Access 9c9t.com. 电脑diy装机_台式电脑配置清单及价格-99组装网

Report Summary

About Website

Welcome to 9c9t.com homepage info - get ready to check 9 C T best content right away, or after learning these important things about 9c9t.com

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name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

96/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

100/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

www.9c9t.com

7428 ms

17_all.css

1486 ms

48_115_lr_min.js

2573 ms

c.php

968 ms

bottom.css

464 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 72% of them (47 requests) were addressed to the original 9c9t.com, 8% (5 requests) were made to Res.mynet.cn and 3% (2 requests) were made to C.cnzz.com. The less responsive or slowest element that took the longest time to load (19.7 sec) belongs to the original domain 9c9t.com.

Content Size

455.3 kB

After Optimization

140.7 kB

In fact, the total size of 9c9t.com main page is 455.3 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. 15% of websites need less resources to load. Javascripts take 254.0 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 90.5 kB

Original 112.2 kB
After minification 111.7 kB
After compression 21.6 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. 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 90.5 kB or 81% of the original size.

Image Optimization

-19%

Potential reduce by 7.2 kB

Original 39.0 kB
After minification 31.7 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, 9 C T needs image optimization as it can save up to 7.2 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

-68%

Potential reduce by 173.4 kB

Original 254.0 kB
After minification 254.0 kB
After compression 80.7 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 173.4 kB or 68% of the original size.

CSS Optimization

-87%

Potential reduce by 43.5 kB

Original 50.2 kB
After minification 47.2 kB
After compression 6.7 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. 9c9t.com needs all CSS files to be minified and compressed as it can save up to 43.5 kB or 87% of the original size.

Requests Now

After Optimization

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 9 C T. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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

Document doesn't have a <title> element

These are opportunities to improve the interpretation of your content by users in different locales.

High

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

Search Engine Optimization Advices

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

High

Document doesn't have a <title> element

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 9c9t.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 9c9t.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

9c9t.com

Open Graph description is not detected on the main page of 9 C T. 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

电脑diy装机_台式电脑配置清单及价格-99组装网

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)