Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

vosca.com.tw

Time Switch Manufacturer,Clock Module ODM - VOSCA Corporation

Page Load Speed

7.4 sec in total

First Response

1.2 sec

Resources Loaded

5.7 sec

Page Rendered

415 ms

vosca.com.tw screenshot

About Website

Click here to check amazing VOSCA content for Taiwan. Otherwise, check out these important facts you probably never knew about vosca.com.tw

VOSCA Corporation - Manufacturer of Clock, Timer, Lifetime Indicator, Short/Long Term Routing Job Reminder, Chronometer, Thermometer, Timepiece in Taiwan

Visit vosca.com.tw

Key Findings

We analyzed Vosca.com.tw page load time and found that the first response time was 1.2 sec and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

vosca.com.tw performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value780 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0.035

100/100

15%

TTI (Time to Interactive)

Value7.7 s

45/100

10%

Network Requests Diagram

vosca.com.tw

1215 ms

www.vosca.com.tw

1149 ms

www.vosca.com.tw

1520 ms

js

64 ms

piwik.js

712 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 15% of them (7 requests) were addressed to the original Vosca.com.tw, 70% (33 requests) were made to Cdn.vosca.com.tw and 6% (3 requests) were made to Asiannet.innocraft.cloud. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Vosca.com.tw.

Page Optimization Overview & Recommendations

Page size can be reduced by 507.1 kB (67%)

Content Size

760.4 kB

After Optimization

253.3 kB

In fact, the total size of Vosca.com.tw main page is 760.4 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. 45% of websites need less resources to load. HTML takes 589.9 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 501.8 kB

  • Original 589.9 kB
  • After minification 568.2 kB
  • After compression 88.1 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 501.8 kB or 85% of the original size.

Image Optimization

-4%

Potential reduce by 4.5 kB

  • Original 108.3 kB
  • After minification 103.8 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. VOSCA images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 834 B

  • Original 62.2 kB
  • After minification 62.2 kB
  • After compression 61.4 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 19 (44%)

Requests Now

43

After Optimization

24

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VOSCA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

vosca.com.tw 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

vosca.com.tw best practices score

75

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

vosca.com.tw SEO score

91

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

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 Vosca.com.tw 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 Vosca.com.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

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