5.7 sec in total
662 ms
4.9 sec
158 ms
Click here to check amazing Nidss Cdc content for Taiwan. Otherwise, check out these important facts you probably never knew about nidss.cdc.gov.tw
Visit nidss.cdc.gov.twWe analyzed Nidss.cdc.gov.tw page load time and found that the first response time was 662 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster. This domain responded with an error, which can significantly jeopardize Nidss.cdc.gov.tw rating and web reputation
nidss.cdc.gov.tw performance score
name
value
score
weighting
Value7.6 s
0/100
10%
Value9.3 s
1/100
25%
Value15.9 s
0/100
10%
Value1,660 ms
11/100
30%
Value0.112
87/100
15%
Value17.5 s
4/100
10%
662 ms
2044 ms
622 ms
652 ms
1741 ms
Our browser made a total of 32 requests to load all elements on the main page. We found that 75% of them (24 requests) were addressed to the original Nidss.cdc.gov.tw, 9% (3 requests) were made to Code.jquery.com and 6% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Nidss.cdc.gov.tw.
Page size can be reduced by 1.6 MB (76%)
2.1 MB
506.2 kB
In fact, the total size of Nidss.cdc.gov.tw main page is 2.1 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. 30% of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 541.7 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. 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 541.7 kB or 88% of the original size.
Potential reduce by 52.3 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. Obviously, Nidss Cdc needs image optimization as it can save up to 52.3 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 791.7 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 791.7 kB or 77% of the original size.
Potential reduce by 186.9 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. Nidss.cdc.gov.tw needs all CSS files to be minified and compressed as it can save up to 186.9 kB or 86% of the original size.
Number of requests can be reduced by 14 (54%)
26
12
The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nidss Cdc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
nidss.cdc.gov.tw
662 ms
2044 ms
base.css
622 ms
page.css
652 ms
bootstrap.min.css
1741 ms
bootstrap-theme.min.css
64 ms
jquery.min.js
79 ms
bootstrap.min.js
66 ms
common.js
681 ms
jquery.min.js
1611 ms
highcharts.js
2134 ms
exporting.js
869 ms
jquery.blockUI.js
970 ms
loader.js
1099 ms
jquery-ui.css
1423 ms
jquery-ui.js
2636 ms
colorGray.css
1569 ms
analytics.js
5 ms
headerBg_gray.jpg
582 ms
colorSetBtn.png
578 ms
logo2.png
580 ms
List.png
577 ms
collect
14 ms
titleBg_gray.jpg
538 ms
ui-icons_222222_256x240.png
496 ms
footerBg_gray.jpg
227 ms
ui-bg_flat_75_ffffff_40x100.png
217 ms
ui-bg_highlight-soft_75_cccccc_1x100.png
222 ms
ui-bg_glass_75_e6e6e6_1x400.png
213 ms
ui-bg_glass_75_dadada_1x400.png
225 ms
ui-icons_888888_256x240.png
27 ms
ui-icons_454545_256x240.png
27 ms
nidss.cdc.gov.tw accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
nidss.cdc.gov.tw best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
nidss.cdc.gov.tw SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 doesn't use legible font sizes
ZH
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nidss.cdc.gov.tw can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Nidss.cdc.gov.tw 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.
nidss.cdc.gov.tw
Open Graph description is not detected on the main page of Nidss Cdc. 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: