Access rdtarena.com. ftx交易所app

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

40/100

25%

SI (Speed Index)

Value9.3 s

12/100

10%

TBT (Total Blocking Time)

Value310 ms

77/100

30%

CLS (Cumulative Layout Shift)

Value0.034

100/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

rdtarena.com

1853 ms

www.rdtarena.com

1174 ms

bj.php.tedu.cn

1989 ms

jQuery1.7.js

1826 ms

sou.js

1736 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Rdtarena.com, 71% (93 requests) were made to Bj.php.tedu.cn and 5% (6 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Bj.php.tedu.cn.

Content Size

2.0 MB

After Optimization

1.6 MB

In fact, the total size of Rdtarena.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. 50% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 72.1 kB

Original 85.7 kB
After minification 73.6 kB
After compression 13.6 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. This page needs HTML code to be minified as it can gain 12.1 kB, which is 14% 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 72.1 kB or 84% of the original size.

Image Optimization

-5%

Potential reduce by 89.0 kB

Original 1.6 MB
After minification 1.5 MB

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. Rdtarena images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 152.6 kB

Original 243.5 kB
After minification 236.6 kB
After compression 90.9 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 152.6 kB or 63% of the original size.

CSS Optimization

-80%

Potential reduce by 16.2 kB

Original 20.2 kB
After minification 16.9 kB
After compression 4.0 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. Rdtarena.com needs all CSS files to be minified and compressed as it can save up to 16.2 kB or 80% of the original size.

Requests Now

121

After Optimization

The browser has sent 121 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rdtarena. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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 experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Links are not crawlable

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

ZH
Language Claimed

N/A
Encoding

UTF-8

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

Social Sharing Optimization

rdtarena.com

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

ftx交易所app_免费看盘

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

rdtarena.com

www.rdtarena.com

bj.php.tedu.cn

jQuery1.7.js

sou.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

rdtarena.com

www.rdtarena.com

bj.php.tedu.cn

jQuery1.7.js

sou.js

index.css

jquery.js

ad.js

jquery.superslide.2.1.1.js

kf.php

hm.js

analytics.js

collect

hm.gif

collect

1447385588542.jpg

logo.jpg

feature_tab_bg.png

icon_cat_1.png

1455507070249.jpg

1452669645645.jpg

1445998975027.jpg

1452669736464.jpg

1440471968621.gif

1440471949533.gif

1440471653243.gif

1440471989953.gif

1458613518831.jpg

1440729118318.jpg

1458615830858.jpg

1458616051804.jpg

1458616312077.jpg

1459387669338.jpg

1459394577469.jpg

1456472743683.jpg

1459389466090.jpg

1440485550807.jpg

begin.jpg

bofbig.png

1440485878938.jpg

bof.png

1440486526967.jpg

1440487079418.jpg