Access luckao.com. 网站建设中

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.2 s

100/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.067

96/100

15%

TTI (Time to Interactive)

Value4.0 s

88/100

10%

www.luckao.com

3769 ms

style_1_common.css

1232 ms

style_1_forum_index.css

799 ms

style.css

854 ms

common.js

1285 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 72% of them (63 requests) were addressed to the original Luckao.com, 14% (12 requests) were made to Bdimg.share.baidu.com and 5% (4 requests) were made to Eoffcn.com. The less responsive or slowest element that took the longest time to load (15.4 sec) belongs to the original domain Luckao.com.

Content Size

453.6 kB

After Optimization

252.6 kB

In fact, the total size of Luckao.com main page is 453.6 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. 30% of websites need less resources to load. Images take 190.7 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 64.2 kB

Original 81.8 kB
After minification 81.7 kB
After compression 17.6 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 64.2 kB or 79% of the original size.

Image Optimization

-23%

Potential reduce by 43.0 kB

Original 190.7 kB
After minification 147.8 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, Luckao needs image optimization as it can save up to 43.0 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-51%

Potential reduce by 87.1 kB

Original 171.5 kB
After minification 165.5 kB
After compression 84.4 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 87.1 kB or 51% of the original size.

CSS Optimization

-70%

Potential reduce by 6.6 kB

Original 9.5 kB
After minification 8.2 kB
After compression 2.9 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. Luckao.com needs all CSS files to be minified and compressed as it can save up to 6.6 kB or 70% of the original size.

Requests Now

After Optimization

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Luckao. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

N/A
Language Claimed

N/A
Encoding

GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Luckao.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Luckao.com main page’s claimed encoding is gbk. 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.

Social Sharing Optimization

luckao.com

Open Graph description is not detected on the main page of Luckao. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

网站建设中

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.luckao.com

style_1_common.css

style_1_forum_index.css

style.css

common.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.luckao.com

style_1_common.css

style_1_forum_index.css

style.css

common.js

forum.js

portal.js

logging.js

jquery.min.js

ping.js

discuz_tips.js

background.png

104432emkmk0mlmikm2izy.png

logo.png

qq_login.gif

wx_guanzhu.gif

142111fdoc80vn8zo80z0l.gif

collapsed_no.gif

list_7ree.gif

forum.gif

link.gif

forum_1.png

common_279_icon.png

forum_new_1.png

114259qpsviwqb2sqmfi82.gif

forum_2.png

forum_new_2.png

forum_new_3.png

forum_3.png

131017cxurk7drhfhfuhlk.png

forum_new_4.png

forum_4.png

1000-90.jpg

l.png

1000-90-bg.jpg

r.png

MzAwNzc0MQ==.js

h.js

forum_5.png

ping_hotclick.js

common_extra.js

forum_new_5.png

21.gif