7.5 sec in total
583 ms
6.6 sec
311 ms
Welcome to 54sa.com homepage info - get ready to check 54SA best content right away, or after learning these important things about 54sa.com
系统运维网是一个服务于SA(系统管理员)的技术门户网站,致力于Windows、Linux系统运维与管理,以及数据库技术和企业信息化管理。
Visit 54sa.comWe analyzed 54sa.com page load time and found that the first response time was 583 ms and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
54sa.com performance score
583 ms
619 ms
138 ms
150 ms
232 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 83% of them (30 requests) were addressed to the original 54sa.com, 6% (2 requests) were made to Hm.baidu.com and 3% (1 request) were made to S21.cnzz.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Hm.baidu.com.
Page size can be reduced by 176.5 kB (50%)
356.1 kB
179.6 kB
In fact, the total size of 54sa.com main page is 356.1 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. 25% of websites need less resources to load. Images take 139.1 kB which makes up the majority of the site volume.
Potential reduce by 80.2 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 80.2 kB or 79% of the original size.
Potential reduce by 14.8 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. Obviously, 54SA needs image optimization as it can save up to 14.8 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 55.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 55.8 kB or 66% of the original size.
Potential reduce by 25.6 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. 54sa.com needs all CSS files to be minified and compressed as it can save up to 25.6 kB or 85% of the original size.
Number of requests can be reduced by 4 (12%)
34
30
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 54SA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
54sa.com
583 ms
www.54sa.com
619 ms
common.css
138 ms
index2011.css
150 ms
jquery-1.4.2.min.js
232 ms
jquery.idTabs.min.js
158 ms
stat.php
2054 ms
468x60.jpg
863 ms
top_bg.gif
147 ms
logo.gif
148 ms
bg.png
149 ms
1_0918111791.gif
151 ms
toplitbanner.jpg
147 ms
win_sv2.jpg
149 ms
win_aq.gif
151 ms
win_yh.jpg
153 ms
win_gz.gif
151 ms
win_7.jpg
169 ms
win_xp.jpg
205 ms
vista.jpg
218 ms
windows8.png
219 ms
windows2.png
293 ms
LinuxInstall.gif
221 ms
linuxCOM.gif
229 ms
LinuxABC.gif
271 ms
Linux3.png
288 ms
linux_nginx.gif
289 ms
linuxse.jpg
293 ms
linux.gif
302 ms
mysql.jpg
338 ms
cisco.gif
358 ms
dian.png
316 ms
stat.htm
157 ms
core.php
762 ms
h.js
2224 ms
hm.gif
354 ms
54sa.com SEO score
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 54sa.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 54sa.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.
54sa.com
Open Graph description is not detected on the main page of 54SA. 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: