Tools & Wizards About Us

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

baivan.net

Bài soạn văn | Tuyển tập văn mẫu | Giải bài tập | Bài văn hay | Học tốt | Cách làm bài

Page Load Speed

5 sec in total

First Response

798 ms

Resources Loaded

4.1 sec

Page Rendered

122 ms

About Website

Click here to check amazing Baivan content for Vietnam. Otherwise, check out these important facts you probably never knew about baivan.net

Nội dung web bao gồm: Soan bài môn văn tất cả các lớp học, tuyển tập những bài văn mẫu hay, đạt điểm cao của môn văn từ cấp I đến cấp III. Các bài soạn, bài văn mẫu đều được trình bày 1 cách thông min...

Visit baivan.net

Key Findings

We analyzed Baivan.net page load time and found that the first response time was 798 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

baivan.net performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.1 s

64/100

10%

Network Requests Diagram

baivan.net

798 ms

baivan.net

1070 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

263 ms

css_RkebH-sSEgO55lymQnM84YEtFbQkxLwSIzTxgWLDKpE.css

526 ms

css_PGbJgHCUCBf4dg7K9Kt8aAwsApndP4GZ9RuToPy3-Fk.css

767 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 67% of them (14 requests) were addressed to the original Baivan.net, 29% (6 requests) were made to Cdnjs.cloudflare.com and 5% (1 request) were made to Api.cdnjs.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Baivan.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.6 kB (38%)

Content Size

404.2 kB

After Optimization

252.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Baivan.net main page is 404.2 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. 20% of websites need less resources to load. Images take 173.9 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 31.9 kB

  • Original 37.3 kB
  • After minification 32.9 kB
  • After compression 5.4 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 4.4 kB, which is 12% 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 31.9 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 173.9 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.

JavaScript Optimization

-21%

Potential reduce by 11.5 kB

  • Original 54.7 kB
  • After minification 54.7 kB
  • After compression 43.2 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 11.5 kB or 21% of the original size.

CSS Optimization

-78%

Potential reduce by 108.2 kB

  • Original 138.3 kB
  • After minification 135.3 kB
  • After compression 30.1 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. Baivan.net needs all CSS files to be minified and compressed as it can save up to 108.2 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (68%)

Requests Now

19

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Baivan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

baivan.net accessibility score

80

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

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.

Best Practices

baivan.net 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

baivan.net SEO score

86

Search Engine Optimization Advices

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

    VI

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

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