Access nhasachtructuyen.com. Nhà Sách Trực Tuyến Online - Ebook Free

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value10.2 s

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value950 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0.315

37/100

15%

TTI (Time to Interactive)

Value12.0 s

16/100

10%

nhasachtructuyen.com

106 ms

style.min.css

406 ms

style.css

318 ms

rs6.css

400 ms

colorbox.css

320 ms

Our browser made a total of 100 requests to load all elements on the main page. We found that 93% of them (93 requests) were addressed to the original Nhasachtructuyen.com, 2% (2 requests) were made to Fonts.googleapis.com and 1% (1 request) were made to Stats.wp.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Nhasachtructuyen.com.

Content Size

1.3 MB

After Optimization

848.2 kB

In fact, the total size of Nhasachtructuyen.com main page is 1.3 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. 65% of websites need less resources to load. HTML takes 390.2 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 349.7 kB

Original 390.2 kB
After minification 331.8 kB
After compression 40.4 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 58.4 kB, which is 15% 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 349.7 kB or 90% of the original size.

Image Optimization

-1%

Potential reduce by 3.3 kB

Original 350.0 kB
After minification 346.7 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. Nhasachtructuyen images are well optimized though.

JavaScript Optimization

-19%

Potential reduce by 70.3 kB

Original 367.9 kB
After minification 367.9 kB
After compression 297.6 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 70.3 kB or 19% of the original size.

CSS Optimization

-29%

Potential reduce by 67.5 kB

Original 231.1 kB
After minification 231.1 kB
After compression 163.5 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. Nhasachtructuyen.com needs all CSS files to be minified and compressed as it can save up to 67.5 kB or 29% of the original size.

Requests Now

After Optimization

The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nhasachtructuyen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 13 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

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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

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 doesn't use legible font sizes

Language and Encoding

Language Detected

EN
Language Claimed

VI
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nhasachtructuyen.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Vietnamese language. Our system also found out that Nhasachtructuyen.com 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

nhasachtructuyen.com

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

Nhà Sách Trực Tuyến Online - Ebook Free - NHÀ SÁCH TRỰC TUYẾN

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

nhasachtructuyen.com

style.min.css

style.css

rs6.css

colorbox.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

nhasachtructuyen.com

style.min.css

style.css

rs6.css

colorbox.css

css2

font-electro.css

all.min.css

animate.min.css

jquery.mCustomScrollbar.css

style.min.css

green.min.css

wp-polyfill-inert.min.js

regenerator-runtime.min.js

wp-polyfill.min.js

hooks.min.js

w.js

jquery.min.js

jquery-migrate.min.js

rbtools.min.js

rs6.min.js

jquery.blockUI.min.js

add-to-cart.min.js

js.cookie.min.js

woocommerce.min.js

woocommerce-add-to-cart.js

kk-script.js

css

wc-blocks.css

jquery.selectBox.min.js

jquery.prettyPhoto.min.js

jquery.yith-wcwl.min.js

sourcebuster.min.js

order-attribution.min.js

woocompare.min.js

jquery.colorbox-min.js

bootstrap.bundle.min.js

jquery.waypoints.min.js

waypoints-sticky.min.js

jquery.easing.min.js

scrollup.min.js

bootstrap-hover-dropdown.min.js

jquery.mCustomScrollbar.js