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name

value

score

weighting

FCP (First Contentful Paint)

Value10.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.3 s

0/100

25%

SI (Speed Index)

Value13.7 s

2/100

10%

TBT (Total Blocking Time)

Value1,120 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value17.6 s

4/100

10%

7788yb.997788.com

4951 ms

main.css

2459 ms

index_css.css

2544 ms

dtree.css

747 ms

js_search.js

933 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 22% of them (20 requests) were addressed to the original 7788yb.997788.com, 54% (48 requests) were made to Pic1.997788.com and 19% (17 requests) were made to Pic9.997788.com. The less responsive or slowest element that took the longest time to load (5.9 sec) belongs to the original domain 7788yb.997788.com.

Content Size

291.9 kB

After Optimization

135.8 kB

In fact, the total size of 7788yb.997788.com main page is 291.9 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. 20% of websites need less resources to load. Images take 134.0 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 101.5 kB

Original 118.4 kB
After minification 110.8 kB
After compression 16.9 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 101.5 kB or 86% of the original size.

Image Optimization

-19%

Potential reduce by 25.5 kB

Original 134.0 kB
After minification 108.5 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, 7788 Yb 997788 needs image optimization as it can save up to 25.5 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-74%

Potential reduce by 23.9 kB

Original 32.2 kB
After minification 24.6 kB
After compression 8.3 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 23.9 kB or 74% of the original size.

CSS Optimization

-72%

Potential reduce by 5.3 kB

Original 7.3 kB
After minification 5.3 kB
After compression 2.0 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. 7788yb.997788.com needs all CSS files to be minified and compressed as it can save up to 5.3 kB or 72% of the original size.

Requests Now

After Optimization

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 7788 Yb 997788. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

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

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

Image elements do not have [alt] attributes

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Page is blocked from indexing

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 doesn't use legible font sizes

Language and Encoding

Language Detected

ZH
Language Claimed

N/A
Encoding

GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 7788yb.997788.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 7788yb.997788.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.

Social Sharing Optimization

7788yb.997788.com

Open Graph description is not detected on the main page of 7788 Yb 997788. 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

七七八八烟标收藏---烟标,烟盒,烟卡,老标/公私合营标,地方国营标,中烟标,文革标,语录标,三无标,3D标,听标,烟广告牌,收藏,收集,交易,拍卖 ,批发

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

7788yb.997788.com

main.css

index_css.css

dtree.css

js_search.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

7788yb.997788.com

main.css

index_css.css

dtree.css

js_search.js

dtree.js

head_left_new_zy.js

ImageSetX.js

md5.js

ajax.js

login_cookie_sendurl.js

lhgdialog.js

ajax.js

7788_logo.gif

au11467325x.jpg

se35381189x.jpg

t_top.gif

s.gif

indextop_ico10.gif

indextop_ico09.gif

indextop_ico07.gif

indextop_ico02.gif

indextop_ico05.gif

indextop_ico01.gif

indextop_ico25.gif

indextop_ico21.gif

indextop_icob.gif

indextop_ico06.gif

searchIcon.png

qr_icon.png

7788.jpg

7788_ios.png

weixin_7788.jpg

weixin_line.jpg

pr_sp_7788.gif

t_sp_7788.gif

pr_dzpm_7788.gif

t_dzpm_7788.gif

pr_js_7788.gif

t_js_7788.gif

pr_ls_7788.gif

t_ls_7788.gif

pr_zcpm_7788.gif