Access elib.tdmu.edu.vn. Danh mục tài liệu - Thư viện số Trường Đại Học Thủ Dầu Một

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value11.7 s

0/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value9.3 s

31/100

10%

elib.tdmu.edu.vn

1126 ms

css

19 ms

generalnew.css

503 ms

tp_3col_defaultnew.css

511 ms

schoolnew.css

518 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 80% of them (39 requests) were addressed to the original Elib.tdmu.edu.vn, 8% (4 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Elib.tdmu.edu.vn.

Content Size

661.2 kB

After Optimization

402.9 kB

In fact, the total size of Elib.tdmu.edu.vn main page is 661.2 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. 45% of websites need less resources to load. Images take 297.0 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 82.1 kB

Original 98.2 kB
After minification 85.2 kB
After compression 16.1 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 13.0 kB, which is 13% 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 82.1 kB or 84% of the original size.

Image Optimization

-3%

Potential reduce by 9.0 kB

Original 297.0 kB
After minification 288.0 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. Elib Tdmu images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 166.8 kB

Original 253.2 kB
After minification 253.2 kB
After compression 86.4 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 166.8 kB or 66% of the original size.

CSS Optimization

-3%

Potential reduce by 416 B

Original 12.8 kB
After minification 12.8 kB
After compression 12.4 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. Elib.tdmu.edu.vn has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Elib Tdmu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links are not crawlable

High

Page is blocked from indexing

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

High

Image elements do not have [alt] attributes

High

Document uses plugins

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 Elib.tdmu.edu.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 Elib.tdmu.edu.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

elib.tdmu.edu.vn

Open Graph description is not detected on the main page of Elib Tdmu. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Danh mục tài liệu - Thư viện số Trường Đại Học Thủ Dầu Một

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

elib.tdmu.edu.vn

css

generalnew.css

tp_3col_defaultnew.css

schoolnew.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

elib.tdmu.edu.vn

css

generalnew.css

tp_3col_defaultnew.css

schoolnew.css

popup.css

jquery-1.2.6.js

common.js

js

ajax_core.js

caobox.js

0.gif

new.png

bg.png

banner_tdmu.jpg

board.png

1121706587.jpg

1814540556.jpg

1734910_358.jpg

1900834626.jpg

1576923846.jpg

2121490057.jpg

1083618388.jpg

1694387079.jpg

709579986.jpg

2005518120.jpg

620701004.jpg

376697540.jpg

2083917266.jpg

584912492.jpg

98498195.jpg

paginate_pre.gif

paginate_next.gif

huong-dan_thuvienbrvt.png

0_1422497499.jpg

0_1422496287.jpg

0_1422495195.jpg

0_1422494663.jpg

957884635.jpg

dlib.png

bg_bottom_194x3.gif

bg_143x173.gif

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