33.9 sec in total
159 ms
32.8 sec
912 ms
Click here to check amazing 4020 Dzs content for United States. Otherwise, check out these important facts you probably never knew about 4020dzs.com
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Visit 4020dzs.comWe analyzed 4020dzs.com page load time and found that the first response time was 159 ms and then it took 33.8 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.
4020dzs.com performance score
name
value
score
weighting
Value3.2 s
44/100
10%
Value3.8 s
55/100
25%
Value4.6 s
70/100
10%
Value460 ms
61/100
30%
Value0
100/100
15%
Value6.6 s
57/100
10%
159 ms
2252 ms
917 ms
665 ms
910 ms
Our browser made a total of 93 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original 4020dzs.com, 27% (25 requests) were made to 4020.la and 10% (9 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (13.2 sec) relates to the external source Pos.baidu.com.
Page size can be reduced by 296.0 kB (50%)
597.9 kB
301.9 kB
In fact, the total size of 4020dzs.com main page is 597.9 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. 45% of websites need less resources to load. Javascripts take 417.9 kB which makes up the majority of the site volume.
Potential reduce by 60.9 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 60.9 kB or 77% of the original size.
Potential reduce by 3.1 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. 4020 Dzs images are well optimized though.
Potential reduce by 197.5 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 197.5 kB or 47% of the original size.
Potential reduce by 34.5 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. 4020dzs.com needs all CSS files to be minified and compressed as it can save up to 34.5 kB or 78% of the original size.
Number of requests can be reduced by 57 (65%)
88
31
The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4020 Dzs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
4020dzs.com
159 ms
www.4020.la
2252 ms
style.css
917 ms
channel_nav.css
665 ms
4020.css
910 ms
4020Home.css
902 ms
uaredirect.js
757 ms
show.js
794 ms
share.js
3489 ms
nav.js
2156 ms
ntes_nav_img.gif
898 ms
icn-sprites.png
723 ms
index_arrow.gif
458 ms
index_arrow2.gif
1077 ms
share_210x90.gif
1681 ms
img-svc1.png
3913 ms
img-svc6.png
1688 ms
img-svc5.png
2960 ms
qzone_210x90.gif
3067 ms
weibo_210x90.gif
2605 ms
tj.js
2077 ms
hao123logo.jpg
3948 ms
show_ads.js
50 ms
zrt_lookup.html
328 ms
show_ads_impl.js
189 ms
bg-sprites.png
710 ms
c.js
1178 ms
ads
246 ms
osd.js
40 ms
css
79 ms
m_js_controller.js
60 ms
abg.js
69 ms
favicon
69 ms
nessie_icon_tiamat_white.png
61 ms
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31 ms
googlelogo_color_112x36dp.png
125 ms
x_button_blue2.png
11 ms
PuwvqkdbcqU-fCZ9Ed-b7S3USBnSvpkopQaUR-2r7iU.ttf
143 ms
j6SDDiQit5YY48GNgPpnCluJgoNCzbKlh5o6eVjReZI.js
127 ms
pcem
1093 ms
bg01.png
874 ms
bg02.png
903 ms
ads
290 ms
share.js
825 ms
adsbygoogle.js
38 ms
pcem
884 ms
pcem
1026 ms
ca-pub-0827003266269666.js
83 ms
ads
311 ms
css
51 ms
pcem
1409 ms
lytl.png
902 ms
endnav_bg.jpg
1695 ms
push.js
617 ms
stat.php
714 ms
3417254.js
828 ms
activeview
104 ms
pcem
4952 ms
pcem
1434 ms
stat.htm
175 ms
core.php
2399 ms
pcem
674 ms
activeview
37 ms
activeview
84 ms
pcem
13247 ms
cpro.js
728 ms
adx.php
850 ms
reduce_bd-logo1_oper.png
540 ms
adx.php
1314 ms
pixel
41 ms
adx.php
1910 ms
gpixel
995 ms
closefeedback.min.js
518 ms
hm.js
566 ms
share_api.js
257 ms
share_view.js
496 ms
icon_12px.png
517 ms
reduce_promotion_oper.png
489 ms
bd_logo.png
523 ms
bg_rb.png
526 ms
tangram.js
1035 ms
api_base.js
463 ms
view_base.js
239 ms
hm.gif
282 ms
share_style0_16.css
321 ms
logger.js
271 ms
adx.php
464 ms
o.htm
1432 ms
ui
53 ms
hm.gif
536 ms
ac.js
538 ms
wh.js
792 ms
fp.htm
605 ms
4020dzs.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
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
4020dzs.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
4020dzs.com SEO score
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 4020dzs.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 4020dzs.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.
4020dzs.com
Open Graph description is not detected on the main page of 4020 Dzs. 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: