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

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

dcomtek.en.alibaba.com

Company Overview - Shenzhen Yingdakang Technology Co., Ltd.

Page Load Speed

2.7 sec in total

First Response

246 ms

Resources Loaded

2.2 sec

Page Rendered

319 ms

dcomtek.en.alibaba.com screenshot

About Website

Click here to check amazing D Co Mtek En Alibaba content for China. Otherwise, check out these important facts you probably never knew about dcomtek.en.alibaba.com

Shenzhen Yingdakang Technology Co., Ltd. Products:cable modem,Wireless Router,ADSL/VDSL modem,GPON/XGPON ONT,5G CPE

Visit dcomtek.en.alibaba.com

Key Findings

We analyzed Dcomtek.en.alibaba.com page load time and found that the first response time was 246 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

dcomtek.en.alibaba.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value15.5 s

0/100

10%

TBT (Total Blocking Time)

Value9,970 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value24.9 s

0/100

10%

Network Requests Diagram

dcomtek.en.alibaba.com

246 ms

dcomtek.en.alibaba.com

317 ms

62 ms

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

56 ms

index.js

117 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 7% of them (2 requests) were addressed to the original Dcomtek.en.alibaba.com, 30% (9 requests) were made to S.alicdn.com and 20% (6 requests) were made to Sc04.alicdn.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Sc04.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (52%)

Content Size

2.1 MB

After Optimization

988.6 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Dcomtek.en.alibaba.com main page is 2.1 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 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 530.9 kB

  • Original 629.5 kB
  • After minification 628.8 kB
  • After compression 98.6 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 530.9 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 4.8 kB
  • After minification 4.8 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. D Co Mtek En Alibaba images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 542.9 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 885.2 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 542.9 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (61%)

Requests Now

28

After Optimization

11

  • AJAX
  • Images
  • JavaScript

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D Co Mtek 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

dcomtek.en.alibaba.com

dcomtek.en.alibaba.com

246 ms

dcomtek.en.alibaba.com

dcomtek.en.alibaba.com

317 ms

62 ms

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

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

56 ms

index.js

index.js

117 ms

index.js

index.js

69 ms

renderHeader.js

renderHeader.js

117 ms

H0c0aa4dcc546476f94a6ef373639ff90l.jpg

H0c0aa4dcc546476f94a6ef373639ff90l.jpg

734 ms

H07b9f7be204d4b8c95c06f6ddb2d5e04K.jpg

H07b9f7be204d4b8c95c06f6ddb2d5e04K.jpg

556 ms

Ha5cf88251d794a78a64359cfb17fbddcS.jpg

Ha5cf88251d794a78a64359cfb17fbddcS.jpg

740 ms

awsc.js

awsc.js

100 ms

24 ms

7.gif

7.gif

51 ms

Hfe3be97df583413cb0d3337380b300e5J.jpg

Hfe3be97df583413cb0d3337380b300e5J.jpg

327 ms

HTB1PWlLXAxz61VjSZFt761DSVXag.png

HTB1PWlLXAxz61VjSZFt761DSVXag.png

195 ms

H34297e6e97fd4098afe01f1c6109ece8y.png

H34297e6e97fd4098afe01f1c6109ece8y.png

483 ms

H214f2cef4ad5407fa7ccf8c999190d3c0.jpg

H214f2cef4ad5407fa7ccf8c999190d3c0.jpg

905 ms

Hf0996808a2084f528cf7d10a5845eb0eM.jpg

Hf0996808a2084f528cf7d10a5845eb0eM.jpg

462 ms

Hbe701e16c7a1442e9599210f9dd742c9L.jpg

Hbe701e16c7a1442e9599210f9dd742c9L.jpg

1602 ms

H4d3f3ef6988340ef876ffb3952adc4feg.jpg

H4d3f3ef6988340ef876ffb3952adc4feg.jpg

1494 ms

H4a6b6b2b465340e789551acb5b1d0c5dS.jpg

H4a6b6b2b465340e789551acb5b1d0c5dS.jpg

540 ms

H89d9908cf6bd465e8b29ffeb1d0db4075.jpg

H89d9908cf6bd465e8b29ffeb1d0db4075.jpg

468 ms

H1eedfe948a4446b196533d8a32b18651K.jpg

H1eedfe948a4446b196533d8a32b18651K.jpg

636 ms

et_n.js

et_n.js

34 ms

um.js

um.js

116 ms

wu.json

wu.json

23 ms

um.json

um.json

55 ms

getUmid.do

getUmid.do

19 ms

eg.js

eg.js

3 ms

index.js

index.js

8 ms

Accessibility Review

dcomtek.en.alibaba.com accessibility score

66

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

dcomtek.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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

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

dcomtek.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 Dcomtek.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 Dcomtek.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

dcomtek.en.alibaba.com

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