65.4 sec in total
15.7 sec
49.1 sec
661 ms
Visit space.kexue.com now to see the best up-to-date Space Kexue content for China and also check out these interesting facts you probably never knew about space.kexue.com
首席收藏(ShouXi.com)是全球领先的中文钱币收藏门户,在线提供及时、全面的钱币资讯、拍卖数据、论坛交流、品牌店铺、交易竞买、全球展会等综合服务;线下联合创办CICE北京、上海、广州,以及HKCS香港、MICS澳门国际钱币展销会,教育培训等交流活动。
Visit space.kexue.comWe analyzed Space.kexue.com page load time and found that the first response time was 15.7 sec and then it took 49.7 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. Unfortunately, there were 17 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
space.kexue.com performance score
name
value
score
weighting
Value3.1 s
46/100
10%
Value5.5 s
19/100
25%
Value14.7 s
1/100
10%
Value80 ms
99/100
30%
Value0.009
100/100
15%
Value7.4 s
49/100
10%
15657 ms
5732 ms
6743 ms
5864 ms
7149 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Space.kexue.com, 86% (62 requests) were made to Static.kexue.com and 3% (2 requests) were made to Kexue.com. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Static.kexue.com.
Page size can be reduced by 37.1 kB (57%)
65.5 kB
28.3 kB
In fact, the total size of Space.kexue.com main page is 65.5 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. HTML takes 46.3 kB which makes up the majority of the site volume.
Potential reduce by 35.9 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. This page needs HTML code to be minified as it can gain 5.3 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 35.9 kB or 77% of the original size.
Potential reduce by 1.2 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.
Number of requests can be reduced by 27 (51%)
53
26
The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Space Kexue. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
space.kexue.com
15657 ms
global.css
5732 ms
style1.css
6743 ms
zt.css
5864 ms
function.js
7149 ms
config.js
7215 ms
jquery.min.js
9964 ms
css.js
6083 ms
common.js
11562 ms
login.js
6445 ms
validator.js
7168 ms
check_login.php
870 ms
vote.php
902 ms
3952952.js
753 ms
www.shouxi.com
2810 ms
ztBody.gif
511 ms
toploginBg.gif
375 ms
minilogo.gif
2218 ms
13.gif
508 ms
20130515044615937.jpg
10236 ms
20110217085843964.jpg
2336 ms
20130516025555811.jpg
10070 ms
video_button.jpg
2023 ms
20100930090305175.jpg
11660 ms
20140418102505479.jpg
19964 ms
20140416105827415.jpg
19964 ms
20140325105531890.jpg
5207 ms
20140321095825322.jpg
6423 ms
20140321095401828.jpg
8803 ms
20140320114218985.jpg
10132 ms
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11726 ms
20140313082158556.jpg
11368 ms
20140313081932854.jpg
12515 ms
20140311110406800.jpg
13668 ms
20140311103602575.jpg
19960 ms
20140310011324756.jpg
13976 ms
20110530023636571.jpg
19960 ms
20110530044744724.jpg
19560 ms
20091229081217442.jpg
18729 ms
logo.png
19959 ms
btn_3.gif
19942 ms
title_7.gif
19943 ms
listBg.gif
19943 ms
navBg_2.gif
19943 ms
headTag.gif
19943 ms
bg_9.gif
19943 ms
title_8.gif
19929 ms
title_8_1.gif
19928 ms
title_8_2.gif
19927 ms
line.gif
19928 ms
title_1_5.gif
19928 ms
icon_0.gif
7800 ms
ga.js
27 ms
h.js
1962 ms
__utm.gif
16 ms
icon_1.gif
19598 ms
title_8_3.gif
20182 ms
title_9.gif
20182 ms
title_9_1.gif
18709 ms
hm.gif
336 ms
bg_10.gif
18567 ms
title_8_4.gif
18580 ms
title_8_5.gif
15872 ms
title_8_10.gif
14662 ms
title_8_6.gif
12359 ms
title_8_7.gif
11148 ms
btn_4.gif
11202 ms
btn_5.gif
11166 ms
title_8_8.gif
10030 ms
title_8_9.gif
9839 ms
bg_11.gif
9876 ms
foot.gif
9324 ms
space.kexue.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.
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
Links do not have a discernible name
space.kexue.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
space.kexue.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
GBK
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Space.kexue.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 Space.kexue.com main page’s claimed encoding is gbk. 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.
space.kexue.com
Open Graph description is not detected on the main page of Space Kexue. 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: