Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

ybjk.jsyks.com

元贝驾考2024科目一_元贝驾考2024新题库_元贝驾考2024科目一模拟考试

Page Load Speed

38.5 sec in total

First Response

6.4 sec

Resources Loaded

28.1 sec

Page Rendered

3.9 sec

ybjk.jsyks.com screenshot

About Website

Visit ybjk.jsyks.com now to see the best up-to-date Ybjk Jsyks content for China and also check out these interesting facts you probably never knew about ybjk.jsyks.com

元贝驾考提供元贝驾考2024科目一,元贝驾考2024新题库,驾校考试一点通元贝驾考c1 2024,元贝驾考2024科目三,并有最新的元贝驾考2024科目四,元贝驾考c1仿真考试、2024c1元贝驾考模拟考试。

Visit ybjk.jsyks.com

Key Findings

We analyzed Ybjk.jsyks.com page load time and found that the first response time was 6.4 sec and then it took 32 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

ybjk.jsyks.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

19/100

25%

SI (Speed Index)

Value11.9 s

4/100

10%

TBT (Total Blocking Time)

Value1,630 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.192

64/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

ybjk.jsyks.com

6422 ms

css_style.css

2281 ms

jquery.min.js

2576 ms

app.min.js

2087 ms

imgLazyLoad.js

834 ms

Our browser made a total of 109 requests to load all elements on the main page. We found that 11% of them (12 requests) were addressed to the original Ybjk.jsyks.com, 10% (11 requests) were made to Pos.baidu.com and 9% (10 requests) were made to Bdimg.share.baidu.com. The less responsive or slowest element that took the longest time to load (7 sec) relates to the external source Ad.agrantsem.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 370.3 kB (24%)

Content Size

1.5 MB

After Optimization

1.2 MB

In fact, the total size of Ybjk.jsyks.com main page is 1.5 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. 50% of websites need less resources to load. Images take 995.2 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 56.6 kB

  • Original 74.3 kB
  • After minification 74.3 kB
  • After compression 17.7 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 56.6 kB or 76% of the original size.

Image Optimization

-6%

Potential reduce by 60.4 kB

  • Original 995.2 kB
  • After minification 934.8 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. Ybjk Jsyks images are well optimized though.

JavaScript Optimization

-52%

Potential reduce by 237.2 kB

  • Original 453.1 kB
  • After minification 452.3 kB
  • After compression 215.9 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 237.2 kB or 52% of the original size.

CSS Optimization

-76%

Potential reduce by 16.1 kB

  • Original 21.3 kB
  • After minification 18.6 kB
  • After compression 5.2 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. Ybjk.jsyks.com needs all CSS files to be minified and compressed as it can save up to 16.1 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 57 (53%)

Requests Now

107

After Optimization

50

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ybjk Jsyks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

ybjk.jsyks.com accessibility score

69

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

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

ybjk.jsyks.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

ybjk.jsyks.com 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

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 Ybjk.jsyks.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 Ybjk.jsyks.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 Ybjk Jsyks. 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: