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51tongji.net screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

51tongji.net

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Page Load Speed

20.6 sec in total

First Response

846 ms

Resources Loaded

19 sec

Page Rendered

808 ms

51tongji.net screenshot

About Website

Welcome to 51tongji.net homepage info - get ready to check 51 Tongji best content right away, or after learning these important things about 51tongji.net

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Visit 51tongji.net

Key Findings

We analyzed 51tongji.net page load time and found that the first response time was 846 ms and then it took 19.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

51tongji.net performance score

0

Network Requests Diagram

51tongji.net

846 ms

common.css

742 ms

home.css

1608 ms

M.js

736 ms

jquery-1.js

1150 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 72% of them (49 requests) were addressed to the original 51tongji.net, 6% (4 requests) were made to Apps.qq.com and 4% (3 requests) were made to Yun.51tongji.cn. The less responsive or slowest element that took the longest time to load (8.5 sec) relates to the external source Cnzz.mmstat.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 271.6 kB (34%)

Content Size

802.5 kB

After Optimization

530.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 51tongji.net main page is 802.5 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. 30% of websites need less resources to load. Images take 452.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 27.6 kB

  • Original 35.9 kB
  • After minification 28.9 kB
  • After compression 8.3 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 7.0 kB, which is 20% 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 27.6 kB or 77% of the original size.

Image Optimization

-7%

Potential reduce by 32.2 kB

  • Original 452.1 kB
  • After minification 420.0 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. 51 Tongji images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 179.4 kB

  • Original 272.9 kB
  • After minification 266.7 kB
  • After compression 93.5 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 179.4 kB or 66% of the original size.

CSS Optimization

-78%

Potential reduce by 32.4 kB

  • Original 41.6 kB
  • After minification 41.2 kB
  • After compression 9.2 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. 51tongji.net needs all CSS files to be minified and compressed as it can save up to 32.4 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (18%)

Requests Now

65

After Optimization

53

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 51 Tongji. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

51tongji.net

51tongji.net

846 ms

common.css

common.css

742 ms

home.css

home.css

1608 ms

M.js

M.js

736 ms

jquery-1.js

jquery-1.js

1150 ms

13987741999331.jpg

13987741999331.jpg

791 ms

1398774568808.jpg

1398774568808.jpg

839 ms

13987746284182.jpg

13987746284182.jpg

1442 ms

51tongji.js

51tongji.js

1730 ms

counseling_style_51.png

counseling_style_51.png

730 ms

erweima.png

erweima.png

3826 ms

search_bg.png

search_bg.png

1636 ms

sprite-n.png

sprite-n.png

389 ms

logo.png

logo.png

634 ms

nav-cur.png

nav-cur.png

703 ms

14314809706068.jpg

14314809706068.jpg

697 ms

14273806319255.jpg

14273806319255.jpg

1569 ms

142310410936.jpg

142310410936.jpg

1029 ms

142293542643.jpg

142293542643.jpg

1333 ms

indexlogin.php

indexlogin.php

1956 ms

lin_new_bottom.jpg

lin_new_bottom.jpg

1359 ms

laba.png

laba.png

1359 ms

ico-1.png

ico-1.png

1622 ms

line1.png

line1.png

1935 ms

ico-2.png

ico-2.png

2000 ms

ico-3.png

ico-3.png

2013 ms

ico-4.png

ico-4.png

2164 ms

ico-5.png

ico-5.png

2232 ms

ico-6.png

ico-6.png

2264 ms

ico-7.png

ico-7.png

2578 ms

ico-8.png

ico-8.png

2663 ms

ico-9.png

ico-9.png

2682 ms

ico-10.png

ico-10.png

2838 ms

ico-11.png

ico-11.png

4024 ms

ico-12.png

ico-12.png

4043 ms

ico-13.png

ico-13.png

3376 ms

ico-14.png

ico-14.png

3005 ms

ico-15.png

ico-15.png

3673 ms

ico-16.png

ico-16.png

3547 ms

ico-17.png

ico-17.png

6096 ms

ico-18.png

ico-18.png

4425 ms

ico-19.png

ico-19.png

4591 ms

ico-20.png

ico-20.png

5755 ms

gallery_icon.png

gallery_icon.png

5093 ms

footer.jpg

footer.jpg

4824 ms

service_call.gif

service_call.gif

6137 ms

cnzz.jpg

cnzz.jpg

675 ms

h.js

h.js

881 ms

flash_bg.jpg

flash_bg.jpg

5297 ms

banner01.jpg

banner01.jpg

5858 ms

cnzz-smart.php

cnzz-smart.php

1876 ms

109854.js

109854.js

1863 ms

21.gif

21.gif

1251 ms

hm.gif

hm.gif

471 ms

stat.php

stat.php

3221 ms

jquery-1.9.0.min.js

jquery-1.9.0.min.js

2802 ms

z12-cnzzcom-code-cnzzcomstat-htm.ccymf.com

z12-cnzzcom-code-cnzzcomstat-htm.ccymf.com

2134 ms

stat.htm

stat.htm

289 ms

core.php

core.php

2480 ms

show_fel

show_fel

1145 ms

icon_3.png

icon_3.png

3241 ms

9.gif

9.gif

8516 ms

bg_online_service.png

bg_online_service.png

430 ms

sprites-high3.png

sprites-high3.png

727 ms

show_fel

show_fel

523 ms

show_fel

show_fel

501 ms

app.gif

app.gif

1311 ms

show_fel

show_fel

494 ms

SEO Factors

51tongji.net SEO score

0

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 51tongji.net can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that 51tongji.net 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

51tongji.net

Open Graph description is not detected on the main page of 51 Tongji. 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: