Tools & Wizards About Us
xyzbd.com screenshot

Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

xyzbd.com

XYZ教育王: XYZ軟體補給站-XYZ教學網

Page Load Speed

2.6 sec in total

First Response

690 ms

Resources Loaded

1.6 sec

Page Rendered

269 ms

xyzbd.com screenshot

About Website

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

XYZ軟體補給站-XYZ教學網-XYZ教育王,狂人軟體,影音教學,函授,國考,高普考,公職,證照,升學,就業考試,研究所,高中,國中,國小

Visit xyzbd.com

Key Findings

We analyzed Xyzbd.com page load time and found that the first response time was 690 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

xyzbd.com performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

49/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value4.1 s

87/100

10%

Network Requests Diagram

xyzbd.com

690 ms

style.css

606 ms

css.css

465 ms

jquery.min.js

621 ms

animate.css

631 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that all of those requests were addressed to Xyzbd.com and no external sources were called. The less responsive or slowest element that took the longest time to load (690 ms) belongs to the original domain Xyzbd.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 252.9 kB (69%)

Content Size

364.5 kB

After Optimization

111.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Xyzbd.com main page is 364.5 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. CSS take 170.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 37.0 kB

  • Original 46.4 kB
  • After minification 43.4 kB
  • After compression 9.4 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 37.0 kB or 80% of the original size.

Image Optimization

-10%

Potential reduce by 5.4 kB

  • Original 54.3 kB
  • After minification 48.9 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. Xyzbd images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 62.8 kB

  • Original 93.8 kB
  • After minification 89.4 kB
  • After compression 31.0 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 62.8 kB or 67% of the original size.

CSS Optimization

-87%

Potential reduce by 147.7 kB

  • Original 170.0 kB
  • After minification 149.1 kB
  • After compression 22.3 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. Xyzbd.com needs all CSS files to be minified and compressed as it can save up to 147.7 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (47%)

Requests Now

17

After Optimization

9

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Xyzbd. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

xyzbd.com

xyzbd.com

690 ms

style.css

style.css

606 ms

css.css

css.css

465 ms

jquery.min.js

jquery.min.js

621 ms

animate.css

animate.css

631 ms

style1.css

style1.css

325 ms

jquery.multipurpose_tabcontent.js

jquery.multipurpose_tabcontent.js

475 ms

cart.php

cart.php

172 ms

cart2.php

cart2.php

170 ms

logo.jpg

logo.jpg

325 ms

search_bg.gif

search_bg.gif

155 ms

search.gif

search.gif

156 ms

t-5.gif

t-5.gif

153 ms

ar1.gif

ar1.gif

304 ms

dotted.gif

dotted.gif

310 ms

ranklt.gif

ranklt.gif

311 ms

ra.gif

ra.gif

320 ms

items.gif

items.gif

318 ms

as.jpg

as.jpg

455 ms

icons8-line-96.png

icons8-line-96.png

465 ms

Accessibility Review

xyzbd.com accessibility score

71

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

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

xyzbd.com 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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

xyzbd.com SEO score

81

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 uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    ZH

  • Encoding

    UTF-8

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

xyzbd.com

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