Access 8btc.com. AI新智界-智能涌现，看见未来

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value14.3 s

0/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value5,780 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.02

100/100

15%

TTI (Time to Interactive)

Value15.2 s

7/100

10%

8btc.com

7760 ms

style_13_common.css

1404 ms

style_13_forum_forumdisplay.css

915 ms

common.js

1427 ms

style.css

2766 ms

Our browser made a total of 143 requests to load all elements on the main page. We found that 71% of them (102 requests) were addressed to the original 8btc.com, 6% (9 requests) were made to Bdimg.share.baidu.com and 6% (8 requests) were made to Sosobtc.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain 8btc.com.

Content Size

2.0 MB

After Optimization

825.6 kB

In fact, the total size of 8btc.com main page is 2.0 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. Javascripts take 699.8 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 230.2 kB

Original 263.6 kB
After minification 152.8 kB
After compression 33.4 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 110.8 kB, which is 42% 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 230.2 kB or 87% of the original size.

Image Optimization

-28%

Potential reduce by 189.3 kB

Original 670.0 kB
After minification 480.8 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, 8 Btc needs image optimization as it can save up to 189.3 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 455.6 kB

Original 699.8 kB
After minification 663.7 kB
After compression 244.2 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 455.6 kB or 65% of the original size.

CSS Optimization

-82%

Potential reduce by 304.7 kB

Original 371.9 kB
After minification 341.6 kB
After compression 67.2 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. 8btc.com needs all CSS files to be minified and compressed as it can save up to 304.7 kB or 82% of the original size.

Requests Now

136

After Optimization

The browser has sent 136 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 8 Btc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 13 to 1 for CSS 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 interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

High

Links do not have a discernible name

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

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

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

High

Tap targets are not sized appropriately

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 8btc.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 8btc.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

8btc.com

Open Graph description is not detected on the main page of 8 Btc. 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

AI新智界-智能涌现，看见未来

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

8btc.com

style_13_common.css

style_13_forum_forumdisplay.css

common.js

style.css

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

8btc.com

style_13_common.css

style_13_forum_forumdisplay.css

common.js

style.css

animate.min.css

font-awesome.min.css

jquery-1.8.3.min.js

motto.js

style_13_widthauto.css

forum.js

placeholder.js

logging.js

act_header_nav.css

sosobtc_plugin.js

autoloadpage.js

custom.js

dl.css

bottomslide.js

GB_BIG.js

discuz_tips.js

qrcode.png

logo.svg

110233yypwvagvvegst3g3.gif

mobile-attach-3.png

pin_3.gif

common.gif

pin_1.gif

pollsmall.gif

hot_1.gif

agree_s.gif

rewardsmall.gif

btcpay.png

market

jquery.js

market.css

market.js

97_avatar_middle.jpg

question_bestanswer.php

72_avatar_middle.jpg

50_avatar_middle.jpg

70_avatar_middle.jpg

19_avatar_middle.jpg