Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 0

    Best Practices

  • 71

    SEO

    Google-friendlier than
    30% of websites

Page Load Speed

7.8 sec in total

First Response

1.4 sec

Resources Loaded

4.8 sec

Page Rendered

1.6 sec

sonweb1988.blogtiengviet.net screenshot

About Website

Welcome to sonweb1988.blogtiengviet.net homepage info - get ready to check Sonweb 1988 Blogtiengviet best content for Vietnam right away, or after learning these important things about sonweb1988.blogtiengviet.net

Visit sonweb1988.blogtiengviet.net

Key Findings

We analyzed Sonweb1988.blogtiengviet.net page load time and found that the first response time was 1.4 sec and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

sonweb1988.blogtiengviet.net performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

9/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value830 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.066

97/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

sonweb1988.blogtiengviet.net

1432 ms

jsapi

54 ms

jquery.min.js

91 ms

jquery-ui.css

56 ms

jquery-ui.min.js

88 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 22% of them (10 requests) were addressed to the original Sonweb1988.blogtiengviet.net, 42% (19 requests) were made to Blogtiengviet.net and 7% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Sonweb.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 241.7 kB (20%)

Content Size

1.2 MB

After Optimization

960.9 kB

In fact, the total size of Sonweb1988.blogtiengviet.net main page is 1.2 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. 30% of websites need less resources to load. Images take 910.3 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 111.3 kB

  • Original 135.6 kB
  • After minification 125.1 kB
  • After compression 24.3 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 111.3 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 18.6 kB

  • Original 910.3 kB
  • After minification 891.7 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. Sonweb 1988 Blogtiengviet images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 99.4 kB

  • Original 138.3 kB
  • After minification 92.9 kB
  • After compression 38.9 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 99.4 kB or 72% of the original size.

CSS Optimization

-67%

Potential reduce by 12.3 kB

  • Original 18.3 kB
  • After minification 14.3 kB
  • After compression 6.1 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. Sonweb1988.blogtiengviet.net needs all CSS files to be minified and compressed as it can save up to 12.3 kB or 67% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (64%)

Requests Now

42

After Optimization

15

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sonweb 1988 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 14 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sonweb1988.blogtiengviet.net accessibility score

53

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

Form elements do not have associated labels

High

Links do not have a discernible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

SEO Factors

sonweb1988.blogtiengviet.net SEO score

71

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

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

    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 Sonweb1988.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 Sonweb1988.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

Open Graph description is not detected on the main page of Sonweb 1988 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: