13.5 sec in total
701 ms
11 sec
1.8 sec
Click here to check amazing Zhanghaijun content for China. Otherwise, check out these important facts you probably never knew about zhanghaijun.com
书山有路勤为径,学海无涯苦作舟!
Visit zhanghaijun.comWe analyzed Zhanghaijun.com page load time and found that the first response time was 701 ms and then it took 12.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
zhanghaijun.com performance score
name
value
score
weighting
Value2.1 s
80/100
10%
Value2.3 s
94/100
25%
Value4.0 s
81/100
10%
Value890 ms
32/100
30%
Value0.012
100/100
15%
Value7.6 s
46/100
10%
701 ms
922 ms
332 ms
513 ms
516 ms
Our browser made a total of 91 requests to load all elements on the main page. We found that 85% of them (77 requests) were addressed to the original Zhanghaijun.com, 4% (4 requests) were made to Pagead2.googlesyndication.com and 4% (4 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Js.users.51.la.
Page size can be reduced by 521.1 kB (18%)
2.9 MB
2.4 MB
In fact, the total size of Zhanghaijun.com main page is 2.9 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. 70% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.
Potential reduce by 46.3 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 46.3 kB or 74% of the original size.
Potential reduce by 389.9 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. Obviously, Zhanghaijun needs image optimization as it can save up to 389.9 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 74.1 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 74.1 kB or 64% of the original size.
Potential reduce by 10.8 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. Zhanghaijun.com needs all CSS files to be minified and compressed as it can save up to 10.8 kB or 79% of the original size.
Number of requests can be reduced by 19 (21%)
89
70
The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zhanghaijun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.
zhanghaijun.com
701 ms
www.zhanghaijun.com
922 ms
styles.css
332 ms
common.js
513 ms
jquery.js
516 ms
jslang.js
346 ms
ajax.js
359 ms
swfobject.js
357 ms
show_ads.js
7 ms
251616.js
4278 ms
background.jpg
196 ms
HeaderBackground.jpg
361 ms
menubackground.jpg
195 ms
menuleftimg.jpg
202 ms
menurightimg.jpg
204 ms
textinputbackground.jpg
202 ms
searchgo.jpg
329 ms
SMenuDot.gif
344 ms
rss.png
344 ms
mainbackground.gif
345 ms
doubleleft.gif
357 ms
singleright.gif
499 ms
doubleright.gif
517 ms
calendarbackground.gif
517 ms
unstarred.gif
517 ms
blank.gif
564 ms
zrt_lookup.html
29 ms
show_ads_impl.js
51 ms
ads
293 ms
osd.js
29 ms
443070985163148193
42 ms
abg.js
46 ms
m_js_controller.js
60 ms
googlelogo_color_112x36dp.png
33 ms
s
37 ms
x_button_blue2.png
40 ms
1444290248_42613949.png
1113 ms
Lrq7Jibxdtv2QOPyDSqncpDfQFNs3PE6SoUrUNh2GTU.js
20 ms
1444290259_3393e04b.png
1030 ms
1444290299_7079fb5c.png
1085 ms
1444290323_641810fb.png
1269 ms
1444290281_11674a47.png
1104 ms
1429850488_73404a47.png
1143 ms
1429850529_4415fb5c.png
1316 ms
1429850562_7755799b.jpg
1349 ms
1429850585_104709dd.png
1065 ms
1429850622_3427f19c.png
1079 ms
1429850607_95508266.png
1138 ms
1429850638_46089eb9.png
1212 ms
1429850656_85268cda.jpg
1397 ms
1419522089_8949f3cc.jpg
1664 ms
1419522113_60591560.jpg
1505 ms
1419522133_8351799b.jpg
1675 ms
1419522149_3751d009.jpg
1718 ms
1419522177_8857032b.jpg
1563 ms
1419522194_514618e2.jpg
1550 ms
1419522220_9783fe5d.jpg
1936 ms
1419522241_11028cda.jpg
1757 ms
1419522255_595230e6.jpg
1747 ms
1419522279_2821ae56.jpg
1761 ms
1419522297_400262bf.jpg
1822 ms
1419522311_67758df7.jpg
2026 ms
1419522327_20349414.jpg
2002 ms
1419522341_9453edab.jpg
1928 ms
1419522363_1653db3a.jpg
1755 ms
1419522382_945785b6.jpg
2012 ms
1419522400_911064b8.jpg
1810 ms
1419522416_4049a269.jpg
2032 ms
1419522438_7095e896.jpg
2144 ms
1419522456_1594ca53.jpg
2066 ms
1419522479_9584030d.jpg
2070 ms
1419522500_5881134c.jpg
2065 ms
1419522517_3874648b.jpg
2178 ms
Sebdot.gif
1930 ms
list.gif
1880 ms
236306.gif
1892 ms
jingyihome.com.gif
1630 ms
ly.gif
1557 ms
logo.gif
1568 ms
cont_bottombg.gif
1558 ms
1419522571_4868adaf.jpg
748 ms
1419522596_9405cf57.jpg
689 ms
1419522617_6205eb93.jpg
710 ms
1419522648_6719e0e2.jpg
706 ms
icon_9.gif
583 ms
1419522681_8906129e.jpg
518 ms
1419522709_7331e254.jpg
711 ms
1419522730_4542e3e6.jpg
546 ms
1419522793_8616daa7.jpg
709 ms
1419522775_6347853b.jpg
814 ms
1419522753_1306f0d0.jpg
681 ms
zhanghaijun.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.
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
Form elements do not have associated labels
Links do not have a discernible name
zhanghaijun.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
Browser errors were logged to the console
zhanghaijun.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
ZH
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zhanghaijun.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Zhanghaijun.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.
zhanghaijun.com
Open Graph description is not detected on the main page of Zhanghaijun. 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: