Tools & Wizards About Us
vovtin.com screenshot

Report Summary

  • 0

    Performance

  • 45

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

vovtin.com

vovtin.com

Page Load Speed

2.9 sec in total

First Response

378 ms

Resources Loaded

2.4 sec

Page Rendered

155 ms

vovtin.com screenshot

About Website

Click here to check amazing Vovtin content for Vietnam. Otherwise, check out these important facts you probably never knew about vovtin.com

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Key Findings

We analyzed Vovtin.com page load time and found that the first response time was 378 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

vovtin.com performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0

0/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value0

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value0

0/100

10%

Network Requests Diagram

index.php

378 ms

push.js

431 ms

common.js

70 ms

tj.js

136 ms

hm.js

1454 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that 43% of them (3 requests) were addressed to the original Vovtin.com, 29% (2 requests) were made to Hm.baidu.com and 14% (1 request) were made to Push.zhanzhang.baidu.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 kB (40%)

Content Size

3.1 kB

After Optimization

1.9 kB

  • HTML
  • JavaScript

In fact, the total size of Vovtin.com main page is 3.1 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 1.6 kB which makes up the majority of the site volume.

HTML Optimization

-50%

Potential reduce by 796 B

  • Original 1.6 kB
  • After minification 1.6 kB
  • After compression 810 B

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 796 B or 50% of the original size.

JavaScript Optimization

-29%

Potential reduce by 441 B

  • Original 1.5 kB
  • After minification 1.4 kB
  • After compression 1.1 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 441 B or 29% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (80%)

Requests Now

5

After Optimization

1

  • JavaScript

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vovtin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

index.php

index.php

378 ms

push.js

push.js

431 ms

common.js

common.js

70 ms

tj.js

tj.js

136 ms

hm.js

hm.js

1454 ms

hm.js

hm.js

1453 ms

index.php

index.php

441 ms

Accessibility Review

vovtin.com accessibility score

45

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

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

vovtin.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

vovtin.com SEO score

92

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vovtin.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Vovtin.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

vovtin.com

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