15.5 sec in total
1.4 sec
13.9 sec
202 ms
Visit ev.buaa.edu.cn now to see the best up-to-date Ev Buaa content for China and also check out these interesting facts you probably never knew about ev.buaa.edu.cn
Visit ev.buaa.edu.cnWe analyzed Ev.buaa.edu.cn page load time and found that the first response time was 1.4 sec and then it took 14.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
ev.buaa.edu.cn performance score
name
value
score
weighting
Value2.2 s
76/100
10%
Value55.5 s
0/100
25%
Value10.9 s
6/100
10%
Value40 ms
100/100
30%
Value0.325
35/100
15%
Value3.2 s
95/100
10%
1375 ms
252 ms
757 ms
754 ms
506 ms
Our browser made a total of 63 requests to load all elements on the main page. We found that 83% of them (52 requests) were addressed to the original Ev.buaa.edu.cn, 6% (4 requests) were made to V3.jiathis.com and 3% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (10.5 sec) relates to the external source Ers.baidu.com.
Page size can be reduced by 344.2 kB (23%)
1.5 MB
1.2 MB
In fact, the total size of Ev.buaa.edu.cn main page is 1.5 MB. 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. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 16.4 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 3.4 kB, which is 16% 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 16.4 kB or 75% of the original size.
Potential reduce by 77.3 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. Ev Buaa images are well optimized though.
Potential reduce by 201.2 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 201.2 kB or 68% of the original size.
Potential reduce by 49.4 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. Ev.buaa.edu.cn needs all CSS files to be minified and compressed as it can save up to 49.4 kB or 87% of the original size.
Number of requests can be reduced by 18 (30%)
61
43
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ev Buaa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.
ev.buaa.edu.cn
1375 ms
index.css
252 ms
jquery-1.8.3.min.js
757 ms
jquery.nicescroll.js
754 ms
js.js
506 ms
_sitegray_d.css
503 ms
_sitegray.js
500 ms
counter.js
749 ms
dynclicks.js
751 ms
jia.js
2524 ms
openlink.js
749 ms
base64.js
750 ms
formfunc.js
999 ms
bor.jpg
255 ms
navvisit1.jpg
252 ms
navvisit2.jpg
257 ms
navvisit3.jpg
254 ms
icon1.jpg
476 ms
icon2.jpg
502 ms
icon3.jpg
504 ms
logo1.jpg
505 ms
B5EF2809B7E91F46CD8FDE4613F_F80B3929_306E9.jpg
1744 ms
33912681E4C7136C1DA872EA485_8324F0C0_2E818.jpg
1742 ms
imain2img2.jpg
725 ms
0E4D4C4A973D825CFB0BD01B137_7E641518_38AB2.jpg
1988 ms
imain2img4.jpg
753 ms
event.png
751 ms
main4tit.png
975 ms
89B50BE5909867F4B480439C23F_32106B49_1BEC0.jpg
1991 ms
5C03F059A2A6F7BAA13C66D583F_645C541D_16190.jpg
1515 ms
up.png
1225 ms
CC4D14DAE2A9ED05F196692368E_B05D4068_11F3F.jpg
2217 ms
downimg.png
1776 ms
178E950E6273D45F4780F2FA247_23EE86BF_1FFFF.jpg
2253 ms
footerlogo.jpg
1993 ms
get.png
2015 ms
imain5img.png
2239 ms
rightnav1.png
2242 ms
rightnavtxt.png
2244 ms
rightnav2.png
2264 ms
rightnavtxt2.png
2466 ms
rightnav3.png
2488 ms
rightnavtxt3.png
2495 ms
rightnav4.png
2495 ms
rightnavtxt4.png
2501 ms
subnavline.jpg
2508 ms
h.js
1249 ms
21.gif
1237 ms
s.js
10475 ms
analytics.js
8 ms
hm.gif
415 ms
collect
13 ms
collect
63 ms
jiathis_utility.html
5 ms
jiathis_share.css
9 ms
plugin.client.js
5 ms
searchtxt.png
940 ms
line3.png
951 ms
line4.png
953 ms
line5.png
955 ms
cam.png
961 ms
rightnavbg.png
971 ms
rightbg.png
1176 ms
ev.buaa.edu.cn accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
ev.buaa.edu.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
ev.buaa.edu.cn SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ev.buaa.edu.cn can be misinterpreted by Google and other search engines. Our service has detected that English 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 Ev.buaa.edu.cn 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.
ev.buaa.edu.cn
Open Graph description is not detected on the main page of Ev Buaa. 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: