Thư Viện Giáo án-bài Giảng-đề Thi Tải Miễn Phí Từ Nslide - Accessify

Report Summary

• 45

  Performance

  Renders faster than 64% of other websites

• 79

  Accessibility

  Visual factors better than that of 47% of websites

• 75

  Best Practices

  More advanced features available than in 35% of websites

• 92

  SEO

  Google-friendlier than 74% of websites

nslide.com Thư viện Giáo án-bài giảng-đề thi tải miễn phí từ nslide

Page Load Speed

3.6 sec in total

First Response

841 ms

Resources Loaded

2.5 sec

Page Rendered

258 ms

About Website

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

Đạo đức 3. hoc tập đúng giờ Mất hàng trăm triệu đồng khi vay tiền online Trường Tiểu học Xuân Hội tổ chức thành công hội nghị triển khai nhiệm vụ năm học 2021-2022 Những pha 'trả miếng' hài hước của n...

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Key Findings

We analyzed Nslide.com page load time and found that the first response time was 841 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

nslide.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value24.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value24.3 s

0/100

25%

SI (Speed Index)

Value50.7 s

0/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value24.4 s

0/100

10%

Network Requests Diagram

nslide.com

841 ms

newcss.min.css

1368 ms

adsbygoogle.js

8 ms

logohome.png

783 ms

plusone.js

56 ms

View All Requests

Our browser made a total of 33 requests to load all elements on the main page. We found that 9% of them (3 requests) were addressed to the original Nslide.com, 24% (8 requests) were made to Apis.google.com and 15% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Nslide.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 99.1 kB (27%)

Content Size

371.5 kB

After Optimization

272.4 kB

• HTML
• Images
• JavaScript
• CSS

In fact, the total size of Nslide.com main page is 371.5 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. 50% of websites need less resources to load. Images take 166.0 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 62.3 kB

• Original 69.7 kB
• After minification 36.1 kB
• After compression 7.5 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 33.6 kB, which is 48% 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 62.3 kB or 89% of the original size.

Image Optimization

-1%

Potential reduce by 1.8 kB

• Original 166.0 kB
• After minification 164.2 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. Nslide images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 12.6 kB

• Original 107.2 kB
• After minification 107.1 kB
• After compression 94.6 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 12.6 kB or 12% of the original size.

CSS Optimization

-79%

Potential reduce by 22.4 kB

• Original 28.5 kB
• After minification 28.5 kB
• After compression 6.1 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. Nslide.com needs all CSS files to be minified and compressed as it can save up to 22.4 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (48%)

Requests Now

31

After Optimization

16

• AJAX
• Images
• JavaScript
• CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nslide. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

nslide.com

nslide.com

841 ms

newcss.min.css

newcss.min.css

1368 ms

adsbygoogle.js

adsbygoogle.js

8 ms

logohome.png

logohome.png

783 ms

plusone.js

plusone.js

56 ms

ca-pub-2017507256070991.js

ca-pub-2017507256070991.js

68 ms

zrt_lookup.html

zrt_lookup.html

77 ms

show_ads_impl.js

show_ads_impl.js

76 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

11 ms

analytics.js

analytics.js

25 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

34 ms

fastbutton

fastbutton

93 ms

collect

collect

54 ms

ads

ads

215 ms

postmessageRelay

postmessageRelay

54 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

39 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

38 ms

osd.js

osd.js

33 ms

grlryt2bdKIyfMSOhzd1eA.woff

grlryt2bdKIyfMSOhzd1eA.woff

61 ms

ads

ads

271 ms

ads

ads

241 ms

3193398744-postmessagerelay.js

3193398744-postmessagerelay.js

59 ms

rpc:shindig_random.js

rpc:shindig_random.js

51 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

3 ms

abg.js

abg.js

23 ms

8366839235869885871

8366839235869885871

27 ms

s

s

64 ms

redir.html

redir.html

113 ms

m_js_controller.js

m_js_controller.js

22 ms

x_button_blue2.png

x_button_blue2.png

64 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

73 ms

54924787192231401

54924787192231401

48 ms

fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js

fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js

4 ms

Accessibility Review

nslide.com accessibility score

79

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Buttons do not have an accessible name

High

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

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

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

nslide.com best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

nslide.com SEO score

92

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

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

  

  VI

• Language Claimed

  

  EN

• Encoding

  UTF-8

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

nslide.com

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