31.7 sec in total
2.5 sec
29 sec
163 ms
Visit nct-china.com now to see the best up-to-date Nct China content and also check out these interesting facts you probably never knew about nct-china.com
亿邮电子邮件系统,亿邮邮件整体解决方案
Visit nct-china.comWe analyzed Nct-china.com page load time and found that the first response time was 2.5 sec and then it took 29.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
nct-china.com performance score
name
value
score
weighting
Value6.4 s
2/100
10%
Value15.5 s
0/100
25%
Value13.0 s
2/100
10%
Value200 ms
89/100
30%
Value0.16
73/100
15%
Value11.9 s
16/100
10%
2531 ms
946 ms
507 ms
959 ms
1919 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that all of those requests were addressed to Nct-china.com and no external sources were called. The less responsive or slowest element that took the longest time to load (13.4 sec) belongs to the original domain Nct-china.com.
Page size can be reduced by 644.7 kB (75%)
856.3 kB
211.6 kB
In fact, the total size of Nct-china.com main page is 856.3 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. Javascripts take 775.5 kB which makes up the majority of the site volume.
Potential reduce by 17.7 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 17.7 kB or 73% of the original size.
Potential reduce by 2.3 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, Nct China needs image optimization as it can save up to 2.3 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 585.9 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 585.9 kB or 76% of the original size.
Potential reduce by 38.8 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. Nct-china.com needs all CSS files to be minified and compressed as it can save up to 38.8 kB or 80% of the original size.
Number of requests can be reduced by 27 (66%)
41
14
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nct China. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and as a result speed up the page load time.
nct-china.com
2531 ms
url_control.js
946 ms
load_cache.js
507 ms
login.js
959 ms
nct-china.com
1919 ms
login_logo.png
7167 ms
login_bg_4.jpg
13390 ms
tabli.png
923 ms
dragbar.png
942 ms
login_btn.jpg
1382 ms
wbg.png
1435 ms
dragbg.png
1842 ms
nct-china.com
476 ms
blue.css
4012 ms
em_jquery.css
477 ms
em_jquery_user.css
466 ms
lang.zh_cn.js
3220 ms
em_jquery.js
4291 ms
em_jquery_user.js
8553 ms
url_control.js
2291 ms
common.js
4962 ms
common.js
2755 ms
ui_config.js
3219 ms
mail_rfc822.js
3687 ms
cache_control.js
3682 ms
folder_control.js
4648 ms
plugin.js
4975 ms
module_control.js
6340 ms
contacts.js
6693 ms
listmail.js
10685 ms
listnotice.js
8218 ms
readnotice.js
5909 ms
compose.js
11908 ms
upload.js
9864 ms
logview.js
9641 ms
swfupload.js
10957 ms
upload_manager.js
10116 ms
login.js
10838 ms
history_control.js
11270 ms
notify.js
11314 ms
emmedia.js
11540 ms
bodybg.gif
8109 ms
nct-china.com 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
Links do not have a discernible name
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
nct-china.com 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
nct-china.com SEO score
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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nct-china.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Nct-china.com 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.
nct-china.com
Open Graph description is not detected on the main page of Nct China. 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: