Tools & Wizards About Us
buitranai.blogtiengviet.net screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 0

    Best Practices

  • 46

    SEO

    Google-friendlier than
    18% of websites

buitranai.blogtiengviet.net

Page Load Speed

40.6 sec in total

First Response

4.2 sec

Resources Loaded

23 sec

Page Rendered

13.4 sec

buitranai.blogtiengviet.net screenshot

About Website

Visit buitranai.blogtiengviet.net now to see the best up-to-date Buitranai Blogtiengviet content for Vietnam and also check out these interesting facts you probably never knew about buitranai.blogtiengviet.net

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Key Findings

We analyzed Buitranai.blogtiengviet.net page load time and found that the first response time was 4.2 sec and then it took 36.4 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

buitranai.blogtiengviet.net performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.2 s

1/100

10%

LCP (Largest Contentful Paint)

Value12.2 s

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value950 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value18.5 s

3/100

10%

Network Requests Diagram

buitranai.blogtiengviet.net

4224 ms

jsapi

270 ms

jquery.min.js

349 ms

jquery-ui.css

166 ms

jquery-ui.min.js

286 ms

Our browser made a total of 148 requests to load all elements on the main page. We found that 7% of them (10 requests) were addressed to the original Buitranai.blogtiengviet.net, 27% (40 requests) were made to Blogtiengviet.net and 4% (6 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (17.2 sec) relates to the external source Img.v3.news.zdn.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 957.6 kB (9%)

Content Size

11.0 MB

After Optimization

10.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Buitranai.blogtiengviet.net main page is 11.0 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. 60% of websites need less resources to load. Images take 10.1 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 178.6 kB

  • Original 225.5 kB
  • After minification 221.2 kB
  • After compression 46.9 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 178.6 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 285.6 kB

  • Original 10.1 MB
  • After minification 9.8 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. Buitranai Blogtiengviet images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 411.5 kB

  • Original 572.7 kB
  • After minification 527.0 kB
  • After compression 161.2 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 411.5 kB or 72% of the original size.

CSS Optimization

-85%

Potential reduce by 81.9 kB

  • Original 95.9 kB
  • After minification 79.6 kB
  • After compression 14.0 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. Buitranai.blogtiengviet.net needs all CSS files to be minified and compressed as it can save up to 81.9 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (31%)

Requests Now

139

After Optimization

96

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 139 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Buitranai Blogtiengviet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

buitranai.blogtiengviet.net

buitranai.blogtiengviet.net

4224 ms

jsapi

jsapi

270 ms

jquery.min.js

jquery.min.js

349 ms

jquery-ui.css

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166 ms

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286 ms

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818 ms

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27 ms

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81 ms

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5492 ms

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Accessibility Review

buitranai.blogtiengviet.net accessibility score

58

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

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

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>).

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.

SEO Factors

buitranai.blogtiengviet.net SEO score

46

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

High

robots.txt is not valid

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Buitranai.blogtiengviet.net can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Vietnamese. Our system also found out that Buitranai.blogtiengviet.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

buitranai.blogtiengviet.net

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