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backjoy.tw screenshot

Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

backjoy.tw

美國專業護脊/護腰坐墊品牌｜BackJoy 貝樂宜 Taiwan

Page Load Speed

4.6 sec in total

First Response

35 ms

Resources Loaded

3.2 sec

Page Rendered

1.4 sec

backjoy.tw screenshot

About Website

Welcome to backjoy.tw homepage info - get ready to check Back Joy best content right away, or after learning these important things about backjoy.tw

美國專業護脊/護腰坐墊品牌｜BackJoy Taiwan

Visit backjoy.tw

Key Findings

We analyzed Backjoy.tw page load time and found that the first response time was 35 ms and then it took 4.6 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

backjoy.tw performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value29.8 s

0/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value1,480 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value1.399

0/100

15%

TTI (Time to Interactive)

Value18.4 s

3/100

10%

Network Requests Diagram

backjoy.tw

35 ms

www.backjoy.com.tw

1397 ms

99n8zhelys

70 ms

js

90 ms

fbevents.js

36 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Backjoy.tw, 39% (13 requests) were made to Cdn.qdm.cloud and 18% (6 requests) were made to Image-cdn-flare.qdm.cloud. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Backjoy.com.tw.

Page Optimization Overview & Recommendations

Page size can be reduced by 121.8 kB (4%)

Content Size

3.3 MB

After Optimization

3.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Backjoy.tw main page is 3.3 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. 80% 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 3.0 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 64.5 kB

  • Original 85.7 kB
  • After minification 84.8 kB
  • After compression 21.2 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 64.5 kB or 75% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 3.0 MB
  • After minification 3.0 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. Back Joy images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 56.0 kB

  • Original 88.9 kB
  • After minification 88.9 kB
  • After compression 32.9 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 56.0 kB or 63% of the original size.

CSS Optimization

-1%

Potential reduce by 1.4 kB

  • Original 110.6 kB
  • After minification 110.6 kB
  • After compression 109.2 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. Backjoy.tw has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (65%)

Requests Now

26

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Back Joy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

backjoy.tw

backjoy.tw

35 ms

www.backjoy.com.tw

www.backjoy.com.tw

1397 ms

99n8zhelys

99n8zhelys

70 ms

js

js

90 ms

fbevents.js

fbevents.js

36 ms

picturefill.min.js

picturefill.min.js

66 ms

core.210624v01.css

core.210624v01.css

69 ms

skin-4.css

skin-4.css

87 ms

custom_theme.css

custom_theme.css

110 ms

clarity.js

clarity.js

47 ms

27a3d83205ce738271fca0936ab10558.png

27a3d83205ce738271fca0936ab10558.png

210 ms

801b4cecbd47e212f7dcdb3a23ac4736.jpg

801b4cecbd47e212f7dcdb3a23ac4736.jpg

200 ms

5fa6b930ae4563afb48dba64b11ca3ce.jpg

5fa6b930ae4563afb48dba64b11ca3ce.jpg

205 ms

07403a4bb430dd049cef7f8526bab75f.jpg

07403a4bb430dd049cef7f8526bab75f.jpg

203 ms

03a23545b4090a370f42d2ed03511a1b.jpg

03a23545b4090a370f42d2ed03511a1b.jpg

206 ms

LAB.min.js

LAB.min.js

33 ms

jquery.min.js

jquery.min.js

50 ms

jquery-migrate-1.4.1.min.js

jquery-migrate-1.4.1.min.js

44 ms

01f6f2274906c1c20a75e9d3dc7f79b3.png

01f6f2274906c1c20a75e9d3dc7f79b3.png

1368 ms

core_product.24022002.css

core_product.24022002.css

23 ms

font-awesome.min.css

font-awesome.min.css

25 ms

css

css

47 ms

animate.min.css

animate.min.css

12 ms

iziToast.min.css

iziToast.min.css

13 ms

font-awesome.min.css

font-awesome.min.css

26 ms

all.min.css

all.min.css

33 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

44 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

44 ms

v4-shims.min.css

v4-shims.min.css

17 ms

fa-solid-900.woff

fa-solid-900.woff

38 ms

fa-regular-400.woff

fa-regular-400.woff

38 ms

fa-light-300.woff

fa-light-300.woff

62 ms

c.gif

c.gif

7 ms

Accessibility Review

backjoy.tw accessibility score

88

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

Links do not have a discernible name

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

backjoy.tw best practices score

75

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

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

backjoy.tw SEO score

77

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

High

robots.txt is not valid

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Backjoy.tw can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Chinese language. Our system also found out that Backjoy.tw 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

backjoy.tw

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