Access sr.dxy.cn. 独家报告

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

sr.dxy.cn

1364 ms

reset-min.css

3074 ms

bg.png

1227 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that 33% of them (1 request) were addressed to the original Sr.dxy.cn, 67% (2 requests) were made to Assets.dxycdn.com. The less responsive or slowest element that took the longest time to load (3.1 sec) relates to the external source Assets.dxycdn.com.

Content Size

14.0 kB

After Optimization

11.6 kB

In fact, the total size of Sr.dxy.cn main page is 14.0 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 9.8 kB which makes up the majority of the site volume.

HTML Optimization

-61%

Potential reduce by 2.1 kB

Original 3.4 kB
After minification 2.9 kB
After compression 1.3 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 507 B, which is 15% 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 2.1 kB or 61% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 9.8 kB
After minification 9.8 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. Sr Dxy images are well optimized though.

CSS Optimization

-48%

Potential reduce by 393 B

Original 822 B
After minification 806 B
After compression 429 B

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. Sr.dxy.cn needs all CSS files to be minified and compressed as it can save up to 393 B or 48% of the original size.

Requests Now

After Optimization

The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sr Dxy. According to our analytics all requests are already optimized.

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

Form elements do not have associated labels

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

Serves images with low resolution

High

Registers an unload listener

Low

Detected JavaScript libraries

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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 Sr.dxy.cn 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 Sr.dxy.cn 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

sr.dxy.cn

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