Tools & Wizards About Us
cnrubberinfo.net screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 41

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

cnrubberinfo.net

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Page Load Speed

31 sec in total

First Response

15.2 sec

Resources Loaded

15.7 sec

Page Rendered

129 ms

cnrubberinfo.net screenshot

About Website

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Visit cnrubberinfo.net

Key Findings

We analyzed Cnrubberinfo.net page load time and found that the first response time was 15.2 sec and then it took 15.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

cnrubberinfo.net performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value13.3 s

2/100

10%

TBT (Total Blocking Time)

Value13,730 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value25.0 s

0/100

10%

Network Requests Diagram

cnrubberinfo.net

15206 ms

caf.js

45 ms

parking_caf_281_1409192.js

82 ms

bd_bg.gif

82 ms

search_language_2.jpg

161 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that 50% of them (4 requests) were addressed to the original Cnrubberinfo.net, 25% (2 requests) were made to Dp.g.doubleclick.net and 13% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (15.2 sec) belongs to the original domain Cnrubberinfo.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 60.5 kB (49%)

Content Size

123.9 kB

After Optimization

63.3 kB

  • HTML
  • JavaScript

In fact, the total size of Cnrubberinfo.net main page is 123.9 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. HTML takes 68.2 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 60.4 kB

  • Original 68.2 kB
  • After minification 68.2 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 60.4 kB or 89% of the original size.

JavaScript Optimization

-0%

Potential reduce by 154 B

  • Original 55.7 kB
  • After minification 55.7 kB
  • After compression 55.5 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.

Requests Breakdown

We found no issues to fix!

Requests Now

7

After Optimization

7

  • AJAX
  • Images
  • JavaScript

The browser has sent 7 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cnrubberinfo. According to our analytics all requests are already optimized.

Network Requests Diagram

cnrubberinfo.net

cnrubberinfo.net

15206 ms

caf.js

caf.js

45 ms

parking_caf_281_1409192.js

parking_caf_281_1409192.js

82 ms

bd_bg.gif

bd_bg.gif

82 ms

search_language_2.jpg

search_language_2.jpg

161 ms

caf.gif

caf.gif

16 ms

slave.html

slave.html

9 ms

domainpark.cgi

domainpark.cgi

233 ms

Accessibility Review

cnrubberinfo.net accessibility score

41

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Internationalization and localization

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

Impact

Issue

High

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

High

[lang] attributes do not have a valid value

Tables and lists

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

Impact

Issue

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.

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

cnrubberinfo.net 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

cnrubberinfo.net SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cnrubberinfo.net 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 Cnrubberinfo.net 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

cnrubberinfo.net

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