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

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

cobantracker.en.alibaba.com

Company Overview - Shenzhen Coban Electronics Co., Ltd.

Page Load Speed

3.5 sec in total

First Response

303 ms

Resources Loaded

2.8 sec

Page Rendered

397 ms

cobantracker.en.alibaba.com screenshot

About Website

Visit cobantracker.en.alibaba.com now to see the best up-to-date Coban Tracker En Alibaba content for China and also check out these interesting facts you probably never knew about cobantracker.en.alibaba.com

Shenzhen Coban Electronics Co., Ltd. Products:gps tracker,vehicle and car gps tracker,personal gps tracker,Vehicle/Car GPS Tracking System,Vehicle/Car GPS Tracking And Anti-Theft System

Visit cobantracker.en.alibaba.com

Key Findings

We analyzed Cobantracker.en.alibaba.com page load time and found that the first response time was 303 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

cobantracker.en.alibaba.com performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value3,610 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value23.9 s

1/100

10%

Network Requests Diagram

cobantracker.en.alibaba.com

303 ms

cobantracker.en.alibaba.com

320 ms

25 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

224 ms

247 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Cobantracker.en.alibaba.com, 41% (13 requests) were made to S.alicdn.com and 16% (5 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 676.2 kB (40%)

Content Size

1.7 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cobantracker.en.alibaba.com main page is 1.7 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. 30% of websites need less resources to load. Javascripts take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 419.0 kB

  • Original 508.9 kB
  • After minification 508.2 kB
  • After compression 89.9 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 419.0 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 7.2 kB
  • After minification 7.2 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. Coban Tracker En Alibaba images are well optimized though.

JavaScript Optimization

-22%

Potential reduce by 257.2 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 910.6 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 257.2 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (43%)

Requests Now

30

After Optimization

17

  • AJAX
  • Images
  • JavaScript

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coban Tracker 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 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cobantracker.en.alibaba.com

cobantracker.en.alibaba.com

303 ms

cobantracker.en.alibaba.com

cobantracker.en.alibaba.com

320 ms

25 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

224 ms

247 ms

renderHeader.js

renderHeader.js

241 ms

H7f166da7ed0e4227b016e55c22437302B.jpg

H7f166da7ed0e4227b016e55c22437302B.jpg

394 ms

H50490430b1964d9a8d7d010d61298725X.jpg

H50490430b1964d9a8d7d010d61298725X.jpg

691 ms

H30340fd6e1254dca90ab9ae201810da5W.jpg

H30340fd6e1254dca90ab9ae201810da5W.jpg

1861 ms

awsc.js

awsc.js

23 ms

27 ms

et_n.js

et_n.js

28 ms

um.js

um.js

28 ms

7.gif

7.gif

165 ms

index.js

index.js

124 ms

index.js

index.js

157 ms

H6a10e28514794f72aef12a389ed221c3m.png

H6a10e28514794f72aef12a389ed221c3m.png

2231 ms

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

158 ms

H0e613113f6844811b66cb2eb424e5af08.png

H0e613113f6844811b66cb2eb424e5af08.png

198 ms

H9892bcd85e3349e1ba5b1aaba4ee97c6p.png

H9892bcd85e3349e1ba5b1aaba4ee97c6p.png

780 ms

Hfc2ec3965cdd4882a11452aca4062ef0L.png

Hfc2ec3965cdd4882a11452aca4062ef0L.png

248 ms

H420bc44d2ef64e0097d5940de100d499n.png

H420bc44d2ef64e0097d5940de100d499n.png

384 ms

H0d4c2a0f9ec84c36a14de0782ec25c41K.png

H0d4c2a0f9ec84c36a14de0782ec25c41K.png

1228 ms

Hcbe8e8e3fc3344af904083844a5f56fdf.png

Hcbe8e8e3fc3344af904083844a5f56fdf.png

809 ms

H4131eb56be304fdc87eb308a9d795845n.png

H4131eb56be304fdc87eb308a9d795845n.png

830 ms

wu.json

wu.json

646 ms

baxiaCommon.js

baxiaCommon.js

25 ms

wcfg.json

wcfg.json

1166 ms

rp

rp

1043 ms

um.json

um.json

52 ms

getUmid.do

getUmid.do

22 ms

eg.js

eg.js

2 ms

Accessibility Review

cobantracker.en.alibaba.com accessibility score

69

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.

Best Practices

cobantracker.en.alibaba.com best practices score

83

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

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

cobantracker.en.alibaba.com SEO score

79

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

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 Cobantracker.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 Cobantracker.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

cobantracker.en.alibaba.com

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