Tools & Wizards About Us

Report Summary

  • 67

    Performance

    Renders faster than
    79% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

rolcville.com

世界杯买球中国官方网站入口 - 搜狗买球指南

Page Load Speed

24.9 sec in total

First Response

1.3 sec

Resources Loaded

8.3 sec

Page Rendered

15.3 sec

About Website

Click here to check amazing Rolcville content. Otherwise, check out these important facts you probably never knew about rolcville.com

世界杯买球中国官方网站入口于1996年9月成立，注册资金1.5亿元，集团净资产30.8亿元，拥有雄厚的软硬件开发团队，率先将物联网、云计算、大数据、AI等信息技术引入消防领域，并因此获得了多项知识产权。

Visit rolcville.com

Key Findings

We analyzed Rolcville.com page load time and found that the first response time was 1.3 sec and then it took 23.6 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

rolcville.com performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value5.3 s

59/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value5.0 s

77/100

10%

Network Requests Diagram

rolcville.com

1265 ms

wp-emoji-release.min.js

50 ms

style.min.css

93 ms

css

39 ms

style.css

260 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 43% of them (39 requests) were addressed to the original Rolcville.com, 20% (18 requests) were made to Wallet.subsplash.com and 9% (8 requests) were made to Dashboard.static.subsplash.com. The less responsive or slowest element that took the longest time to load (2.7 sec) relates to the external source Artwork.subsplash.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.7 MB (25%)

Content Size

10.7 MB

After Optimization

8.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rolcville.com main page is 10.7 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. Only a small number of websites need less resources to load. Images take 8.4 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 32.6 kB

  • Original 40.2 kB
  • After minification 36.8 kB
  • After compression 7.6 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 32.6 kB or 81% of the original size.

Image Optimization

-10%

Potential reduce by 852.5 kB

  • Original 8.4 MB
  • After minification 7.5 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. Rolcville images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 580.9 kB

  • Original 848.9 kB
  • After minification 846.2 kB
  • After compression 268.0 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 580.9 kB or 68% of the original size.

CSS Optimization

-86%

Potential reduce by 1.2 MB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 194.2 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. Rolcville.com needs all CSS files to be minified and compressed as it can save up to 1.2 MB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (49%)

Requests Now

70

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rolcville. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

rolcville.com accessibility score

86

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

<frame> or <iframe> elements do not have a title

Best Practices

rolcville.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

rolcville.com SEO score

100

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

    ZH

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rolcville.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Rolcville.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

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