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

Report Summary

  • 17

    Performance

    Renders faster than
    32% 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

dellwa.en.alibaba.com

Company Overview - DELLWA CO., LTD.

Page Load Speed

4.6 sec in total

First Response

601 ms

Resources Loaded

3.7 sec

Page Rendered

324 ms

dellwa.en.alibaba.com screenshot

About Website

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

DELLWA CO., LTD. Products:Flash memory card,USB flash drive,Memory ic,TSOP,module

Visit dellwa.en.alibaba.com

Key Findings

We analyzed Dellwa.en.alibaba.com page load time and found that the first response time was 601 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

dellwa.en.alibaba.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value12.6 s

3/100

10%

TBT (Total Blocking Time)

Value5,660 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value26.7 s

0/100

10%

Network Requests Diagram

dellwa.en.alibaba.com

601 ms

dellwa.en.alibaba.com

269 ms

17 ms

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

306 ms

index.js

325 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Dellwa.en.alibaba.com, 47% (24 requests) were made to S.alicdn.com and 8% (4 requests) were made to Sc01.alicdn.com. The less responsive or slowest element that took the longest time to load (2.8 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 502.9 kB (30%)

Content Size

1.7 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Dellwa.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. 25% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 353.6 kB

  • Original 439.7 kB
  • After minification 439.1 kB
  • After compression 86.2 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 353.6 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 3 B

  • Original 173.6 kB
  • After minification 173.6 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. DELLWA En Alibaba images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 149.3 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 916.6 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 149.3 kB or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (48%)

Requests Now

48

After Optimization

25

  • AJAX
  • Images
  • JavaScript

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DELLWA 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

dellwa.en.alibaba.com

dellwa.en.alibaba.com

601 ms

dellwa.en.alibaba.com

dellwa.en.alibaba.com

269 ms

17 ms

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

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

306 ms

index.js

index.js

325 ms

index.js

index.js

312 ms

renderHeader.js

renderHeader.js

316 ms

UTB8MQFYfmbIXKJkSaefq6yasXXa3.jpg

UTB8MQFYfmbIXKJkSaefq6yasXXa3.jpg

1789 ms

awsc.js

awsc.js

17 ms

26 ms

et_n.js

et_n.js

29 ms

um.js

um.js

8 ms

7.gif

7.gif

139 ms

UTB8jbXZnXPJXKJkSahVq6xyzFXao.jpg

UTB8jbXZnXPJXKJkSahVq6xyzFXao.jpg

1235 ms

UTB8hP4SngnJXKJkSaelq6xUzXXab.jpg

UTB8hP4SngnJXKJkSaelq6xUzXXab.jpg

862 ms

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

127 ms

no-video-large.png

no-video-large.png

151 ms

HTB1aaX8LXXXXXaPXFXXq6xXFXXXV.jpg

HTB1aaX8LXXXXXaPXFXXq6xXFXXXV.jpg

487 ms

S7fcf2e9f9e4a402d984d9068f069261cS.jpg

S7fcf2e9f9e4a402d984d9068f069261cS.jpg

875 ms

Kingston-USB-Flash-Drive-DTX-32GB-64GB.png_250x250.jpg

Kingston-USB-Flash-Drive-DTX-32GB-64GB.png_250x250.jpg

781 ms

Kingston-USB-Flash-Drive-USB-3-2.png_250x250.jpg

Kingston-USB-Flash-Drive-USB-3-2.png_250x250.jpg

542 ms

Kingston-DataTraveler-80-USB-Flash-Drive-3.png_250x250.jpg

Kingston-DataTraveler-80-USB-Flash-Drive-3.png_250x250.jpg

1075 ms

Sandisk-pendrive-128gb-ultra-flash-drive.jpg_250x250.jpg

Sandisk-pendrive-128gb-ultra-flash-drive.jpg_250x250.jpg

1005 ms

Hot-sale-Sandisk-Extreme-pro-64GB-128GB.jpg_250x250.jpg

Hot-sale-Sandisk-Extreme-pro-64GB-128GB.jpg_250x250.jpg

1397 ms

Sandisk-flash-drive-Hot-Sales-usb3-0.jpg_250x250.jpg

Sandisk-flash-drive-Hot-Sales-usb3-0.jpg_250x250.jpg

1368 ms

Original-Sandisk-SD-Memory-Card-Extreme-Pro.png_250x250.jpg

Original-Sandisk-SD-Memory-Card-Extreme-Pro.png_250x250.jpg

1391 ms

Whosale-Sandisk-flash-drive128GB-256GB-usb3-1.jpg_250x250.jpg

Whosale-Sandisk-flash-drive128GB-256GB-usb3-1.jpg_250x250.jpg

1584 ms

Sandisk-usb-pendrive-64gb-128gb-usb-ultra.jpg_250x250.jpg

Sandisk-usb-pendrive-64gb-128gb-usb-ultra.jpg_250x250.jpg

1593 ms

UTB83XgdzqrFXKJk43Ovq6ybnpXaU.jpg

UTB83XgdzqrFXKJk43Ovq6ybnpXaU.jpg

1749 ms

Best-Selling-Wholesale-Micro-SD-Card-1TB.jpg_480x480.jpg

Best-Selling-Wholesale-Micro-SD-Card-1TB.jpg_480x480.jpg

2032 ms

Wholesale-Original-Memoria-Sandisk-Extreme-Pro-128GB.jpg_480x480.jpg

Wholesale-Original-Memoria-Sandisk-Extreme-Pro-128GB.jpg_480x480.jpg

2148 ms

The-Newest-Price-SD-Card-Sandisk-Extreme.jpg_480x480.jpg

The-Newest-Price-SD-Card-Sandisk-Extreme.jpg_480x480.jpg

2446 ms

High-Speed-Extreme-Sandisk-500GB-1TB-SSD.jpg_480x480.jpg

High-Speed-Extreme-Sandisk-500GB-1TB-SSD.jpg_480x480.jpg

2213 ms

Bulk-Memory-Card-16GB-SanDisk-Sd-Bulk.jpg_480x480.jpg

Bulk-Memory-Card-16GB-SanDisk-Sd-Bulk.jpg_480x480.jpg

2632 ms

Full-Capacity-Sandisk-Original-SATA-III-Plus.jpg_480x480.jpg

Full-Capacity-Sandisk-Original-SATA-III-Plus.jpg_480x480.jpg

2542 ms

High-Quality-C10-SD-Sandisk-512-GB.jpg_480x480.jpg

High-Quality-C10-SD-Sandisk-512-GB.jpg_480x480.jpg

2719 ms

Best-Price-64GB-Sandisk-USB.jpg_480x480.jpg

Best-Price-64GB-Sandisk-USB.jpg_480x480.jpg

2772 ms

HTB18wScLXXXXXX3XpXXq6xXFXXX5.jpg

HTB18wScLXXXXXX3XpXXq6xXFXXX5.jpg

490 ms

HTB1MT4_LXXXXXcSXpXXq6xXFXXXR.jpg

HTB1MT4_LXXXXXcSXpXXq6xXFXXXR.jpg

973 ms

UTB869BTnmbIXKJkSaefq6yasXXaH.jpg

UTB869BTnmbIXKJkSaefq6yasXXaH.jpg

509 ms

UTB8LZ5rG4HEXKJk43Jeq6yeeXXaX.jpg

UTB8LZ5rG4HEXKJk43Jeq6yeeXXaX.jpg

1083 ms

UTB82ZB4zlahduJk43Jaq6zM8FXav.jpg

UTB82ZB4zlahduJk43Jaq6zM8FXav.jpg

821 ms

TB1Z8vPSFXXXXXLXVXXXXXXXXXX-1519-200.png

TB1Z8vPSFXXXXXLXVXXXXXXXXXX-1519-200.png

135 ms

TB139qIiv2H8KJjy0FcXXaDlFXa-1000-600.jpg

TB139qIiv2H8KJjy0FcXXaDlFXa-1000-600.jpg

164 ms

UTB8ABe.F5aMiuJk43PTq6ySmXXaN.jpg

UTB8ABe.F5aMiuJk43PTq6ySmXXaN.jpg

850 ms

UTB8Yf10FiaMiuJk43PTq6ySmXXaN.jpg

UTB8Yf10FiaMiuJk43PTq6ySmXXaN.jpg

1295 ms

wu.json

wu.json

333 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

685 ms

eg.js

eg.js

2 ms

index.js

index.js

3 ms

Accessibility Review

dellwa.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

dellwa.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

dellwa.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 Dellwa.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 Dellwa.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

dellwa.en.alibaba.com

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