Tools & Wizards About Us

Report Summary

  • 46

    Performance

    Renders faster than
    64% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

techknowledge.vn

Trang chủ - TechKnowledge - Tikay Corporation - Thiết kế và Giải pháp website chuyên nghiệp

Page Load Speed

5.5 sec in total

First Response

1.1 sec

Resources Loaded

4.3 sec

Page Rendered

94 ms

About Website

Welcome to techknowledge.vn homepage info - get ready to check Tech Knowledge best content right away, or after learning these important things about techknowledge.vn

thiet ke giai phap website chuyen nghiep, công ty thiết kế web uy tín techknowledge, những công ty thiết kế web hàng đầu tại việt nam, nhà cung cấp website chuyên nghiệp, các gói web hiệu quả nhất, we...

Visit techknowledge.vn

Key Findings

We analyzed Techknowledge.vn page load time and found that the first response time was 1.1 sec and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

techknowledge.vn performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value330 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value8.9 s

35/100

10%

Network Requests Diagram

techknowledge.vn

1128 ms

index.css

838 ms

reset.css

818 ms

ui.css

821 ms

paging.css

818 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 91% of them (39 requests) were addressed to the original Techknowledge.vn, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Techknowledge.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 62.9 kB (10%)

Content Size

655.2 kB

After Optimization

592.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Techknowledge.vn main page is 655.2 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. 25% of websites need less resources to load. Images take 533.4 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 18.2 kB

  • Original 23.8 kB
  • After minification 21.6 kB
  • After compression 5.7 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 18.2 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 7.8 kB

  • Original 533.4 kB
  • After minification 525.5 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. Tech Knowledge images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 33.7 kB

  • Original 87.8 kB
  • After minification 87.8 kB
  • After compression 54.1 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 33.7 kB or 38% of the original size.

CSS Optimization

-31%

Potential reduce by 3.1 kB

  • Original 10.2 kB
  • After minification 10.2 kB
  • After compression 7.0 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. Techknowledge.vn needs all CSS files to be minified and compressed as it can save up to 3.1 kB or 31% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (42%)

Requests Now

38

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tech Knowledge. 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 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

techknowledge.vn accessibility score

78

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

Form elements do not have associated labels

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

techknowledge.vn 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

SEO Factors

techknowledge.vn SEO score

69

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Techknowledge.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese 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 Techknowledge.vn 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 Tech Knowledge. 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: