Tools & Wizards About Us

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

poly.tailieu.vn

Danh mục tài liệu - Thư viện số Cao đẳng thực hành FPT – Polytechnic Đà Nẵng

Page Load Speed

8.3 sec in total

First Response

1.7 sec

Resources Loaded

6.4 sec

Page Rendered

236 ms

About Website

Click here to check amazing Poly Tailieu content for Vietnam. Otherwise, check out these important facts you probably never knew about poly.tailieu.vn

Hàng ngàn tài liệu, luận văn, bài giảng, giáo trình thuộc danh mục hay và cập nhật - Tại thư viện số Cao đẳng thực hành FPT – Polytechnic Đà Nẵng

Visit poly.tailieu.vn

Key Findings

We analyzed Poly.tailieu.vn page load time and found that the first response time was 1.7 sec and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

poly.tailieu.vn performance score

0

Network Requests Diagram

poly.tailieu.vn

1697 ms

general.css

2011 ms

tp_3col_default.css

2013 ms

general_template02.css

2016 ms

school.css

2039 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Poly.tailieu.vn, 59% (44 requests) were made to Static.dlib.vn and 25% (19 requests) were made to Image.dlib.vn. The less responsive or slowest element that took the longest time to load (2.7 sec) relates to the external source Image.dlib.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 315.1 kB (47%)

Content Size

664.7 kB

After Optimization

349.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Poly.tailieu.vn main page is 664.7 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. 35% of websites need less resources to load. Javascripts take 264.5 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 81.6 kB

  • Original 96.3 kB
  • After minification 79.0 kB
  • After compression 14.7 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 17.3 kB, which is 18% 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 81.6 kB or 85% of the original size.

Image Optimization

-5%

Potential reduce by 12.1 kB

  • Original 233.9 kB
  • After minification 221.8 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. Poly Tailieu images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 171.8 kB

  • Original 264.5 kB
  • After minification 264.5 kB
  • After compression 92.7 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 171.8 kB or 65% of the original size.

CSS Optimization

-71%

Potential reduce by 49.7 kB

  • Original 70.0 kB
  • After minification 65.1 kB
  • After compression 20.3 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. Poly.tailieu.vn needs all CSS files to be minified and compressed as it can save up to 49.7 kB or 71% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (40%)

Requests Now

73

After Optimization

44

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Poly Tailieu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

SEO Factors

poly.tailieu.vn SEO score

0

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 Poly.tailieu.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 Poly.tailieu.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

Open Graph description is not detected on the main page of Poly Tailieu. 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: