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

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

istartekcn.en.alibaba.com

Company Overview - Shenzhen iStartek Technology Co., Ltd.

Page Load Speed

2.5 sec in total

First Response

335 ms

Resources Loaded

2 sec

Page Rendered

154 ms

istartekcn.en.alibaba.com screenshot

About Website

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

Shenzhen iStartek Technology Co., Ltd. Products:GPS Tracker, Wireless Router, Dash Cam

Visit istartekcn.en.alibaba.com

Key Findings

We analyzed Istartekcn.en.alibaba.com page load time and found that the first response time was 335 ms and then it took 2.2 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

istartekcn.en.alibaba.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value11.9 s

4/100

10%

TBT (Total Blocking Time)

Value5,890 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.167

71/100

15%

TTI (Time to Interactive)

Value30.3 s

0/100

10%

Network Requests Diagram

istartekcn.en.alibaba.com

335 ms

istartekcn.en.alibaba.com

284 ms

43 ms

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

31 ms

index.js

50 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Istartekcn.en.alibaba.com, 57% (30 requests) were made to Sc02.alicdn.com and 15% (8 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.5 MB (72%)

Content Size

3.5 MB

After Optimization

999.1 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Istartekcn.en.alibaba.com main page is 3.5 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. 35% of websites need less resources to load. Javascripts take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 567.0 kB

  • Original 668.6 kB
  • After minification 667.9 kB
  • After compression 101.7 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 567.0 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 37 B

  • Original 12.1 kB
  • After minification 12.0 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. IStartek Cn En Alibaba images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 2.0 MB

  • Original 2.8 MB
  • After minification 2.8 MB
  • After compression 885.4 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 2.0 MB or 69% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (43%)

Requests Now

51

After Optimization

29

  • AJAX
  • Images
  • JavaScript

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IStartek Cn 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 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

istartekcn.en.alibaba.com

istartekcn.en.alibaba.com

335 ms

istartekcn.en.alibaba.com

istartekcn.en.alibaba.com

284 ms

43 ms

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

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

31 ms

index.js

index.js

50 ms

index.js

index.js

35 ms

renderHeader.js

renderHeader.js

39 ms

awsc.js

awsc.js

34 ms

7 ms

7.gif

7.gif

75 ms

et_n.js

et_n.js

5 ms

um.js

um.js

68 ms

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

37 ms

Had8f2a66697f42c49290844cca8c13a3X.png

Had8f2a66697f42c49290844cca8c13a3X.png

678 ms

H5d22c75d0ad649539f72d3153d1c1e67B.jpeg_100x100.jpeg

H5d22c75d0ad649539f72d3153d1c1e67B.jpeg_100x100.jpeg

34 ms

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

25 ms

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

20 ms

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

20 ms

H633d1e4799ef4b988e501f26a55adf81t.jpg

H633d1e4799ef4b988e501f26a55adf81t.jpg

21 ms

H83c721da7aad421a820b5fea8231cd74B.jpg

H83c721da7aad421a820b5fea8231cd74B.jpg

480 ms

H657a3933c4c54f0e9a0ea220ad0720d7G.png

H657a3933c4c54f0e9a0ea220ad0720d7G.png

398 ms

Hca206c8a96984c00a443bb1ee89c8fbdK.png

Hca206c8a96984c00a443bb1ee89c8fbdK.png

401 ms

H8dd15f4af5714bdeb0857470e2aec166Q.png

H8dd15f4af5714bdeb0857470e2aec166Q.png

692 ms

H25ca8c6960434ca08d7a8d9d019d8de2J.png

H25ca8c6960434ca08d7a8d9d019d8de2J.png

405 ms

H7aed02f6c0404df49a760a1e19a27772J.png

H7aed02f6c0404df49a760a1e19a27772J.png

560 ms

H47ee5b15a3c74867b9564c7f6055fafbw.png

H47ee5b15a3c74867b9564c7f6055fafbw.png

503 ms

H27ea1d4600ff4520b24dfbdb4b2a0839q.png

H27ea1d4600ff4520b24dfbdb4b2a0839q.png

585 ms

H45f196dccf894c2b82bbeab6b67a05871.png

H45f196dccf894c2b82bbeab6b67a05871.png

596 ms

Hb12a3b22e1b84e11b83aa98b283e3fa7B.png

Hb12a3b22e1b84e11b83aa98b283e3fa7B.png

882 ms

H05f7b54a76bc4f11a416234636c878d8P.png

H05f7b54a76bc4f11a416234636c878d8P.png

713 ms

H599f094e5ad74d93a7853e45285339e6r.png

H599f094e5ad74d93a7853e45285339e6r.png

701 ms

H5f6ed6d05522425993b38918727bc650n.png

H5f6ed6d05522425993b38918727bc650n.png

737 ms

H6687f248c860459b956cc63ce5eced1bm.png

H6687f248c860459b956cc63ce5eced1bm.png

764 ms

H293c53cee169405887e4374cfb77649db.png

H293c53cee169405887e4374cfb77649db.png

918 ms

H14456e23a4274ead8c5e9058a0773e172.png

H14456e23a4274ead8c5e9058a0773e172.png

846 ms

Hf79e03ffe8314764926f7d53228906fel.jpg

Hf79e03ffe8314764926f7d53228906fel.jpg

827 ms

Hab9c8173f3f844658daaf19df75430eei.jpg

Hab9c8173f3f844658daaf19df75430eei.jpg

984 ms

H9f1d35a0dc1643ef9910558965e6be3bp.jpg

H9f1d35a0dc1643ef9910558965e6be3bp.jpg

1047 ms

H967917b6d762493ab7d417325082fa84p.jpg

H967917b6d762493ab7d417325082fa84p.jpg

1029 ms

H0ff83eb13e924f3693e7597f00a0e740L.gif

H0ff83eb13e924f3693e7597f00a0e740L.gif

1081 ms

Hadf021860e29454783c1726f759dc1f9E.gif

Hadf021860e29454783c1726f759dc1f9E.gif

1034 ms

H36d97b0852ae4b70b1b9b02ca6797da7f.gif

H36d97b0852ae4b70b1b9b02ca6797da7f.gif

1113 ms

H55218b558d3142a18a1ce647339d7bcdp.gif

H55218b558d3142a18a1ce647339d7bcdp.gif

1334 ms

H0f9c98e706524dfb93c3636a276f5177i.gif

H0f9c98e706524dfb93c3636a276f5177i.gif

1172 ms

Hc6859f216b80499db4b8fa2498084156w.gif

Hc6859f216b80499db4b8fa2498084156w.gif

1190 ms

H821fa84017734d98a09297473fea2aadt.gif

H821fa84017734d98a09297473fea2aadt.gif

1079 ms

Hbce9c3cccc584bb38f893b210f0fe465m.jpg

Hbce9c3cccc584bb38f893b210f0fe465m.jpg

1345 ms

H1166f124a6564b1d872b7d44f91550cd7.jpg

H1166f124a6564b1d872b7d44f91550cd7.jpg

1293 ms

wu.json

wu.json

25 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

18 ms

eg.js

eg.js

2 ms

index.js

index.js

24 ms

Accessibility Review

istartekcn.en.alibaba.com accessibility score

72

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

istartekcn.en.alibaba.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

istartekcn.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 Istartekcn.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 Istartekcn.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

istartekcn.en.alibaba.com

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