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name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.193

64/100

15%

TTI (Time to Interactive)

Value9.4 s

31/100

10%

spdoem.cn

1455 ms

common_6.css

691 ms

index_6.css

705 ms

reset_6.css

474 ms

temp_6.css

703 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 99% of them (91 requests) were addressed to the original Spdoem.cn, 1% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (6.8 sec) belongs to the original domain Spdoem.cn.

Content Size

3.2 MB

After Optimization

3.0 MB

In fact, the total size of Spdoem.cn main page is 3.2 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. 20% of websites need less resources to load. Images take 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 42.6 kB

Original 50.9 kB
After minification 40.2 kB
After compression 8.2 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 10.7 kB, which is 21% 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 42.6 kB or 84% of the original size.

Image Optimization

-4%

Potential reduce by 134.6 kB

Original 3.1 MB
After minification 2.9 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. Spdoem images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 20.1 kB

Original 70.7 kB
After minification 70.4 kB
After compression 50.6 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 20.1 kB or 28% of the original size.

CSS Optimization

-34%

Potential reduce by 4.7 kB

Original 14.1 kB
After minification 14.1 kB
After compression 9.4 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. Spdoem.cn needs all CSS files to be minified and compressed as it can save up to 4.7 kB or 34% of the original size.

Requests Now

After Optimization

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spdoem. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-hidden="true"] elements contain focusable descendents

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

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

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

UTF-8

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

spdoem.cn

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

煤矿防雷工程贵州防雷公司|贵阳防雷器价格贵阳防雷产品|贵州机房防雷工程资质|贵阳防雷接地工程|贵阳光伏风电防雷检测|贵阳移动防雷接地方案专业避雷针厂家|贵州建筑物特种防雷资质|科比特贵州防雷检测厂家

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

spdoem.cn

common_6.css

index_6.css

reset_6.css

temp_6.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

spdoem.cn

common_6.css

index_6.css

reset_6.css

temp_6.css

scrollpic.js

msclass.js

index.js

jquery.js

rollup.js

pagemode.js

20108069.js

jquery-1.3.2.min.js

jquery.kinslideshow-1.1.js

jquery.lazyload.js

kf.css

qqkf.js

tj.js

t_bj.gif

logo.gif

cxt.png

nav.gif

nav_line.gif

s.gif

sk.gif

banner_bj.gif

20130809145359_52867.jpg

20130809145428_20554.jpg

20130809145522_75643.jpg

qq_06.gif

qq_03.png

qq_09.gif

20130624185911_41741.gif

zx.gif

20200421172403_76234.jpg

201887958284007480.png

201887100323519687.png

201887107158116641.jpg

20147291716292218493.jpg

20130531160833_54100.jpg

lx.jpg

qiantai.gif

nopic.gif