Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

air-xr.com

真空泵|空压机|鼓风机【信然集团官网】氢能源设备|空气压缩机|螺杆空压机|空分设备|激光切割机|移动空压机|水井钻机|无油空压机|膨胀机|制氮机|离心压缩机|防爆空压机|螺杆真空泵

Page Load Speed

33.2 sec in total

First Response

10.3 sec

Resources Loaded

22.5 sec

Page Rendered

337 ms

air-xr.com screenshot

About Website

Visit air-xr.com now to see the best up-to-date Air Xr content and also check out these interesting facts you probably never knew about air-xr.com

信然集团【中国】工厂生产螺杆真空泵,节能空压机,鼓风机,水井钻机,制氮机,空分设备,氢能源设备,防爆空压机,两级压缩空压机,无油空压机等产品.咨询:400-110-9566 13621769700 18621809999专业高端压缩机,膨胀发电机,离心压缩机,柴油空压机,变频空压机,低压空压机,防爆空压机,激光切割机等产品制造商

Visit air-xr.com

Key Findings

We analyzed Air-xr.com page load time and found that the first response time was 10.3 sec and then it took 22.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

air-xr.com performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

68/100

25%

SI (Speed Index)

Value2.1 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

air-xr.com

10337 ms

css.css

3079 ms

counter-cn.js

777 ms

bg2.jpg

467 ms

logo.jpg

4552 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 96% of them (22 requests) were addressed to the original Air-xr.com, 4% (1 request) were made to Jsq.etwun.com. The less responsive or slowest element that took the longest time to load (14.1 sec) belongs to the original domain Air-xr.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 42.8 kB (27%)

Content Size

160.2 kB

After Optimization

117.5 kB

In fact, the total size of Air-xr.com main page is 160.2 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. Only 10% of websites need less resources to load. Images take 129.3 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 12.2 kB

  • Original 18.2 kB
  • After minification 16.8 kB
  • After compression 6.0 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 12.2 kB or 67% of the original size.

Image Optimization

-16%

Potential reduce by 20.6 kB

  • Original 129.3 kB
  • After minification 108.7 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, Air Xr needs image optimization as it can save up to 20.6 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-46%

Potential reduce by 215 B

  • Original 464 B
  • After minification 443 B
  • After compression 249 B

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 215 B or 46% of the original size.

CSS Optimization

-80%

Potential reduce by 9.8 kB

  • Original 12.3 kB
  • After minification 11.3 kB
  • After compression 2.5 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. Air-xr.com needs all CSS files to be minified and compressed as it can save up to 9.8 kB or 80% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

20

After Optimization

20

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Air Xr. According to our analytics all requests are already optimized.

Accessibility Review

air-xr.com accessibility score

54

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

air-xr.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

air-xr.com SEO score

69

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Air-xr.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 Air-xr.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

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