Tools & Wizards About Us
jetautotools.en.alibaba.com screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 41

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

jetautotools.en.alibaba.com

Shanghai Jet Tools Co., Ltd. - Diagnostic Tools, Auto Repair Tools

Page Load Speed

3.1 sec in total

First Response

160 ms

Resources Loaded

2.6 sec

Page Rendered

402 ms

jetautotools.en.alibaba.com screenshot

About Website

Welcome to jetautotools.en.alibaba.com homepage info - get ready to check Jet Auto Tools En Alibaba best content for China right away, or after learning these important things about jetautotools.en.alibaba.com

Shanghai Jet Tools Co., Ltd., Experts in Manufacturing and Exporting Diagnostic Tools, Auto Repair Tools and 0 more Products.

Visit jetautotools.en.alibaba.com

Key Findings

We analyzed Jetautotools.en.alibaba.com page load time and found that the first response time was 160 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

jetautotools.en.alibaba.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

84/100

25%

SI (Speed Index)

Value10.6 s

7/100

10%

TBT (Total Blocking Time)

Value4,220 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.66

8/100

15%

TTI (Time to Interactive)

Value25.8 s

0/100

10%

Network Requests Diagram

jetautotools.en.alibaba.com

160 ms

jetautotools.en.alibaba.com

650 ms

106 ms

84 ms

header.css

92 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Jetautotools.en.alibaba.com, 68% (78 requests) were made to S.alicdn.com and 6% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Fourier.taobao.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.1 MB (62%)

Content Size

6.5 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jetautotools.en.alibaba.com main page is 6.5 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. 70% of websites need less resources to load. Javascripts take 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 582.5 kB

  • Original 698.3 kB
  • After minification 694.4 kB
  • After compression 115.8 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 582.5 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 15.8 kB

  • Original 308.2 kB
  • After minification 292.4 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. Jet Auto Tools En Alibaba images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 3.2 MB

  • Original 5.1 MB
  • After minification 5.1 MB
  • After compression 1.9 MB

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 3.2 MB or 62% of the original size.

CSS Optimization

-72%

Potential reduce by 285.9 kB

  • Original 398.9 kB
  • After minification 348.0 kB
  • After compression 113.0 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. Jetautotools.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 285.9 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (41%)

Requests Now

103

After Optimization

61

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jet Auto Tools En Alibaba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jetautotools.en.alibaba.com

jetautotools.en.alibaba.com

160 ms

jetautotools.en.alibaba.com

jetautotools.en.alibaba.com

650 ms

106 ms

84 ms

header.css

header.css

92 ms

header.js

header.js

95 ms

92 ms

web-index.css

web-index.css

83 ms

web-index.css

web-index.css

95 ms

web-index.css

web-index.css

92 ms

web-index.css

web-index.css

98 ms

web-index.css

web-index.css

99 ms

252 ms

246 ms

index.js

index.js

248 ms

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

636 ms

74 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

69 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

72 ms

O1CN01kdASbu1gwr9DpPPgA_!!6000000004207-2-tps-290-296.png

O1CN01kdASbu1gwr9DpPPgA_!!6000000004207-2-tps-290-296.png

71 ms

H05ce0cf6dd5f4f25a675cf22fcc1082c9.png

H05ce0cf6dd5f4f25a675cf22fcc1082c9.png

276 ms

H061d56ae2e8247f1a7848e17c36f5fd9C.jpg_250x250.jpg

H061d56ae2e8247f1a7848e17c36f5fd9C.jpg_250x250.jpg

276 ms

Hf8fb7f93769f41918993987108916a46d.png_250x250.png

Hf8fb7f93769f41918993987108916a46d.png_250x250.png

240 ms

H8a25ac49840e400785bdf8e82141e7aex.jpg_250x250.jpg

H8a25ac49840e400785bdf8e82141e7aex.jpg_250x250.jpg

304 ms

H9ceb296136d04310b10ec975cb744c4aj.jpg_250x250.jpg

H9ceb296136d04310b10ec975cb744c4aj.jpg_250x250.jpg

275 ms

He0a34aabfc0848c1ac975472a42ee0e5z.jpg_250x250.jpg

He0a34aabfc0848c1ac975472a42ee0e5z.jpg_250x250.jpg

276 ms

H9795865cd0a64c0a8bd912734c2ef6ed9.png

H9795865cd0a64c0a8bd912734c2ef6ed9.png

274 ms

H362bc15e6d1f4aeba847c24316aab415r.jpg_250x250.jpg

H362bc15e6d1f4aeba847c24316aab415r.jpg_250x250.jpg

361 ms

Hd063da69fd604898a0a4d24a9949d488R.png_250x250.png

Hd063da69fd604898a0a4d24a9949d488R.png_250x250.png

359 ms

H9eb4162a91154dec9a4f67986cbf374fz.png_250x250.png

H9eb4162a91154dec9a4f67986cbf374fz.png_250x250.png

359 ms

H79b966b6390b43aba85a081db47d66eaH.jpg_250x250.jpg

H79b966b6390b43aba85a081db47d66eaH.jpg_250x250.jpg

358 ms

H8e61bafae64e4534b34389e03efd95548.png_250x250.png

H8e61bafae64e4534b34389e03efd95548.png_250x250.png

360 ms

Hd69a77d6f0254e59ae0a0151ba189736B.jpg_250x250.jpg

Hd69a77d6f0254e59ae0a0151ba189736B.jpg_250x250.jpg

357 ms

H49f91050192e487aa96fffdb1ae8783cx.jpg_250x250.jpg

H49f91050192e487aa96fffdb1ae8783cx.jpg_250x250.jpg

604 ms

Hc376f88b8e254919ba53b7edc880d1d9m.jpg_250x250.jpg

Hc376f88b8e254919ba53b7edc880d1d9m.jpg_250x250.jpg

624 ms

H425c682a87e24c09b7676248f358581eC.jpg_250x250.jpg

H425c682a87e24c09b7676248f358581eC.jpg_250x250.jpg

623 ms

Hb2283bd7cb324706951ef7279942e189l.jpg_250x250.jpg

Hb2283bd7cb324706951ef7279942e189l.jpg_250x250.jpg

505 ms

Hcb1ff43ccb334656bcab91cfb8dcec87N.jpg_250x250.jpg

Hcb1ff43ccb334656bcab91cfb8dcec87N.jpg_250x250.jpg

605 ms

Hde181303a6414709911ab3e4c852b89bK.png_250x250.png

Hde181303a6414709911ab3e4c852b89bK.png_250x250.png

604 ms

Hd2901f1b29f4479c878409e88e7dcb47E.jpg_250x250.jpg

Hd2901f1b29f4479c878409e88e7dcb47E.jpg_250x250.jpg

622 ms

Hc2f6fdc782b4433e8e812e6ad76054d3b.jpg_250x250.jpg

Hc2f6fdc782b4433e8e812e6ad76054d3b.jpg_250x250.jpg

1083 ms

Hc4413a2e7d40451a8da803cb794f2cf64.jpg_250x250.jpg

Hc4413a2e7d40451a8da803cb794f2cf64.jpg_250x250.jpg

796 ms

He496565a4f104c6fbaea7c24d2ab95432.jpg_250x250.jpg

He496565a4f104c6fbaea7c24d2ab95432.jpg_250x250.jpg

790 ms

H0b3e76227a73467fbafeaf13f13faefej.png_250x250.png

H0b3e76227a73467fbafeaf13f13faefej.png_250x250.png

791 ms

Hf9226115bef440de8e3784a83724d4193.png_250x250.png

Hf9226115bef440de8e3784a83724d4193.png_250x250.png

793 ms

H8ac072c44d09427a910c80a71ba9563fz.jpg_640x640.jpg

H8ac072c44d09427a910c80a71ba9563fz.jpg_640x640.jpg

790 ms

Hc5c4ecee75ee4bdb81841e1391fb4b47n.jpg_300x300.jpg

Hc5c4ecee75ee4bdb81841e1391fb4b47n.jpg_300x300.jpg

796 ms

H3fb9123de3aa46a592556ac2c3c8f510T.jpg_300x300.jpg

H3fb9123de3aa46a592556ac2c3c8f510T.jpg_300x300.jpg

820 ms

Hdf3a56813c3743999f11ca5986e67c08k.jpg_300x300.jpg

Hdf3a56813c3743999f11ca5986e67c08k.jpg_300x300.jpg

1078 ms

TB1k1Ive3oQMeJjy0FoXXcShVXa-1200-280.png

TB1k1Ive3oQMeJjy0FoXXcShVXa-1200-280.png

871 ms

personTipsInfo.do

personTipsInfo.do

266 ms

awsc.js

awsc.js

313 ms

222 ms

Hd69a77d6f0254e59ae0a0151ba189736B.jpg_720x720.jpg

Hd69a77d6f0254e59ae0a0151ba189736B.jpg_720x720.jpg

786 ms

Hddc3ceee701b48b990737e93a1c2006e2.jpg_480x480.jpg

Hddc3ceee701b48b990737e93a1c2006e2.jpg_480x480.jpg

821 ms

Hf8fb7f93769f41918993987108916a46d.png_480x480.png

Hf8fb7f93769f41918993987108916a46d.png_480x480.png

896 ms

Haeba790b5763433ebb0414618b3e8068X.png_480x480.png

Haeba790b5763433ebb0414618b3e8068X.png_480x480.png

824 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

620 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

729 ms

808 ms

H9fec78ef07634b669ea5c6b7b78ae438v.jpg_480x480.jpg

H9fec78ef07634b669ea5c6b7b78ae438v.jpg_480x480.jpg

1014 ms

He96ed8ee05384bd7b87e510bc80fde865.jpg_480x480.jpg

He96ed8ee05384bd7b87e510bc80fde865.jpg_480x480.jpg

967 ms

roboto-regular.woff

roboto-regular.woff

662 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

238 ms

roboto-medium.woff

roboto-medium.woff

683 ms

roboto-light.woff

roboto-light.woff

811 ms

roboto-thin.woff

roboto-thin.woff

813 ms

roboto-bold.woff

roboto-bold.woff

813 ms

eg.js

eg.js

68 ms

icon-font.woff

icon-font.woff

787 ms

H36a3bb9ba73d4f0abaa257debc083924j.png_480x480.png

H36a3bb9ba73d4f0abaa257debc083924j.png_480x480.png

850 ms

sc.globalxman.appscene

sc.globalxman.appscene

33 ms

footer.css

footer.css

732 ms

H6db5afc405bf45888d3295b220b5c1f8i.png_480x480.png

H6db5afc405bf45888d3295b220b5c1f8i.png_480x480.png

875 ms

H6eb36703ea3d4b4d974a13f4cdaddbdfP.png_480x480.png

H6eb36703ea3d4b4d974a13f4cdaddbdfP.png_480x480.png

798 ms

H1d9f7cae25934eb090712be052b24785p.jpg_480x480.jpg

H1d9f7cae25934eb090712be052b24785p.jpg_480x480.jpg

797 ms

H15c95f0f35ed49f4b893bd43da54cd4bZ.jpg_350x350.jpg

H15c95f0f35ed49f4b893bd43da54cd4bZ.jpg_350x350.jpg

891 ms

et_n.js

et_n.js

19 ms

um.js

um.js

141 ms

Hb5fe67a991e54d658cefd1192d789b60p.jpg_350x350.jpg

Hb5fe67a991e54d658cefd1192d789b60p.jpg_350x350.jpg

934 ms

7.gif

7.gif

111 ms

index.js

index.js

137 ms

index.js

index.js

124 ms

H47b8b7ae82274700bf589c5ea2de8d98A.jpg_350x350.jpg

H47b8b7ae82274700bf589c5ea2de8d98A.jpg_350x350.jpg

648 ms

wu.json

wu.json

58 ms

H7e72b2f40e8248c9952468357e62c89bm.jpg_350x350.jpg

H7e72b2f40e8248c9952468357e62c89bm.jpg_350x350.jpg

624 ms

H9056646535924ea8882ae2171701e022M.jpg_350x350.jpg

H9056646535924ea8882ae2171701e022M.jpg_350x350.jpg

693 ms

H76f708057fbd4d708cf6b6bd38cf0270d.jpg_350x350.jpg

H76f708057fbd4d708cf6b6bd38cf0270d.jpg_350x350.jpg

633 ms

Hc5c4ecee75ee4bdb81841e1391fb4b47n.jpg_350x350.jpg

Hc5c4ecee75ee4bdb81841e1391fb4b47n.jpg_350x350.jpg

673 ms

H3fb9123de3aa46a592556ac2c3c8f510T.jpg_350x350.jpg

H3fb9123de3aa46a592556ac2c3c8f510T.jpg_350x350.jpg

672 ms

baxiaCommon.js

baxiaCommon.js

10 ms

rp

rp

1172 ms

um.json

um.json

60 ms

getUmid.do

getUmid.do

214 ms

light0.5x.png

light0.5x.png

102 ms

pages_version.html

pages_version.html

107 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

42 ms

defer-common.js

defer-common.js

100 ms

i.alicdn.com

i.alicdn.com

266 ms

index.js

index.js

57 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

169 ms

index.web.css

index.web.css

165 ms

index.web.js

index.web.js

174 ms

store-proxy.html

store-proxy.html

143 ms

countryCurrencyDataService

countryCurrencyDataService

222 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

119 ms

personRoleInfo.do

personRoleInfo.do

180 ms

notification.do

notification.do

230 ms

index.js

index.js

179 ms

index.js

index.js

126 ms

availableSurveyQuery.json

availableSurveyQuery.json

98 ms

iconfont.woff

iconfont.woff

35 ms

iconfont.woff

iconfont.woff

18 ms

index.css

index.css

10 ms

Accessibility Review

jetautotools.en.alibaba.com accessibility score

41

Accessibility Issues

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

jetautotools.en.alibaba.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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

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

jetautotools.en.alibaba.com SEO score

71

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

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

High

Document doesn't have a valid hreflang

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jetautotools.en.alibaba.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Jetautotools.en.alibaba.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

jetautotools.en.alibaba.com

Open Graph data is detected on the main page of Jet Auto Tools En Alibaba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: