59 sec in total
16.3 sec
42.4 sec
349 ms
Welcome to jnlib.net.cn homepage info - get ready to check Jnlib best content for China right away, or after learning these important things about jnlib.net.cn
济南市图书馆官方网站
Visit jnlib.net.cnWe analyzed Jnlib.net.cn page load time and found that the first response time was 16.3 sec and then it took 42.7 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 was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
jnlib.net.cn performance score
name
value
score
weighting
Value2.8 s
57/100
10%
Value7.0 s
6/100
25%
Value11.3 s
5/100
10%
Value10 ms
100/100
30%
Value0.029
100/100
15%
Value4.9 s
78/100
10%
16293 ms
4250 ms
3689 ms
1043 ms
7436 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 84% of them (56 requests) were addressed to the original Jnlib.net.cn, 7% (5 requests) were made to 0 and 3% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain Jnlib.net.cn.
Page size can be reduced by 614.1 kB (44%)
1.4 MB
773.9 kB
In fact, the total size of Jnlib.net.cn main page is 1.4 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. 25% of websites need less resources to load. Images take 846.8 kB which makes up the majority of the site volume.
Potential reduce by 28.2 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 28.2 kB or 74% of the original size.
Potential reduce by 191.5 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, Jnlib needs image optimization as it can save up to 191.5 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 340.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 340.3 kB or 77% of the original size.
Potential reduce by 54.0 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. Jnlib.net.cn needs all CSS files to be minified and compressed as it can save up to 54.0 kB or 88% of the original size.
Number of requests can be reduced by 21 (33%)
64
43
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jnlib. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
jnlib.net.cn
16293 ms
base.css
4250 ms
scrollbar.css
3689 ms
sliderkit-core.css
1043 ms
sliderkit-demos.css
7436 ms
jquery-1.3.2.min.js
14164 ms
jquery.easing.1.3.min.js
3838 ms
jquery.mousewheel.min.js
1341 ms
jquery.sliderkit.1.9.2.pack.js
4488 ms
tab.js
4473 ms
jquery.js
19815 ms
omHDP.js
5131 ms
hm.js
526 ms
header_bg2.jpg
1761 ms
logo.jpg
1788 ms
wb.png
572 ms
tx.png
644 ms
ydjs.jpg
18229 ms
dsklogo.jpg
1803 ms
2.jpg
2995 ms
book1.jpg
1656 ms
book2.jpg
2671 ms
book3.jpg
2379 ms
book4.jpg
4446 ms
book5.jpg
2115 ms
24hour.png
2421 ms
dsr.png
2978 ms
search.html
887 ms
count.asp
816 ms
nav_line.jpg
2690 ms
banner_flash.jpg
5365 ms
banner_js.jpg
3300 ms
back1.gif
4634 ms
top_tit_line.jpg
4933 ms
site_title_top.png
3602 ms
sidebar.png
3909 ms
lib_bg1.png
4208 ms
lib_top.jpg
4514 ms
sidebar_bottom_1.png
5953 ms
menu_hover_bg.png
4814 ms
menu_bg.png
4925 ms
button11.png
5134 ms
sidebar_bottom_2.png
5227 ms
ico_news.png
5237 ms
ico_list1.gif
5417 ms
book_tit.jpg
9073 ms
con_r_btn.jpg
7340 ms
ico_book.png
5700 ms
zy_bg.jpg
5720 ms
ico_list.gif
6077 ms
szzy.png
7686 ms
CA162340000402465510001.js
1204 ms
hm.gif
277 ms
shuyuan.gif
7558 ms
jquery-1.3.2.min.js
2383 ms
dxsearch.js
623 ms
web_tit.jpg
8602 ms
gs.gif
530 ms
gs.gif
525 ms
blue.png
292 ms
user_checkLoginopac.action
6096 ms
ico_wldh.png
6298 ms
wb.jpg
8992 ms
txwb.jpg
9521 ms
wx.jpg
9979 ms
user_checkLoginopac.action
420 ms
search_bg.jpg
1631 ms
jnlib.net.cn accessibility score
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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
jnlib.net.cn 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
jnlib.net.cn 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
Document uses plugins
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jnlib.net.cn 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 Jnlib.net.cn 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.
jnlib.net.cn
Open Graph description is not detected on the main page of Jnlib. 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: