6.2 sec in total
887 ms
5.2 sec
137 ms
Visit e3.nctu.edu.tw now to see the best up-to-date E 3 Nctu content for Taiwan and also check out these interesting facts you probably never knew about e3.nctu.edu.tw
Visit e3.nctu.edu.twWe analyzed E3.nctu.edu.tw page load time and found that the first response time was 887 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
e3.nctu.edu.tw performance score
name
value
score
weighting
Value3.8 s
27/100
10%
Value3.8 s
55/100
25%
Value8.3 s
19/100
10%
Value340 ms
74/100
30%
Value0
100/100
15%
Value4.2 s
85/100
10%
887 ms
2217 ms
633 ms
836 ms
1053 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original E3.nctu.edu.tw, 92% (36 requests) were made to Dcpc.nctu.edu.tw and 3% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Dcpc.nctu.edu.tw.
Page size can be reduced by 72.0 kB (27%)
271.2 kB
199.2 kB
In fact, the total size of E3.nctu.edu.tw main page is 271.2 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. 25% of websites need less resources to load. Images take 195.3 kB which makes up the majority of the site volume.
Potential reduce by 27.4 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 27.4 kB or 69% of the original size.
Potential reduce by 18.5 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. E 3 Nctu images are well optimized though.
Potential reduce by 17.4 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 17.4 kB or 68% of the original size.
Potential reduce by 8.7 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. E3.nctu.edu.tw needs all CSS files to be minified and compressed as it can save up to 8.7 kB or 82% of the original size.
Number of requests can be reduced by 9 (25%)
36
27
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of E 3 Nctu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
e3.nctu.edu.tw
887 ms
dcpc.nctu.edu.tw
2217 ms
AJS.js
633 ms
AJS_fx.js
836 ms
gb_scripts.js
1053 ms
gb_styles.css
635 ms
style_index-ttt.css
858 ms
brand
41 ms
brand
95 ms
e-card_v2.jpg
880 ms
space_line-01.gif
220 ms
arrow.gif
218 ms
index_01.gif
215 ms
mainlink-a_01.gif
218 ms
mainlink-b_01.gif
207 ms
mainlink-c_01.gif
411 ms
mainlink-d_01.gif
421 ms
mainlink-e_01.gif
430 ms
mainlink-f_01.gif
423 ms
mainlink-g_01.gif
434 ms
handicon.gif
613 ms
news-dot.gif
629 ms
showall.gif
628 ms
new-icon.gif
641 ms
QR1.gif
648 ms
QR2.gif
815 ms
aplus.jpg
874 ms
copyright_box.jpg
1284 ms
search_ch.gif
881 ms
index_09.gif
1084 ms
index_10.gif
1210 ms
index_11.gif
1074 ms
index_12.gif
1076 ms
index_13.gif
1100 ms
index_14.gif
1289 ms
index_15.gif
1290 ms
index_16.gif
1298 ms
index_17.gif
1315 ms
index_footerbg.gif
1413 ms
e3.nctu.edu.tw accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
button, link, and menuitem elements do not have accessible names.
ARIA IDs are not unique
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
e3.nctu.edu.tw best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
e3.nctu.edu.tw SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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
JA
ZH
BIG5
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise E3.nctu.edu.tw can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed Chinese language. Our system also found out that E3.nctu.edu.tw main page’s claimed encoding is big5. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
e3.nctu.edu.tw
Open Graph description is not detected on the main page of E 3 Nctu. 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: