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poly.tailieu.vn screenshot

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

poly.tailieu.vn screenshot

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

poly.tailieu.vn

poly.tailieu.vn

1697 ms

general.css

general.css

2011 ms

tp_3col_default.css

tp_3col_default.css

2013 ms

general_template02.css

general_template02.css

2016 ms

school.css

school.css

2039 ms

popup.css

popup.css

2017 ms

jquery-1.2.6.js

jquery-1.2.6.js

2260 ms

common.js

common.js

2253 ms

ajax_core.js

ajax_core.js

2253 ms

caobox.js

caobox.js

2254 ms

tcdn_a2_ch4_1563.jpg

tcdn_a2_ch4_1563.jpg

1922 ms

online

online

153 ms

0.gif

0.gif

19 ms

kt223_0329.jpg

kt223_0329.jpg

1927 ms

poly_1334550782.jpg

poly_1334550782.jpg

1919 ms

7831346398055.jpg

7831346398055.jpg

1933 ms

21_kynangquantrichienluoc_9544_2866.jpg

21_kynangquantrichienluoc_9544_2866.jpg

1933 ms

511338782368.jpg

511338782368.jpg

1939 ms

3051338782285.jpg

3051338782285.jpg

2174 ms

8451338782283.jpg

8451338782283.jpg

2171 ms

bai9_5251.jpg

bai9_5251.jpg

2196 ms

9071346039729.jpg

9071346039729.jpg

2184 ms

9351345619980.jpg

9351345619980.jpg

2195 ms

abc_8417.jpg

abc_8417.jpg

2214 ms

2031338006370.jpg

2031338006370.jpg

2434 ms

chuong_3_nctt_trong_mkt_qt_7778.jpg

chuong_3_nctt_trong_mkt_qt_7778.jpg

2419 ms

phan_tich_va_quyet_dinh_dau_tu_7286.jpg

phan_tich_va_quyet_dinh_dau_tu_7286.jpg

2449 ms

poly_C01_1334568831.jpg

poly_C01_1334568831.jpg

2456 ms

poly_C01_1334567506.jpg

poly_C01_1334567506.jpg

2455 ms

poly_C01_1334566735.jpg

poly_C01_1334566735.jpg

2464 ms

poly_C01_1334568289.jpg

poly_C01_1334568289.jpg

2664 ms

header_dhfpt-polytechnic2.jpg

header_dhfpt-polytechnic2.jpg

1283 ms

bgmenu.gif

bgmenu.gif

272 ms

bg_main_search.gif

bg_main_search.gif

285 ms

icon_01.gif

icon_01.gif

261 ms

btn_tim.gif

btn_tim.gif

284 ms

blank.gif

blank.gif

290 ms

btn_upload.gif

btn_upload.gif

492 ms

new.png

new.png

510 ms

pdf16x16.gif

pdf16x16.gif

530 ms

ppt16x16.gif

ppt16x16.gif

532 ms

paginate_pre.gif

paginate_pre.gif

537 ms

paginate_next.gif

paginate_next.gif

737 ms

bg_title_commin.gif

bg_title_commin.gif

757 ms

img_tailieu_footer.gif

img_tailieu_footer.gif

774 ms

bg_200x32.gif

bg_200x32.gif

774 ms

bg_arrow_menu.gif

bg_arrow_menu.gif

783 ms

bg_bottom_200x3.gif

bg_bottom_200x3.gif

974 ms

img_tailieu2.png

img_tailieu2.png

995 ms

bg_680x230.gif

bg_680x230.gif

1010 ms

btn_next_pre.gif

btn_next_pre.gif

1021 ms

bg_143x173.gif

bg_143x173.gif

1036 ms

bg_title_commin.gif

bg_title_commin.gif

1211 ms

bg_active_300x25.gif

bg_active_300x25.gif

1228 ms

bg_156x24.gif

bg_156x24.gif

1241 ms

icon_search_book.gif

icon_search_book.gif

1254 ms

bg_300x21.gif

bg_300x21.gif

1268 ms

bg_300x21.gif

bg_300x21.gif

1455 ms

bg_arrow_blue_7x4.gif

bg_arrow_blue_7x4.gif

1474 ms

bg_book.gif

bg_book.gif

1485 ms

btn_download.gif

btn_download.gif

1500 ms

source3.jpg

source3.jpg

1501 ms

bg_top_col_right_200.gif

bg_top_col_right_200.gif

1511 ms

bg_bottom_194x3.gif

bg_bottom_194x3.gif

1702 ms

bg_194x30.gif

bg_194x30.gif

1709 ms

bg_bottom_col_right_200.gif

bg_bottom_col_right_200.gif

1719 ms

loader.js

loader.js

12 ms

widget.txt

widget.txt

59 ms

subiz-widget-view.css

subiz-widget-view.css

88 ms

35571

35571

106 ms

init

init

155 ms

cross-storage.html

cross-storage.html

67 ms

avatar-chat.png

avatar-chat.png

71 ms

logo-icon.png

logo-icon.png

157 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

218 ms

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

poly.tailieu.vn

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: