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rav42000.com screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 39

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

rav42000.com

亚博yabovip2020进入|欢迎您

Page Load Speed

5.5 sec in total

First Response

1.7 sec

Resources Loaded

3.6 sec

Page Rendered

132 ms

rav42000.com screenshot

About Website

Click here to check amazing Rav 42000 content. Otherwise, check out these important facts you probably never knew about rav42000.com

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Visit rav42000.com

Key Findings

We analyzed Rav42000.com page load time and found that the first response time was 1.7 sec and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

rav42000.com performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

0/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.869

4/100

15%

TTI (Time to Interactive)

Value6.2 s

63/100

10%

Network Requests Diagram

rav42000.com

1731 ms

Set.js

228 ms

promote.css

457 ms

EnterBtn.png

237 ms

ExitBtn.png

630 ms

Our browser made a total of 6 requests to load all elements on the main page. We found that all of those requests were addressed to Rav42000.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Rav42000.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.6 kB (3%)

Content Size

228.3 kB

After Optimization

221.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rav42000.com main page is 228.3 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 221.3 kB which makes up the majority of the site volume.

HTML Optimization

-56%

Potential reduce by 983 B

  • Original 1.7 kB
  • After minification 1.4 kB
  • After compression 762 B

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 313 B, which is 18% 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 983 B or 56% of the original size.

Image Optimization

-1%

Potential reduce by 1.4 kB

  • Original 221.3 kB
  • After minification 219.9 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. Rav 42000 images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 821 B

  • Original 1.2 kB
  • After minification 546 B
  • After compression 342 B

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 821 B or 71% of the original size.

CSS Optimization

-83%

Potential reduce by 3.4 kB

  • Original 4.1 kB
  • After minification 3.2 kB
  • After compression 673 B

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. Rav42000.com needs all CSS files to be minified and compressed as it can save up to 3.4 kB or 83% 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 Rav 42000. According to our analytics all requests are already optimized.

Network Requests Diagram

rav42000.com

rav42000.com

1731 ms

Set.js

Set.js

228 ms

promote.css

promote.css

457 ms

EnterBtn.png

EnterBtn.png

237 ms

ExitBtn.png

ExitBtn.png

630 ms

DefaultBG.jpg

DefaultBG.jpg

1421 ms

Accessibility Review

rav42000.com accessibility score

39

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

rav42000.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

SEO Factors

rav42000.com SEO score

85

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

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 Rav42000.com 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 Rav42000.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

rav42000.com

Open Graph description is not detected on the main page of Rav 42000. 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: