Access zuche001.com.cn. 北京租车-北京租车公司-北京首汽环球汽车租赁有限公司-首汽租车

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

26/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value210 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.785

5/100

15%

TTI (Time to Interactive)

Value7.0 s

53/100

10%

zuche001.com.cn

2535 ms

base2.css

1588 ms

index.css

3409 ms

jquery-1.9.1.min.js

4133 ms

jquery.superslide.2.1.1.js

6054 ms

Our browser made a total of 91 requests to load all elements on the main page. We found that 86% of them (78 requests) were addressed to the original Zuche001.com.cn, 12% (11 requests) were made to Xiehezuche.com and 2% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Zuche001.com.cn.

Content Size

2.5 MB

After Optimization

2.3 MB

In fact, the total size of Zuche001.com.cn main page is 2.5 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. 35% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 29.5 kB

Original 37.3 kB
After minification 34.1 kB
After compression 7.8 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 29.5 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 91.5 kB

Original 2.3 MB
After minification 2.2 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. Zuche 001 images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 99.6 kB

Original 143.0 kB
After minification 124.9 kB
After compression 43.4 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 99.6 kB or 70% of the original size.

CSS Optimization

-77%

Potential reduce by 13.9 kB

Original 18.1 kB
After minification 15.8 kB
After compression 4.2 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. Zuche001.com.cn needs all CSS files to be minified and compressed as it can save up to 13.9 kB or 77% of the original size.

Requests Now

After Optimization

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zuche 001. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 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 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

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links are not crawlable

High

robots.txt is not valid

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 Zuche001.com.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 Zuche001.com.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

zuche001.com.cn

Open Graph description is not detected on the main page of Zuche 001. 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

北京租车-北京租车公司-北京首汽环球汽车租赁有限公司-首汽租车

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

zuche001.com.cn

base2.css

index.css

jquery-1.9.1.min.js

jquery.superslide.2.1.1.js

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

zuche001.com.cn

base2.css

index.css

jquery-1.9.1.min.js

jquery.superslide.2.1.1.js

common2.js

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logo.png

about.jpg

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