15 sec in total
956 ms
13.9 sec
163 ms
Welcome to cn.ultraiso.net homepage info - get ready to check Cn UltraIS O best content for China right away, or after learning these important things about cn.ultraiso.net
UltraISO软碟通是光盘映像文件制作/编辑/转换工具,可以编辑ISO文件,从ISO中提取文件和目录,从CD-ROM制作光盘映像或者将硬盘上的文件制作成ISO文件,制作可引导光盘。
Visit cn.ultraiso.netWe analyzed Cn.ultraiso.net page load time and found that the first response time was 956 ms 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.
cn.ultraiso.net performance score
name
value
score
weighting
Value2.1 s
80/100
10%
Value4.0 s
49/100
25%
Value5.1 s
62/100
10%
Value30 ms
100/100
30%
Value0.018
100/100
15%
Value2.1 s
99/100
10%
956 ms
473 ms
456 ms
678 ms
700 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that 77% of them (24 requests) were addressed to the original Cn.ultraiso.net, 3% (1 request) were made to S19.cnzz.com and 3% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (8.3 sec) relates to the external source Icon.51.la.
Page size can be reduced by 79.9 kB (22%)
355.6 kB
275.7 kB
In fact, the total size of Cn.ultraiso.net main page is 355.6 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. 20% of websites need less resources to load. Images take 273.4 kB which makes up the majority of the site volume.
Potential reduce by 4.3 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. 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 4.3 kB or 63% of the original size.
Potential reduce by 25.8 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. Cn UltraIS O images are well optimized though.
Potential reduce by 37.4 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 37.4 kB or 63% of the original size.
Potential reduce by 12.4 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. Cn.ultraiso.net needs all CSS files to be minified and compressed as it can save up to 12.4 kB or 77% of the original size.
Number of requests can be reduced by 16 (55%)
29
13
The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cn UltraIS O. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
cn.ultraiso.net
956 ms
public.css
473 ms
only_home_style.css
456 ms
jquery.js
678 ms
main.js
700 ms
demo.js
466 ms
stat.php
1906 ms
15951248.js
1076 ms
ultraiso_logo.gif
236 ms
menu_bg.jpg
449 ms
menu_active.jpg
228 ms
search_bg.gif
240 ms
search.gif
230 ms
banner.jpg
927 ms
liaojiemore.gif
453 ms
indexli_bg.jpg
454 ms
img1_b.gif
464 ms
img2_b.gif
476 ms
img3_b.gif
894 ms
img4_b.gif
677 ms
img5_b.gif
684 ms
PD9LB.jpg
1167 ms
ER11LB.jpg
946 ms
navicat.jpg
902 ms
pinglun.gif
908 ms
rongyu1.jpg
1803 ms
stat.htm
163 ms
core.php
1338 ms
9.gif
1714 ms
icon_9.gif
8278 ms
app.gif
7999 ms
cn.ultraiso.net 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.
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
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
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
cn.ultraiso.net 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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
cn.ultraiso.net SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cn.ultraiso.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Cn.ultraiso.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.
cn.ultraiso.net
Open Graph description is not detected on the main page of Cn UltraIS O. 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: