Tools & Wizards About Us
alarm-bell.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

alarm-bell.com

Alarm Bell Technology Industrial Company Limited — Door Viewer．Door Guard．Door Chain．Door Catch．Door Stopper．Hook．Door Hinge．Door knocker．Door Knob．Do...

Page Load Speed

5.6 sec in total

First Response

152 ms

Resources Loaded

5 sec

Page Rendered

430 ms

alarm-bell.com screenshot

About Website

Visit alarm-bell.com now to see the best up-to-date Alarm Bell content and also check out these interesting facts you probably never knew about alarm-bell.com

Alarm Bell Technology Company Limited, founded in 1970, specializing in high-quality category of anti-theft hardware and optical products manufacturing.

Visit alarm-bell.com

Key Findings

We analyzed Alarm-bell.com page load time and found that the first response time was 152 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

alarm-bell.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value1,000 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0.223

56/100

15%

TTI (Time to Interactive)

Value11.3 s

19/100

10%

Network Requests Diagram

alarm-bell.com

152 ms

alarm-bell.com

260 ms

abti-hardware.com

145 ms

abti-hardware.com

2129 ms

angelleye-express-checkout.css

186 ms

Our browser made a total of 120 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Alarm-bell.com, 70% (84 requests) were made to Abti-hardware.com and 13% (16 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Abti-hardware.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 478.0 kB (17%)

Content Size

2.8 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Alarm-bell.com main page is 2.8 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 327.5 kB

  • Original 355.9 kB
  • After minification 312.4 kB
  • After compression 28.4 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. This page needs HTML code to be minified as it can gain 43.5 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 327.5 kB or 92% of the original size.

Image Optimization

-1%

Potential reduce by 29.6 kB

  • Original 2.1 MB
  • After minification 2.1 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. Alarm Bell images are well optimized though.

JavaScript Optimization

-29%

Potential reduce by 67.0 kB

  • Original 233.5 kB
  • After minification 227.5 kB
  • After compression 166.5 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 67.0 kB or 29% of the original size.

CSS Optimization

-36%

Potential reduce by 53.9 kB

  • Original 150.6 kB
  • After minification 150.6 kB
  • After compression 96.7 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. Alarm-bell.com needs all CSS files to be minified and compressed as it can save up to 53.9 kB or 36% of the original size.

Requests Breakdown

Number of requests can be reduced by 68 (69%)

Requests Now

98

After Optimization

30

  • Images
  • JavaScript
  • CSS

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alarm Bell. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 36 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

alarm-bell.com

alarm-bell.com

152 ms

alarm-bell.com

alarm-bell.com

260 ms

abti-hardware.com

abti-hardware.com

145 ms

abti-hardware.com

abti-hardware.com

2129 ms

angelleye-express-checkout.css

angelleye-express-checkout.css

186 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

192 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

189 ms

styles.css

styles.css

471 ms

front-flex.min.css

front-flex.min.css

188 ms

wc_email_inquiry_style.css

wc_email_inquiry_style.css

189 ms

woocommerce-layout.css

woocommerce-layout.css

253 ms

woocommerce.css

woocommerce.css

312 ms

font-awesome.min.css

font-awesome.min.css

257 ms

tm-timeline.css

tm-timeline.css

256 ms

fontfaces.css

fontfaces.css

260 ms

css

css

42 ms

style.css

style.css

387 ms

dynamic-mobmenu.css

dynamic-mobmenu.css

271 ms

css

css

18 ms

style.css

style.css

273 ms

wc_email_inquiry_cart_options.min.css

wc_email_inquiry_cart_options.min.css

276 ms

masterslider.main.css

masterslider.main.css

330 ms

custom.css

custom.css

345 ms

elementor-icons.min.css

elementor-icons.min.css

345 ms

frontend.min.css

frontend.min.css

348 ms

swiper.min.css

swiper.min.css

401 ms

e-swiper.min.css

e-swiper.min.css

401 ms

post-2215.css

post-2215.css

403 ms

widget-text-editor.min.css

widget-text-editor.min.css

409 ms

mobmenu-icons.css

mobmenu-icons.css

404 ms

mobmenu.css

mobmenu.css

465 ms

css

css

42 ms

jquery.min.js

jquery.min.js

477 ms

jquery-migrate.min.js

jquery-migrate.min.js

473 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

474 ms

add-to-cart.min.js

add-to-cart.min.js

475 ms

js.cookie.min.js

js.cookie.min.js

493 ms

woocommerce.min.js

woocommerce.min.js

527 ms

s-202447.js

s-202447.js

44 ms

jquery.mobile.custom.min.js

jquery.mobile.custom.min.js

533 ms

slider.js

slider.js

542 ms

mobmenu.js

mobmenu.js

537 ms

wc-blocks.css

wc-blocks.css

485 ms

css

css

39 ms

e-202447.js

e-202447.js

5 ms

so-css-anima.css

so-css-anima.css

479 ms

animation.css

animation.css

713 ms

style.css

style.css

573 ms

general.css

general.css

709 ms

style-1.css

style-1.css

711 ms

ajax.js

ajax.js

747 ms

hooks.min.js

hooks.min.js

646 ms

i18n.min.js

i18n.min.js

807 ms

index.js

index.js

802 ms

index.js

index.js

798 ms

sourcebuster.min.js

sourcebuster.min.js

745 ms

order-attribution.min.js

order-attribution.min.js

739 ms

angelleye-frontend.js

angelleye-frontend.js

735 ms

jquery.easing.min.js

jquery.easing.min.js

1039 ms

masterslider.min.js

masterslider.min.js

980 ms

jquery.prettyPhoto.min.js

jquery.prettyPhoto.min.js

971 ms

waypoints.min.js

waypoints.min.js

968 ms

touch.js

touch.js

964 ms

jquery.js

jquery.js

962 ms

frontend.js

frontend.js

978 ms

imagesloaded.min.js

imagesloaded.min.js

976 ms

masonry.min.js

masonry.min.js

978 ms

jquery.masonry.min.js

jquery.masonry.min.js

1026 ms

comment-reply.min.js

comment-reply.min.js

1022 ms

webpack.runtime.min.js

webpack.runtime.min.js

964 ms

frontend-modules.min.js

frontend-modules.min.js

983 ms

core.min.js

core.min.js

979 ms

frontend.min.js

frontend.min.js

979 ms

LOGO.png

LOGO.png

328 ms

cropped-header-10-2.jpg

cropped-header-10-2.jpg

949 ms

blank.gif

blank.gif

892 ms

loading.gif

loading.gif

1039 ms

blank.gif

blank.gif

321 ms

hover-1.jpg

hover-1.jpg

322 ms

hover-2.jpg

hover-2.jpg

444 ms

hover-3-1.jpg

hover-3-1.jpg

323 ms

hover-8.jpg

hover-8.jpg

443 ms

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hover-6.jpg

322 ms

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hover-7.jpg

444 ms

hover-3.jpg

hover-3.jpg

441 ms

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hover-4.jpg

442 ms

hover-5.jpg

hover-5.jpg

746 ms

hover-11.jpg

hover-11.jpg

747 ms

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408 ms

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409 ms

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713 ms

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713 ms

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715 ms

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716 ms

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712 ms

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715 ms

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715 ms

iconmeta.ttf

iconmeta.ttf

909 ms

blocks.woff

blocks.woff

957 ms

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359 ms

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415 ms

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416 ms

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415 ms

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413 ms

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414 ms

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301 ms

loading-2.gif

loading-2.gif

143 ms

light-skin-1.png

light-skin-1.png

80 ms

ABTI_doorviewer.jpg

ABTI_doorviewer.jpg

124 ms

show-DS-2002-1.jpg

show-DS-2002-1.jpg

187 ms

show-DK-1255-1.jpg

show-DK-1255-1.jpg

251 ms

show-DV-2018-1-1.jpg

show-DV-2018-1-1.jpg

237 ms

show-DV-1812-1-1.jpg

show-DV-1812-1-1.jpg

140 ms

show-DV-2014-1-1.jpg

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250 ms

ABTI_doorstopper.jpg

ABTI_doorstopper.jpg

124 ms

woocommerce-smallscreen.css

woocommerce-smallscreen.css

70 ms

show-DS-2001-1.jpg

show-DS-2001-1.jpg

123 ms

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show-DV-1912-1-1.jpg

124 ms

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show-DV-1612-1-1.jpg

125 ms

ABTI_our-products-are-abord-the-world.jpg

ABTI_our-products-are-abord-the-world.jpg

71 ms

Accessibility Review

alarm-bell.com accessibility score

91

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

Image elements do not have [alt] attributes

Best Practices

alarm-bell.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

SEO Factors

alarm-bell.com SEO score

86

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 uses 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 Alarm-bell.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 Alarm-bell.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

alarm-bell.com

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