22.4 sec in total
1.5 sec
20.5 sec
390 ms
Welcome to 512test.com homepage info - get ready to check 512 Test best content for China right away, or after learning these important things about 512test.com
中国护士网www.512test.com是最专业最好的护理行业门户,提供护理资讯,护士出国,护士家园,护理管理,护士范文,护士招聘,护理论文,护士考试,护士留学,护士试题以及护士论坛,医疗健康,护士空间,护理理论
Visit 512test.comWe analyzed 512test.com page load time and found that the first response time was 1.5 sec and then it took 20.9 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.
512test.com performance score
name
value
score
weighting
Value3.0 s
48/100
10%
Value6.4 s
10/100
25%
Value29.3 s
0/100
10%
Value61,640 ms
0/100
30%
Value0.056
98/100
15%
Value82.2 s
0/100
10%
1450 ms
678 ms
675 ms
678 ms
78 ms
Our browser made a total of 103 requests to load all elements on the main page. We found that 42% of them (43 requests) were addressed to the original 512test.com, 7% (7 requests) were made to Wn.pos.baidu.com and 7% (7 requests) were made to Pos.baidu.com. The less responsive or slowest element that took the longest time to load (16.9 sec) relates to the external source G.click.taobao.com.
Page size can be reduced by 231.2 kB (21%)
1.1 MB
861.0 kB
In fact, the total size of 512test.com main page is 1.1 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. 45% of websites need less resources to load. Images take 712.9 kB which makes up the majority of the site volume.
Potential reduce by 178.9 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. 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 178.9 kB or 83% of the original size.
Potential reduce by 36.0 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. 512 Test images are well optimized though.
Potential reduce by 13.8 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 2.4 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. 512test.com needs all CSS files to be minified and compressed as it can save up to 2.4 kB or 19% of the original size.
Number of requests can be reduced by 63 (65%)
97
34
The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 512 Test. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
512test.com
1450 ms
ny_base.css
678 ms
ny_index.css
675 ms
ny_flash.js
678 ms
adsbygoogle.js
78 ms
c.js
1371 ms
c.js
3189 ms
show_ads.js
26 ms
followbutton.php
1070 ms
like
245 ms
319372.png
3366 ms
2008219191028281.gif
1012 ms
512test.jpg
1511 ms
i_top_bg.gif
218 ms
b_nav_bg2.gif
219 ms
ny_logo.gif
1080 ms
b_nav_line.gif
434 ms
i_l_bot.gif
435 ms
i_h_t_1.gif
436 ms
i_h_t_4.gif
434 ms
i_r_bot.gif
435 ms
logo.jpg
654 ms
bottom01.gif
653 ms
bottom02.gif
651 ms
be712e62ec16f2689c7065f4cf18d6bb.jpg
2638 ms
tkapi.js
605 ms
zrt_lookup.html
86 ms
click.js
172 ms
rcrm
1755 ms
i_h_tab_1_bg.gif
244 ms
i_h_tab_2.gif
244 ms
i_hot_bg_1.gif
243 ms
i_h_bg.gif
243 ms
i_h_t_2.gif
459 ms
i_h_t_3.gif
459 ms
rcrm
1205 ms
i_box_bot_3.gif
429 ms
i_box_tab_1.gif
430 ms
i_box_t_bg_1.gif
554 ms
i_box_bg.gif
646 ms
i_hot_bg_3.gif
645 ms
i_box_list_bg.gif
645 ms
i_box_list_ico.gif
646 ms
i_box_bot_1.gif
770 ms
show_ads_impl.js
83 ms
gcmm
1418 ms
i_box_t_bg_2.gif
812 ms
i_box_tab_2.gif
814 ms
i_box_bot_2.gif
812 ms
plugin.js
88 ms
i_box_t_bg_3.gif
773 ms
i_box_t_3.gif
899 ms
i_r_t.gif
990 ms
i_hot_bg.gif
1000 ms
i_r_tab_1_bg.gif
971 ms
i_r_tab_2.gif
970 ms
i_r_list_bg.gif
1123 ms
i_r_tab_1.gif
1187 ms
i_foot_bg.gif
1187 ms
shell_v2.js
552 ms
auto_dup
2097 ms
cookie.js
52 ms
integrator.js
64 ms
ads
40 ms
load
16920 ms
ads
265 ms
ads
268 ms
ads
265 ms
integrator.js
13 ms
ads
435 ms
followbutton.php
1043 ms
logger.js
268 ms
bds_s_v2.js
515 ms
rcrm
1530 ms
s.php
1514 ms
bdsstyle.css
390 ms
r0.gif
297 ms
followButton.css
1335 ms
login.js
1190 ms
followButton.js
1353 ms
suda.js
1357 ms
rcrm
1454 ms
rcrm
1046 ms
s.php
1067 ms
bg_flbtn.png
308 ms
logo-sm.css
933 ms
logo.js
935 ms
b.gif
2231 ms
adx.php
227 ms
s.php
293 ms
adx.php
227 ms
adx.php
241 ms
3055554933_14_747_533.jpg
2091 ms
u1=1577582680&u2=3137412750&fm=76
2504 ms
u1=2068978973&u2=2989936427&fm=76
1936 ms
s.php
226 ms
18425380_14.jpg
2367 ms
2001932012_14.jpg
2654 ms
367958_14.jpg
3082 ms
10478183_14.jpg
2927 ms
error2.php
441 ms
error2.php
303 ms
error.html
425 ms
512test.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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>).
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
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
512test.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
Browser errors were logged to the console
Page has valid source maps
512test.com 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
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 512test.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 512test.com main page’s claimed encoding is gb2312. 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.
512test.com
Open Graph description is not detected on the main page of 512 Test. 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: