Access dotnetguru.org. Trang tin tức lập trình - công nghệ cập nhật liên tục

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value13.0 s

13/100

10%

dotnetguru.org

1498 ms

wp-emoji-release.min.js

293 ms

style.min.css

294 ms

style.css

45 ms

css.css

276 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 91% of them (58 requests) were addressed to the original Dotnetguru.org, 3% (2 requests) were made to Cdn.jsdelivr.net and 3% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Dotnetguru.org.

Content Size

2.8 MB

After Optimization

2.6 MB

In fact, the total size of Dotnetguru.org main page is 2.8 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. 35% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 89.5 kB

Original 107.5 kB
After minification 97.9 kB
After compression 18.0 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 89.5 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 60.3 kB

Original 2.1 MB
After minification 2.0 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. Dotnetguru images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.7 kB

Original 486.7 kB
After minification 486.7 kB
After compression 485.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-6%

Potential reduce by 4.7 kB

Original 82.7 kB
After minification 80.7 kB
After compression 78.0 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. Dotnetguru.org has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dotnetguru. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

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.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

VI
Language Claimed

VI
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dotnetguru.org can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Dotnetguru.org 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

dotnetguru.org

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Trang tin tức lập trình - công nghệ cập nhật liên tục - Dotnetguru

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

dotnetguru.org

wp-emoji-release.min.js

style.min.css

style.css

css.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

dotnetguru.org

wp-emoji-release.min.js

style.min.css

style.css

css.css

styles.css

style.min.css

screen.min.css

fl-icons.css

easy-social-share-buttons.css

styles.css

flatsome.css

flatsome-shop.css

style.css

jquery.js

jquery-migrate.min.js

font-awesome.min.css

email-decode.min.js

scripts.js

jquery.blockUI.min.js

add-to-cart.min.js

js.cookie.min.js

woocommerce.min.js

cart-fragments.min.js

flatsome-live-search.js

hoverIntent.min.js

flatsome.js

woocommerce.js

wp-embed.min.js

zxcvbn-async.min.js

password-strength-meter.min.js

password-strength-meter.min.js

webfont.js

logo-dotnetguru-01.png

blockchain.png

thumb-website.jpg

thumb-mobile.jpg

thumb-game.jpg

thumb-ai.jpg

trang-tin-tuc-lap-trinh-dotnetguru.jpeg

logo-android.jpg

logo-apple.jpg

logo-aspnet.jpg