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vertex-tw.com.tw screenshot

Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

vertex-tw.com.tw

:::: VERTEX MACHINERY WORKS CO., LTD ::::

Page Load Speed

4.7 sec in total

First Response

1.2 sec

Resources Loaded

3.4 sec

Page Rendered

153 ms

vertex-tw.com.tw screenshot

About Website

Click here to check amazing VERTEX Tw content for India. Otherwise, check out these important facts you probably never knew about vertex-tw.com.tw

Visit vertex-tw.com.tw

Key Findings

We analyzed Vertex-tw.com.tw page load time and found that the first response time was 1.2 sec and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

vertex-tw.com.tw performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

94/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.0 s

100/100

10%

Network Requests Diagram

vertex-tw.com.tw

1151 ms

css.css

461 ms

AC_RunActiveContent.js

445 ms

indexbg.jpg

1790 ms

indexbg00.jpg

1640 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that all of those requests were addressed to Vertex-tw.com.tw and no external sources were called. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Vertex-tw.com.tw.

Page Optimization Overview & Recommendations

Page size can be reduced by 9.8 kB (47%)

Content Size

21.0 kB

After Optimization

11.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vertex-tw.com.tw main page is 21.0 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 8.3 kB which makes up the majority of the site volume.

HTML Optimization

-62%

Potential reduce by 2.5 kB

  • Original 4.0 kB
  • After minification 3.7 kB
  • After compression 1.5 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 2.5 kB or 62% of the original size.

Image Optimization

-1%

Potential reduce by 74 B

  • Original 8.0 kB
  • After minification 7.9 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. VERTEX Tw images are well optimized though.

JavaScript Optimization

-81%

Potential reduce by 6.7 kB

  • Original 8.3 kB
  • After minification 5.2 kB
  • After compression 1.6 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 6.7 kB or 81% of the original size.

CSS Optimization

-76%

Potential reduce by 450 B

  • Original 592 B
  • After minification 475 B
  • After compression 142 B

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. Vertex-tw.com.tw needs all CSS files to be minified and compressed as it can save up to 450 B or 76% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

7

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 7 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VERTEX Tw. According to our analytics all requests are already optimized.

Network Requests Diagram

vertex-tw.com.tw

vertex-tw.com.tw

1151 ms

css.css

css.css

461 ms

AC_RunActiveContent.js

AC_RunActiveContent.js

445 ms

indexbg.jpg

indexbg.jpg

1790 ms

indexbg00.jpg

indexbg00.jpg

1640 ms

indexbg01.jpg

indexbg01.jpg

1782 ms

gifgif.jpg

gifgif.jpg

1648 ms

index_downbg.jpg

index_downbg.jpg

1788 ms

icon02.gif

icon02.gif

1649 ms

qr.jpg

qr.jpg

471 ms

Accessibility Review

vertex-tw.com.tw accessibility score

60

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

vertex-tw.com.tw best practices score

67

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

High

Browser errors were logged to the console

SEO Factors

vertex-tw.com.tw SEO score

58

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vertex-tw.com.tw can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Vertex-tw.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

vertex-tw.com.tw

Open Graph description is not detected on the main page of VERTEX Tw. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: