Access classi4us.com. 亚-搏手机版登入页面界面

Report Summary

About Website

Welcome to classi4us.com homepage info - get ready to check Classi 4 Us best content for United States right away, or after learning these important things about classi4us.com

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name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value2.8 s

95/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

classi4us.com

203 ms

www.classi4us.com

276 ms

main12.min.css

109 ms

main-12.min.js

115 ms

analytics.js

33 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that 22% of them (2 requests) were addressed to the original Classi4us.com, 44% (4 requests) were made to Static-in.classi4u.com and 22% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (277 ms) relates to the external source Static-in.classi4u.com.

Content Size

149.2 kB

After Optimization

52.8 kB

In fact, the total size of Classi4us.com main page is 149.2 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. 20% of websites need less resources to load. Javascripts take 57.3 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 34.3 kB

Original 45.6 kB
After minification 45.6 kB
After compression 11.3 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. 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 34.3 kB or 75% of the original size.

JavaScript Optimization

-45%

Potential reduce by 25.5 kB

Original 57.3 kB
After minification 57.3 kB
After compression 31.8 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 25.5 kB or 45% of the original size.

CSS Optimization

-79%

Potential reduce by 36.5 kB

Original 46.2 kB
After minification 46.2 kB
After compression 9.7 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. Classi4us.com needs all CSS files to be minified and compressed as it can save up to 36.5 kB or 79% of the original size.

Requests Now

After Optimization

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Classi 4 Us. According to our analytics all requests are already optimized.

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

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

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.

Search Engine Optimization Advices

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

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Classi4us.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Classi4us.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

classi4us.com

Open Graph description is not detected on the main page of Classi 4 Us. 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

亚-搏手机版登入页面界面

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)