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raycity.com.tw screenshot

Report Summary

  • 0

    Performance

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

Page Load Speed

5.7 sec in total

First Response

905 ms

Resources Loaded

4.4 sec

Page Rendered

327 ms

raycity.com.tw screenshot

About Website

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Key Findings

We analyzed Raycity.com.tw page load time and found that the first response time was 905 ms and then it took 4.7 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

raycity.com.tw performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value5.1 s

61/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value5.1 s

75/100

10%

Network Requests Diagram

raycity.com.tw

905 ms

css.css

222 ms

AC_RunActiveContent.js

439 ms

index_01.jpg

221 ms

4page.gif

3074 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that all of those requests were addressed to Raycity.com.tw and no external sources were called. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Raycity.com.tw.

Page Optimization Overview & Recommendations

Page size can be reduced by 60.5 kB (28%)

Content Size

217.0 kB

After Optimization

156.6 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Raycity.com.tw main page is 217.0 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. 15% of websites need less resources to load. Images take 186.6 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 6.8 kB

  • Original 9.1 kB
  • After minification 8.4 kB
  • After compression 2.4 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. 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 6.8 kB or 74% of the original size.

Image Optimization

-19%

Potential reduce by 34.9 kB

  • Original 186.6 kB
  • After minification 151.8 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. Obviously, Raycity needs image optimization as it can save up to 34.9 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-89%

Potential reduce by 18.8 kB

  • Original 21.2 kB
  • After minification 17.5 kB
  • After compression 2.4 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. Raycity.com.tw needs all CSS files to be minified and compressed as it can save up to 18.8 kB or 89% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

15

After Optimization

15

  • Images
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Raycity. According to our analytics all requests are already optimized.

Network Requests Diagram

raycity.com.tw

raycity.com.tw

905 ms

css.css

css.css

222 ms

AC_RunActiveContent.js

AC_RunActiveContent.js

439 ms

index_01.jpg

index_01.jpg

221 ms

4page.gif

4page.gif

3074 ms

index_04.jpg

index_04.jpg

679 ms

ulink_menu_08.jpg

ulink_menu_08.jpg

427 ms

mu01.jpg

mu01.jpg

432 ms

mu02.jpg

mu02.jpg

440 ms

mu03.jpg

mu03.jpg

468 ms

mu04.jpg

mu04.jpg

641 ms

mu05.jpg

mu05.jpg

647 ms

mu06.jpg

mu06.jpg

659 ms

index.jpg

index.jpg

1168 ms

index_15.jpg

index_15.jpg

854 ms

new.jpg

new.jpg

863 ms

index1.jpg

index1.jpg

888 ms

footer-logo.jpg

footer-logo.jpg

1102 ms

Accessibility Review

raycity.com.tw accessibility score

43

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

raycity.com.tw best practices score

58

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

raycity.com.tw SEO score

81

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

High

Document uses plugins

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Raycity.com.tw can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Raycity.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

raycity.com.tw

Open Graph description is not detected on the main page of Raycity. 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: