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512fun.com screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    58% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 72% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

512fun.com

Page Load Speed

8.2 sec in total

First Response

2 sec

Resources Loaded

6.1 sec

Page Rendered

202 ms

512fun.com screenshot

About Website

Visit 512fun.com now to see the best up-to-date 512 Fun content and also check out these interesting facts you probably never knew about 512fun.com

苏州轻云房地产目前连锁店6家，遍布与苏州工业园区、高新区、吴中区及市区，总部150平米超大办公空间。

Visit 512fun.com

Key Findings

We analyzed 512fun.com page load time and found that the first response time was 2 sec and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

512fun.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value4,440 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.079

94/100

15%

TTI (Time to Interactive)

Value9.4 s

31/100

10%

Network Requests Diagram

512fun.com

1959 ms

www.512fun.com

2655 ms

style.css

186 ms

logo.png

331 ms

banner.jpg

1503 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 512fun.com and no external sources were called. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain 512fun.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 105.1 kB (61%)

Content Size

172.1 kB

After Optimization

67.0 kB

  • HTML
  • Images
  • CSS

In fact, the total size of 512fun.com main page is 172.1 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 150.4 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 5.3 kB

  • Original 7.2 kB
  • After minification 6.4 kB
  • After compression 1.9 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 807 B, which is 11% 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 5.3 kB or 74% of the original size.

Image Optimization

-58%

Potential reduce by 87.5 kB

  • Original 150.4 kB
  • After minification 62.8 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, 512 Fun needs image optimization as it can save up to 87.5 kB or 58% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-84%

Potential reduce by 12.2 kB

  • Original 14.5 kB
  • After minification 12.9 kB
  • After compression 2.3 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. 512fun.com needs all CSS files to be minified and compressed as it can save up to 12.2 kB or 84% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

  • Images
  • CSS

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 512 Fun. According to our analytics all requests are already optimized.

Network Requests Diagram

512fun.com

512fun.com

1959 ms

www.512fun.com

www.512fun.com

2655 ms

style.css

style.css

186 ms

logo.png

logo.png

331 ms

banner.jpg

banner.jpg

1503 ms

gsjj.jpg

gsjj.jpg

75 ms

zj.png

zj.png

1005 ms

Accessibility Review

512fun.com accessibility score

89

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

512fun.com best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

512fun.com SEO score

92

Search Engine Optimization Advices

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

    N/A

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 512fun.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that 512fun.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

512fun.com

Open Graph description is not detected on the main page of 512 Fun. 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: