Access amazingmath.vn. Amazingmath.vn - Nền tảng học toán hàng đầu Việt Nam

name

value

score

weighting

FCP (First Contentful Paint)

Value9.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value14.4 s

0/100

25%

SI (Speed Index)

Value15.4 s

1/100

10%

TBT (Total Blocking Time)

Value1,070 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0.352

31/100

15%

TTI (Time to Interactive)

Value24.7 s

0/100

10%

amazingmath.vn

796 ms

amazingmath.vn

1667 ms

plugins.css

798 ms

search.css

1047 ms

style.css

1052 ms

Our browser made a total of 108 requests to load all elements on the main page. We found that 77% of them (83 requests) were addressed to the original Amazingmath.vn, 13% (14 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Amazingmath.vn.

Content Size

7.0 MB

After Optimization

5.3 MB

In fact, the total size of Amazingmath.vn main page is 7.0 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. 80% 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 5.3 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 117.7 kB

Original 130.7 kB
After minification 85.0 kB
After compression 13.0 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. This page needs HTML code to be minified as it can gain 45.7 kB, which is 35% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 117.7 kB or 90% of the original size.

Image Optimization

-5%

Potential reduce by 281.9 kB

Original 5.3 MB
After minification 5.0 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. Amazingmath images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 456.0 kB

Original 622.2 kB
After minification 576.5 kB
After compression 166.2 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 456.0 kB or 73% of the original size.

CSS Optimization

-88%

Potential reduce by 770.1 kB

Original 879.2 kB
After minification 750.1 kB
After compression 109.1 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. Amazingmath.vn needs all CSS files to be minified and compressed as it can save up to 770.1 kB or 88% of the original size.

Requests Now

After Optimization

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Amazingmath. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Amazingmath.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 Amazingmath.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

amazingmath.vn

Open Graph data is detected on the main page of Amazingmath. 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

Amazingmath.vn - Nền tảng học toán hàng đầu Việt Nam

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

amazingmath.vn

amazingmath.vn

plugins.css

search.css

style.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

amazingmath.vn

amazingmath.vn

plugins.css

search.css

style.css

styles.css

animate.min.css

js

footer.css

jquery.min.js

modernizr.js

bootstrap.min.js

nav-menu.js

search.js

easy.responsive.tabs.js

owl.carousel.min.js

jquery.counterup.min.js

jquery.stellar.min.js

waypoints.min.js

tabs.min.js

countdown.js

jquery.magnific-popup.min.js

isotope.pkgd.min.js

chart.min.js

map.js

main.js

jquery.form.min.js

jquery.rd-mailform.min.c.js

jquery.lazyload.js

js

bootstrap.min.css

animate.css

fontawesome-all.min.css

et-line.css

icomoon.css

magnific-popup.css

owl.carousel.min.css

owl.theme.default.min.css

xzoom.css

datepicker.css

default.css

nav-menu.css

mailform.css