Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

zansan.sg

Zansan Singapore - Affordable Electronic Smart Digital Door Lock

Page Load Speed

27.9 sec in total

First Response

1.3 sec

Resources Loaded

14.5 sec

Page Rendered

12.1 sec

zansan.sg screenshot

About Website

Click here to check amazing Zansan content for India. Otherwise, check out these important facts you probably never knew about zansan.sg

Get Singapore Digital Door Locks for Smart homes. Zansan Affordable Electronic Smart Digital Door & Metal Gate Locks Singapore

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Key Findings

We analyzed Zansan.sg page load time and found that the first response time was 1.3 sec and then it took 26.7 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

zansan.sg performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.5 s

2/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

2/100

25%

SI (Speed Index)

Value23.1 s

0/100

10%

TBT (Total Blocking Time)

Value1,520 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.15

76/100

15%

TTI (Time to Interactive)

Value20.0 s

2/100

10%

Network Requests Diagram

www.zansan.sg

1258 ms

swiper-bundle.min.css

28 ms

font-awesome.min.css

565 ms

frontend.css

693 ms

wc-blocks-vendors-style.css

705 ms

Our browser made a total of 191 requests to load all elements on the main page. We found that 94% of them (179 requests) were addressed to the original Zansan.sg, 2% (4 requests) were made to Unpkg.com and 1% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (5.5 sec) belongs to the original domain Zansan.sg.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (12%)

Content Size

15.1 MB

After Optimization

13.3 MB

In fact, the total size of Zansan.sg main page is 15.1 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. 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 14.7 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 255.8 kB

  • Original 290.1 kB
  • After minification 229.2 kB
  • After compression 34.3 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 60.9 kB, which is 21% 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 255.8 kB or 88% of the original size.

Image Optimization

-10%

Potential reduce by 1.5 MB

  • Original 14.7 MB
  • After minification 13.2 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. Zansan images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 7.0 kB

  • Original 111.0 kB
  • After minification 111.0 kB
  • After compression 103.9 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 80 (43%)

Requests Now

184

After Optimization

104

The browser has sent 184 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zansan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 52 to 1 for JavaScripts and from 30 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

zansan.sg accessibility score

90

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

zansan.sg 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

Page has valid source maps

SEO Factors

zansan.sg SEO score

75

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

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 Zansan.sg 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 Zansan.sg 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

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