12.6 sec in total
1.4 sec
10.9 sec
222 ms
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Visit csdongke.comWe analyzed Csdongke.com page load time and found that the first response time was 1.4 sec and then it took 11.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
csdongke.com performance score
name
value
score
weighting
Value3.4 s
36/100
10%
Value7.4 s
4/100
25%
Value8.1 s
21/100
10%
Value450 ms
63/100
30%
Value0.249
50/100
15%
Value9.9 s
27/100
10%
1435 ms
248 ms
698 ms
467 ms
485 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 54% of them (35 requests) were addressed to the original Csdongke.com, 17% (11 requests) were made to Www5c1.53kf.com and 11% (7 requests) were made to G.alicdn.com. The less responsive or slowest element that took the longest time to load (6.4 sec) belongs to the original domain Csdongke.com.
Page size can be reduced by 296.1 kB (5%)
6.3 MB
6.0 MB
In fact, the total size of Csdongke.com main page is 6.3 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 5.7 MB which makes up the majority of the site volume.
Potential reduce by 26.2 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 26.2 kB or 75% of the original size.
Potential reduce by 231.3 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. Csdongke images are well optimized though.
Potential reduce by 30.3 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. This website has mostly compressed JavaScripts.
Potential reduce by 8.2 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. Csdongke.com needs all CSS files to be minified and compressed as it can save up to 8.2 kB or 46% of the original size.
Number of requests can be reduced by 31 (48%)
64
33
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Csdongke. 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 from 5 to 1 for CSS and as a result speed up the page load time.
www.csdongke.com
1435 ms
common.css
248 ms
jquery-1.11.1.min.js
698 ms
my.js
467 ms
jquery.validate.js
485 ms
layer.js
485 ms
jquery.SuperSlide.2.1.1.js
488 ms
script.js
491 ms
png.js
710 ms
reset.css
726 ms
style.css
727 ms
search.jpg
731 ms
logo.jpg
979 ms
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img_05.jpg
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gongan.png
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layer.css
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icon.png
287 ms
top_bg.jpg
277 ms
nav_bg.png
265 ms
nav_box_bg.png
525 ms
img_02.png
539 ms
main_bg.jpg
552 ms
XNDM5MzA3Mjg0NA==
521 ms
img_01.png
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footer_bg.jpg
775 ms
fx.png
813 ms
hm.js
1231 ms
1
1589 ms
iframeapi
308 ms
unifull.min.css
303 ms
aplus_o.js
147 ms
index.js
305 ms
youku-player.umd.min.js
3340 ms
hm.gif
334 ms
eg.js
759 ms
sendacc.jsp
798 ms
mobile_icon_72409071_1.js
1085 ms
mobile_invite_default.js
1105 ms
assign_worker_default.js
1210 ms
mobile_chat_72409071_1.js
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kf_new.php
1221 ms
yt.gif
957 ms
index.js
274 ms
index.js
355 ms
awsc.js
152 ms
baxiaCommon.js
73 ms
rp
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et_f.js
221 ms
kf_ivt_new.php
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eg.js
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ivt_cn.gif
213 ms
fu-button1_cn.gif
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fu-button2_cn.gif
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mobile_53kf_1624979965.jpg
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jquery-1.4.2.flp.js
436 ms
csdongke.com 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.
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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
<input type="image"> elements do not have [alt] text
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.
csdongke.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
csdongke.com SEO score
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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Csdongke.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 Csdongke.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.
csdongke.com
Open Graph description is not detected on the main page of Csdongke. 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: