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1hai.cn screenshot

Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

1hai.cn

一嗨租车·二手车-全国直营大品牌 旅游自驾 商务出行

Page Load Speed

4.7 sec in total

First Response

2.3 sec

Resources Loaded

2.3 sec

Page Rendered

0 ms

1hai.cn screenshot

About Website

Welcome to 1hai.cn homepage info - get ready to check 1 Hai best content for China right away, or after learning these important things about 1hai.cn

一嗨租车是国内出行行业头部企业，拥有11000+直营服务网点，遍布全国500+城市，提供休闲旅游、通勤代步、商务出行等多种场景用车服务，支持全国多地免异地还车费。车型众多：本田新飞度、宝马3系、保时捷718、别克GL8等。现更推出二手车买卖服务，14天包退换，一嗨致力于为国人出行热忱服务。

Visit 1hai.cn

Key Findings

We analyzed 1hai.cn page load time and found that the first response time was 2.3 sec and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

1hai.cn performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.2 s

0/100

25%

SI (Speed Index)

Value16.5 s

0/100

10%

TBT (Total Blocking Time)

Value380 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value18.2 s

3/100

10%

Network Requests Diagram

1hai.cn

2329 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to 1hai.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain 1hai.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (56%)

Content Size

2.9 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 1hai.cn main page is 2.9 MB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-44%

Potential reduce by 312 B

  • Original 710 B
  • After minification 710 B
  • After compression 398 B

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 312 B or 44% of the original size.

Image Optimization

-29%

Potential reduce by 412.1 kB

  • Original 1.4 MB
  • After minification 988.4 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. Obviously, 1 Hai needs image optimization as it can save up to 412.1 kB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-79%

Potential reduce by 614.0 kB

  • Original 773.8 kB
  • After minification 593.4 kB
  • After compression 159.7 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 614.0 kB or 79% of the original size.

CSS Optimization

-82%

Potential reduce by 587.7 kB

  • Original 714.3 kB
  • After minification 673.9 kB
  • After compression 126.6 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. 1hai.cn needs all CSS files to be minified and compressed as it can save up to 587.7 kB or 82% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Network Requests Diagram

1hai.cn

1hai.cn

2329 ms

Accessibility Review

1hai.cn accessibility score

75

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

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.

Impact

Issue

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

1hai.cn best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Requests the geolocation permission on page load

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

1hai.cn SEO score

74

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 1hai.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 1hai.cn main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

1hai.cn

Open Graph description is not detected on the main page of 1 Hai. 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: