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

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

epinsec.en.alibaba.com

Shenzhen Yipin Security Equipment Technology Co., Ltd. - access control, Magnetic Lock

Page Load Speed

10.5 sec in total

First Response

80 ms

Resources Loaded

9.6 sec

Page Rendered

759 ms

epinsec.en.alibaba.com screenshot

About Website

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

Shenzhen Yipin Security Equipment Technology Co., Ltd., Experts in Manufacturing and Exporting access control, Magnetic Lock and 0 more Products.

Visit epinsec.en.alibaba.com

Key Findings

We analyzed Epinsec.en.alibaba.com page load time and found that the first response time was 80 ms and then it took 10.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

epinsec.en.alibaba.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

80/100

25%

SI (Speed Index)

Value18.1 s

0/100

10%

TBT (Total Blocking Time)

Value8,080 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.071

96/100

15%

TTI (Time to Interactive)

Value27.0 s

0/100

10%

Network Requests Diagram

epinsec.en.alibaba.com

80 ms

epinsec.en.alibaba.com

826 ms

70 ms

64 ms

header.css

110 ms

Our browser made a total of 180 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Epinsec.en.alibaba.com, 33% (59 requests) were made to Sc04.alicdn.com and 30% (54 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (8.9 sec) relates to the external source Img.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.6 MB (39%)

Content Size

11.8 MB

After Optimization

7.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Epinsec.en.alibaba.com main page is 11.8 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. Only a small number of websites need less resources to load. Javascripts take 5.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 792.0 kB

  • Original 923.0 kB
  • After minification 917.8 kB
  • After compression 131.0 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 792.0 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 202.6 kB

  • Original 5.1 MB
  • After minification 4.9 MB

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. Epinsec En Alibaba images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 3.3 MB

  • Original 5.4 MB
  • After minification 5.4 MB
  • After compression 2.1 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 3.3 MB or 61% of the original size.

CSS Optimization

-72%

Potential reduce by 284.3 kB

  • Original 396.4 kB
  • After minification 345.5 kB
  • After compression 112.1 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. Epinsec.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 284.3 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 63 (37%)

Requests Now

169

After Optimization

106

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 169 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Epinsec 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 30 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

epinsec.en.alibaba.com

epinsec.en.alibaba.com

80 ms

epinsec.en.alibaba.com

epinsec.en.alibaba.com

826 ms

70 ms

64 ms

header.css

header.css

110 ms

header.js

header.js

195 ms

66 ms

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67 ms

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66 ms

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68 ms

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120 ms

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268 ms

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247 ms

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491 ms

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377 ms

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915 ms

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rp

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2235 ms

um.json

um.json

57 ms

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2100 ms

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2132 ms

getUmid.do

getUmid.do

42 ms

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2422 ms

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2112 ms

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2221 ms

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1961 ms

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2204 ms

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2356 ms

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2009 ms

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71 ms

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1852 ms

pages_version.html

pages_version.html

249 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

38 ms

defer-common.js

defer-common.js

81 ms

i.alicdn.com

i.alicdn.com

240 ms

index.js

index.js

37 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

167 ms

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1754 ms

store-proxy.html

store-proxy.html

136 ms

countryCurrencyDataService

countryCurrencyDataService

154 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

116 ms

personRoleInfo.do

personRoleInfo.do

134 ms

notification.do

notification.do

139 ms

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1610 ms

index.js

index.js

65 ms

index.web.css

index.web.css

24 ms

index.web.js

index.web.js

66 ms

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1584 ms

iconfont.woff

iconfont.woff

60 ms

iconfont.woff

iconfont.woff

61 ms

availableSurveyQuery.json

availableSurveyQuery.json

50 ms

index.js

index.js

36 ms

index.css

index.css

9 ms

footer-sync.js

footer-sync.js

7 ms

Accessibility Review

epinsec.en.alibaba.com accessibility score

64

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Some elements have a [tabindex] value greater than 0

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

epinsec.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

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

epinsec.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 Epinsec.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 Epinsec.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

epinsec.en.alibaba.com

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