45.6 sec in total
1.1 sec
44.3 sec
205 ms
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Visit pcbsb.comWe analyzed Pcbsb.com page load time and found that the first response time was 1.1 sec and then it took 44.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 16 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
pcbsb.com performance score
name
value
score
weighting
Value1.3 s
98/100
10%
Value4.5 s
36/100
25%
Value7.7 s
25/100
10%
Value80 ms
99/100
30%
Value0.091
92/100
15%
Value4.6 s
81/100
10%
1149 ms
2414 ms
4283 ms
1090 ms
2289 ms
Our browser made a total of 85 requests to load all elements on the main page. We found that 42% of them (36 requests) were addressed to the original Pcbsb.com, 35% (30 requests) were made to Pcbsb.com.img.800cdn.com and 8% (7 requests) were made to Skin.54kefu.net. The less responsive or slowest element that took the longest time to load (20.4 sec) relates to the external source Pcbsb.com.img.800cdn.com.
Page size can be reduced by 106.0 kB (49%)
218.4 kB
112.4 kB
In fact, the total size of Pcbsb.com main page is 218.4 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. 15% of websites need less resources to load. Javascripts take 132.7 kB which makes up the majority of the site volume.
Potential reduce by 17.3 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 17.3 kB or 72% of the original size.
Potential reduce by 4.9 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. Pcbsb images are well optimized though.
Potential reduce by 83.7 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 83.7 kB or 63% of the original size.
Potential reduce by 94 B
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. Pcbsb.com has all CSS files already compressed.
Number of requests can be reduced by 19 (53%)
36
17
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pcbsb. 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 from 4 to 1 for CSS and as a result speed up the page load time.
pcbsb.com
1149 ms
www.pcbsb.com
2414 ms
style.css
4283 ms
jquery.jslides.css
1090 ms
jquery-1.8.0.min.js
2289 ms
jquery.jslides.js
1127 ms
816089.js
1320 ms
jquery.min.js
19728 ms
logo_03.jpg
482 ms
search_txt2.gif
483 ms
submit_03.jpg
480 ms
nav_bg_03.jpg
499 ms
border_03.jpg
505 ms
main_top.gif
507 ms
banner01.jpg
720 ms
banner02.jpg
721 ms
banner03.jpg
722 ms
title01.gif
750 ms
more.gif
756 ms
jianjie.gif
760 ms
dot.gif
958 ms
ad01.gif
958 ms
title02.gif
961 ms
title03.gif
999 ms
1-151026152343A0.jpg
1008 ms
1-151012135046137-lp-lp.jpg
1010 ms
1-150Z209451D54-lp.jpg
1199 ms
1-150QG61250H4-lp.png
1199 ms
1-1506240UF4S0-lp.png
1199 ms
1-15040G6343I31-lp.jpg
1247 ms
s01.gif
1258 ms
s02.gif
1264 ms
s03.gif
1438 ms
s04.gif
1437 ms
s05.gif
1439 ms
main_btm.gif
1497 ms
foot_bg.gif
1509 ms
h.js
480 ms
submit_03.jpg
6121 ms
logo_03.jpg
1536 ms
search_txt2.gif
6820 ms
nav_bg_03.jpg
1207 ms
border_03.jpg
3946 ms
main_top.gif
3773 ms
hm.gif
241 ms
shell_v2.js
465 ms
getonline
15509 ms
url.js
1096 ms
816089_code.js
2951 ms
banner01.jpg
3728 ms
banner02.jpg
20165 ms
banner03.jpg
20164 ms
title01.gif
20136 ms
more.gif
11858 ms
jianjie.gif
9956 ms
dot.gif
10924 ms
ad01.gif
13162 ms
title02.gif
19923 ms
title03.gif
14253 ms
bds_s_v2.js
230 ms
1-151026152343A0.jpg
19878 ms
1-151012135046137-lp-lp.jpg
19285 ms
1-150Z209451D54-lp.jpg
19688 ms
1-150QG61250H4-lp.png
19688 ms
1-1506240UF4S0-lp.png
19687 ms
bdsstyle.css
229 ms
r6.gif
459 ms
1-15040G6343I31-lp.jpg
19640 ms
s01.gif
19631 ms
s02.gif
19625 ms
s04.gif
20445 ms
s03.gif
20445 ms
s05.gif
20445 ms
main_btm.gif
20341 ms
foot_bg.gif
20316 ms
skin.css
1209 ms
top.gif
3421 ms
1.gif
1347 ms
112.gif
1346 ms
bottom.gif
1371 ms
logger.js
229 ms
nav_hover_bg_03.jpg
244 ms
middle.gif
455 ms
l.gif
19595 ms
nav_hover_bg_03.jpg
7852 ms
pcbsb.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.
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
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>).
pcbsb.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
Page has valid source maps
pcbsb.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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 Pcbsb.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 Pcbsb.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.
pcbsb.com
Open Graph description is not detected on the main page of Pcbsb. 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: