7.6 sec in total
1.6 sec
5.5 sec
558 ms
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Visit colorsz.comWe analyzed Colorsz.com page load time and found that the first response time was 1.6 sec and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
colorsz.com performance score
name
value
score
weighting
Value3.7 s
29/100
10%
Value10.4 s
0/100
25%
Value12.4 s
3/100
10%
Value1,350 ms
17/100
30%
Value0.014
100/100
15%
Value16.9 s
5/100
10%
1561 ms
444 ms
441 ms
1106 ms
447 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 91% of them (63 requests) were addressed to the original Colorsz.com, 3% (2 requests) were made to Qtccolor.com and 1% (1 request) were made to Szcert.ebs.org.cn. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Colorsz.com.
Page size can be reduced by 242.8 kB (21%)
1.2 MB
919.1 kB
In fact, the total size of Colorsz.com main page is 1.2 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. 45% of websites need less resources to load. Images take 831.3 kB which makes up the majority of the site volume.
Potential reduce by 46.8 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. This page needs HTML code to be minified as it can gain 12.8 kB, which is 22% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 46.8 kB or 80% of the original size.
Potential reduce by 39.2 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. Colorsz images are well optimized though.
Potential reduce by 153.2 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 153.2 kB or 59% of the original size.
Potential reduce by 3.8 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. Colorsz.com needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 29% of the original size.
Number of requests can be reduced by 39 (60%)
65
26
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Colorsz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
colorsz.com
1561 ms
qicaiseka.css
444 ms
new.css
441 ms
jquery.js
1106 ms
superfish.css
447 ms
superfish-vertical.css
472 ms
hoverIntent.js
659 ms
superfish.js
672 ms
util.js
684 ms
login.js
500 ms
default.css
453 ms
royalslider-preview.css
466 ms
royalslider.css
518 ms
royal-slider-8.1.min.js
656 ms
jquery.easing.1.3.min.js
703 ms
govicons.js
2415 ms
layer.js
300 ms
jquery.fly.min.js
298 ms
requestAnimationFrame.js
329 ms
5e32c90a2bd1ccd2281a4b66f90421bf
1311 ms
img10.jpg
732 ms
logo01.png
238 ms
pic016.jpg
238 ms
pic017.jpg
238 ms
pic019.jpg
238 ms
pic018.jpg
236 ms
VerifyImagePage.aspx
290 ms
GP1601N_new_water.jpg
673 ms
FHIC110N.jpg
896 ms
FHIC200_new_water.jpg
906 ms
FHIC300_NEW_water.jpg
1114 ms
GG1504_NEW.jpg
890 ms
GG1505_NEW.jpg
988 ms
434254536754.jpg
894 ms
1466044372740.jpg
1110 ms
930087815120.jpg
1113 ms
GG1507_NEW.jpg
2758 ms
1625476402141.jpg
2596 ms
6098710934422.jpg
1223 ms
as01.jpg
1328 ms
as03.jpg
1336 ms
wxqrcode.png
1337 ms
as07.jpg
1458 ms
as05.jpg
1567 ms
skjiao02.jpg
1540 ms
skjiao01.jpg
1539 ms
skjiao03.jpg
1665 ms
VerifyImagePage.aspx
1748 ms
button_74.gif
1752 ms
quciklgbg.png
1751 ms
skjiao06.jpg
1888 ms
skjiao07.jpg
1965 ms
skjiao05.jpg
1969 ms
pic008.jpg
1952 ms
arrows-ffffff.png
2104 ms
dian03.jpg
2174 ms
as02.jpg
2136 ms
as08.jpg
2004 ms
img10.jpg
1930 ms
hm.js
1453 ms
as04.jpg
395 ms
as06.jpg
232 ms
layer.css
223 ms
base64.js
227 ms
grab.png
231 ms
controls-sprite.png
230 ms
shadow.png
223 ms
mobile-bg.png
249 ms
pk1.js
571 ms
colorsz.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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
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
colorsz.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
Missing source maps for large first-party JavaScript
colorsz.com SEO score
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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Colorsz.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 Colorsz.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.
colorsz.com
Open Graph description is not detected on the main page of Colorsz. 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: