Access lexus.com.cn. LEXUS雷克萨斯官网

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value22.4 s

0/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value3,320 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value11.0 s

21/100

10%

lexus.com.cn

2963 ms

video-js.min.css

4237 ms

bootstrap.min.css

10560 ms

theme.css

4986 ms

model.css

874 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 36% of them (27 requests) were addressed to the original Lexus.com.cn, 9% (7 requests) were made to Collector.bughd.com and 9% (7 requests) were made to T1.chinavivaki.com. The less responsive or slowest element that took the longest time to load (20 sec) belongs to the original domain Lexus.com.cn.

Content Size

14.2 MB

After Optimization

13.6 MB

In fact, the total size of Lexus.com.cn main page is 14.2 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. 25% of websites need less resources to load. Images take 13.5 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 73.4 kB

Original 85.2 kB
After minification 62.1 kB
After compression 11.8 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. This page needs HTML code to be minified as it can gain 23.1 kB, which is 27% 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 73.4 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 94.4 kB

Original 13.5 MB
After minification 13.5 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. Lexus images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 208.1 kB

Original 313.6 kB
After minification 281.1 kB
After compression 105.5 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 208.1 kB or 66% of the original size.

CSS Optimization

-84%

Potential reduce by 198.6 kB

Original 237.2 kB
After minification 214.3 kB
After compression 38.6 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. Lexus.com.cn needs all CSS files to be minified and compressed as it can save up to 198.6 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lexus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 6 to 1 for CSS 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 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

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

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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 Lexus.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 Lexus.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

lexus.com.cn

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

LEXUS雷克萨斯官网

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)

Network Requests Diagram

lexus.com.cn

video-js.min.css

bootstrap.min.css

theme.css

model.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

lexus.com.cn

video-js.min.css

bootstrap.min.css

theme.css

model.css

media.css

domain_nav.css

lexus-global.js

modeldata.js

videojs-ie8.min.js

bughd.min.js

owl.carousel.js

jweixin-1.0.0.js

analytics.js

clicki.min.js

collect

collect

track_proxy

track_proxy

qr.do2014.cn

blank

logo.png

ct-model-400x160.png

is-model-400x160.png

es-model-400x160.png

gs-model-400x160.png

ls-model-400x160.png

nx-model-400x160.png

rx-model-400x160.png

gx-model-400x160.png

lx-model-400x160.png

rc-model-400x160.png

rcf-model-400x160.png

qrcode.jpg

gtm.js

lexus.woff

10287

dmp-track.js

adv.js

hwt.js

hat.js

nht_static.js

lexus-icon.ttf