerbin.ccoo.cn

Open Graph description is not detected on the main page of Haerbin Ccoo. 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

哈尔滨在线-哈尔滨招聘找工作、找房子、找对象，哈尔滨综合生活信息门户！

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

haerbin.ccoo.cn

www.haerbin.ccoo.cn

common.v10.css

red.v10.css

jquery.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

haerbin.ccoo.cn

www.haerbin.ccoo.cn

common.v10.css

red.v10.css

jquery.js

common.v10.js

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