Report Summary

  • 26

    Performance

    Renders faster than
    46% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

xemhai.info

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Page Load Speed

64.2 sec in total

First Response

10.5 sec

Resources Loaded

43.5 sec

Page Rendered

10.2 sec

xemhai.info screenshot

About Website

Click here to check amazing Xemhai content for Vietnam. Otherwise, check out these important facts you probably never knew about xemhai.info

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Key Findings

We analyzed Xemhai.info page load time and found that the first response time was 10.5 sec and then it took 53.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

xemhai.info performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value1,170 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

xemhai.info

10537 ms

screen.css

505 ms

jquery.js

756 ms

smart_fixed.js

503 ms

lib.js

513 ms

Our browser made a total of 224 requests to load all elements on the main page. We found that 17% of them (38 requests) were addressed to the original Xemhai.info, 47% (106 requests) were made to Muahangvip.com and 11% (25 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Cdn.addnetwork.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 884.9 kB (21%)

Content Size

4.3 MB

After Optimization

3.4 MB

In fact, the total size of Xemhai.info main page is 4.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 70.2 kB

  • Original 82.2 kB
  • After minification 74.7 kB
  • After compression 12.0 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 70.2 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 243.9 kB

  • Original 3.3 MB
  • After minification 3.1 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. Xemhai images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 415.3 kB

  • Original 667.0 kB
  • After minification 642.0 kB
  • After compression 251.7 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 415.3 kB or 62% of the original size.

CSS Optimization

-85%

Potential reduce by 155.5 kB

  • Original 183.8 kB
  • After minification 164.6 kB
  • After compression 28.3 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. Xemhai.info needs all CSS files to be minified and compressed as it can save up to 155.5 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (20%)

Requests Now

215

After Optimization

173

The browser has sent 215 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Xemhai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

xemhai.info accessibility score

53

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

xemhai.info best practices score

58

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

xemhai.info SEO score

82

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

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 Xemhai.info 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 Xemhai.info 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 data is detected on the main page of Xemhai. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: