Tools & Wizards About Us
proginn.com screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

proginn.com

程序员客栈-领先的程序员自由工作平台-程序员兼职

Page Load Speed

5.2 sec in total

First Response

652 ms

Resources Loaded

4.5 sec

Page Rendered

75 ms

proginn.com screenshot

About Website

Welcome to proginn.com homepage info - get ready to check Proginn best content for China right away, or after learning these important things about proginn.com

程序员客栈提供兼职程序员、程序员接私活、开发外包，程序员客栈是最大的程序员兼职平台，优质的程序员兼职网站，这里有BAT级兼职程序员、产品经理兼职、UI设计兼职，通过程序员兼职，程序员接私活，程序员接单等方式，解决创业公司程序员兼职、软件开发、产品设计等问题

Visit proginn.com

Key Findings

We analyzed Proginn.com page load time and found that the first response time was 652 ms and then it took 4.6 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

proginn.com performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value160 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.1 s

42/100

10%

Network Requests Diagram

proginn.com

652 ms

browserunsupport

235 ms

common.css

423 ms

b94947275b2cfb2510b0768e3eb0235f.js

630 ms

c1ee40e3d647f1759326ce5bffedd786.png

632 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that all of those requests were addressed to Proginn.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Proginn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 29.5 kB (28%)

Content Size

105.9 kB

After Optimization

76.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Proginn.com main page is 105.9 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. 15% of websites need less resources to load. Images take 94.3 kB which makes up the majority of the site volume.

HTML Optimization

-54%

Potential reduce by 1.8 kB

  • Original 3.4 kB
  • After minification 3.4 kB
  • After compression 1.6 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. 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 1.8 kB or 54% of the original size.

Image Optimization

-29%

Potential reduce by 27.0 kB

  • Original 94.3 kB
  • After minification 67.3 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, Proginn needs image optimization as it can save up to 27.0 kB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 2.6 kB
  • After minification 2.6 kB
  • After compression 2.6 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

-13%

Potential reduce by 737 B

  • Original 5.6 kB
  • After minification 5.6 kB
  • After compression 4.8 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. Proginn.com needs all CSS files to be minified and compressed as it can save up to 737 B or 13% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Proginn. According to our analytics all requests are already optimized.

Network Requests Diagram

proginn.com

proginn.com

652 ms

browserunsupport

browserunsupport

235 ms

common.css

common.css

423 ms

b94947275b2cfb2510b0768e3eb0235f.js

b94947275b2cfb2510b0768e3eb0235f.js

630 ms

c1ee40e3d647f1759326ce5bffedd786.png

c1ee40e3d647f1759326ce5bffedd786.png

632 ms

3f1ee7a96c140235f365ba793828a3e1.png

3f1ee7a96c140235f365ba793828a3e1.png

1046 ms

safari.png

safari.png

1049 ms

Accessibility Review

proginn.com accessibility score

48

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

proginn.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

proginn.com SEO score

93

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

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Proginn.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Proginn.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

proginn.com

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