Tools & Wizards About Us
aleansecurity.com screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

aleansecurity.com

China Perimeter Protection, Intruder Detector, Alarm Systems Suppliers, Manufacturers, Factory - ALEAN

Page Load Speed

5 sec in total

First Response

382 ms

Resources Loaded

4.4 sec

Page Rendered

247 ms

aleansecurity.com screenshot

About Website

Visit aleansecurity.com now to see the best up-to-date ALEAN Security content and also check out these interesting facts you probably never knew about aleansecurity.com

Shenzhen Alean Security Equipment Co., Ltd: Infrared detector intrusion burglar alarm, active infrared detector IR 20m outdoor perimeter wall barrier, photoelectric dual beam sensor, fence detector fo...

Visit aleansecurity.com

Key Findings

We analyzed Aleansecurity.com page load time and found that the first response time was 382 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

aleansecurity.com performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value160 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0.26

47/100

15%

TTI (Time to Interactive)

Value6.4 s

59/100

10%

Network Requests Diagram

aleansecurity.com

382 ms

www.aleansecurity.com

521 ms

swiper.min.css

320 ms

style.css

308 ms

jquery.js

324 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 75% of them (38 requests) were addressed to the original Aleansecurity.com, 12% (6 requests) were made to Js01.v15cdn.com and 8% (4 requests) were made to Css02.v15cdn.com. The less responsive or slowest element that took the longest time to load (3.2 sec) relates to the external source Css02.v15cdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 29.5 kB (3%)

Content Size

975.7 kB

After Optimization

946.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aleansecurity.com main page is 975.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. Images take 864.3 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 21.4 kB

  • Original 28.0 kB
  • After minification 26.1 kB
  • After compression 6.5 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 21.4 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 3.9 kB

  • Original 864.3 kB
  • After minification 860.4 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. ALEAN Security images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 3.9 kB

  • Original 74.7 kB
  • After minification 74.7 kB
  • After compression 70.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-3%

Potential reduce by 278 B

  • Original 8.8 kB
  • After minification 8.8 kB
  • After compression 8.5 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. Aleansecurity.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 19 (40%)

Requests Now

48

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ALEAN Security. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

aleansecurity.com

aleansecurity.com

382 ms

www.aleansecurity.com

www.aleansecurity.com

521 ms

swiper.min.css

swiper.min.css

320 ms

style.css

style.css

308 ms

jquery.js

jquery.js

324 ms

sitecommon.js

sitecommon.js

321 ms

Site_Common.js

Site_Common.js

322 ms

swiper.min.js

swiper.min.js

364 ms

easySlider.js

easySlider.js

277 ms

rvc.js

rvc.js

308 ms

style.js

style.js

283 ms

count2.js

count2.js

347 ms

float31073.js

float31073.js

71 ms

xin.png

xin.png

50 ms

logo202011241019453399522.png

logo202011241019453399522.png

132 ms

dianhua.png

dianhua.png

58 ms

nav_icon.png

nav_icon.png

3169 ms

ba9ebe9756-f0a7-4ac1-a3ca-13d882675323.jpg

ba9ebe9756-f0a7-4ac1-a3ca-13d882675323.jpg

555 ms

ba2cf5b23d-7010-4ee5-b0a2-a9fb105f3968.jpg

ba2cf5b23d-7010-4ee5-b0a2-a9fb105f3968.jpg

730 ms

ba3ded6282-8afd-4760-bde1-d7ff7576e82a.jpg

ba3ded6282-8afd-4760-bde1-d7ff7576e82a.jpg

729 ms

20201119112904fc9ad99f2c2841fea3d61936fd896aaa.jpg

20201119112904fc9ad99f2c2841fea3d61936fd896aaa.jpg

601 ms

20201119113052305eac67ab6c414283d2846bc924dcd5.jpg

20201119113052305eac67ab6c414283d2846bc924dcd5.jpg

484 ms

202011231246271a9b830dc80d49f99fd7a33ac99bf98d.jpg

202011231246271a9b830dc80d49f99fd7a33ac99bf98d.jpg

698 ms

2-beam-active-infrared-detector43227509295.jpg

2-beam-active-infrared-detector43227509295.jpg

670 ms

3-beam-active-infrared-detector44319687976.jpg

3-beam-active-infrared-detector44319687976.jpg

712 ms

4-beam-active-infrared-detector45115499714.jpg

4-beam-active-infrared-detector45115499714.jpg

739 ms

6-beams-ir-infrared-barrier46331099348.jpg

6-beams-ir-infrared-barrier46331099348.jpg

812 ms

4-beams-wireless-barrier47076254852.jpg

4-beams-wireless-barrier47076254852.jpg

793 ms

4-beams-laser-intrusion-detection47399055434.jpg

4-beams-laser-intrusion-detection47399055434.jpg

945 ms

wide-angle-pir-detector48089319951.jpg

wide-angle-pir-detector48089319951.jpg

872 ms

combustible-gas-ldetector15330048710.jpg

combustible-gas-ldetector15330048710.jpg

825 ms

202011191152352a6cec70a6d443239f44fcea3d411324.jpg

202011191152352a6cec70a6d443239f44fcea3d411324.jpg

986 ms

03.png

03.png

954 ms

prev.png

prev.png

995 ms

next.png

next.png

992 ms

20201119115906a6bc6020e7ea4edd9a657244b60b5063.jpg

20201119115906a6bc6020e7ea4edd9a657244b60b5063.jpg

1232 ms

2020111911593714c72e3dd2be4620bf2aa9fc7bb582c7.jpg

2020111911593714c72e3dd2be4620bf2aa9fc7bb582c7.jpg

1105 ms

202011191200020f94e14489ae45fb831fab0fe6dccfcb.jpg

202011191200020f94e14489ae45fb831fab0fe6dccfcb.jpg

1225 ms

hm1.png

hm1.png

1177 ms

hm2.png

hm2.png

1176 ms

share_y.png

share_y.png

1177 ms

hm4.png

hm4.png

1184 ms

hm5.png

hm5.png

1245 ms

erwei72531820201125.jpg

erwei72531820201125.jpg

1270 ms

s

s

1269 ms

online.png

online.png

1220 ms

tel.png

tel.png

1250 ms

email.png

email.png

1248 ms

skype.png

skype.png

1262 ms

fd_img.png

fd_img.png

1290 ms

top.png

top.png

1289 ms

Accessibility Review

aleansecurity.com accessibility score

96

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

aleansecurity.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

Browser errors were logged to the console

SEO Factors

aleansecurity.com SEO score

82

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 uses legible font sizes

High

Tap targets are not sized appropriately

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 Aleansecurity.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 Aleansecurity.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

aleansecurity.com

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