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vipzhanghao.com screenshot

64

Performance

Renders faster than
77% of other websites
42

Accessibility

Visual factors better than
that of 19% of websites
58

Best Practices

More advanced features
available than in
20% of websites
83

SEO

Google-friendlier than
46% of websites

First Response

403 ms

Resources Loaded

7.3 sec

Page Rendered

510 ms

vipzhanghao.com screenshot

About Website

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Key Findings

We analyzed Vipzhanghao.com page load time and found that the first response time was 403 ms and then it took 7.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

vipzhanghao.com

403 ms

iconfont.css

72 ms

stui_default.css

143 ms

jquery.min.js

2233 ms

stui_default.js

1619 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 96% of them (48 requests) were addressed to the original Vipzhanghao.com, 2% (1 request) were made to Js.users.51.la and 2% (1 request) were made to Ia.51.la. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Vipzhanghao.com.

Content Size

340.6 kB

After Optimization

280.7 kB

In fact, the total size of Vipzhanghao.com main page is 340.6 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. Images take 269.7 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 53.2 kB

Original 65.1 kB
After minification 61.9 kB
After compression 12.0 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 53.2 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 5.3 kB

Original 269.7 kB
After minification 264.4 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. Vipzhanghao images are well optimized though.

CSS Optimization

-25%

Potential reduce by 1.4 kB

Original 5.8 kB
After minification 5.8 kB
After compression 4.4 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. Vipzhanghao.com needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 25% of the original size.

Requests Now

45

After Optimization

26

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vipzhanghao. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 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 experience of reading tabular or list data using assistive technology, like a screen reader.

High

Definition list items are not wrapped in <dl> elements

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

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

High

[lang] attributes do not have a valid value

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

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

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 Vipzhanghao.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 Vipzhanghao.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

vipzhanghao.com

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