Tools & Wizards About Us
xss-quiz.int21h.jp screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

xss-quiz.int21h.jp

XSS Challenges (by yamagata21) - Stage #1

Page Load Speed

1.7 sec in total

First Response

554 ms

Resources Loaded

997 ms

Page Rendered

106 ms

xss-quiz.int21h.jp screenshot

About Website

Click here to check amazing XSS Quiz Int 21 H content for Algeria. Otherwise, check out these important facts you probably never knew about xss-quiz.int21h.jp

Visit xss-quiz.int21h.jp

Key Findings

We analyzed Xss-quiz.int21h.jp page load time and found that the first response time was 554 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

xss-quiz.int21h.jp performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

xss-quiz.int21h.jp

554 ms

style.css

366 ms

script.js

367 ms

ga.js

29 ms

__utm.gif

12 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that 60% of them (3 requests) were addressed to the original Xss-quiz.int21h.jp, 40% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (554 ms) belongs to the original domain Xss-quiz.int21h.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.1 kB (10%)

Content Size

21.3 kB

After Optimization

19.2 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Xss-quiz.int21h.jp main page is 21.3 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. Only 5% of websites need less resources to load. Javascripts take 18.2 kB which makes up the majority of the site volume.

HTML Optimization

-51%

Potential reduce by 1.1 kB

  • Original 2.1 kB
  • After minification 1.9 kB
  • After compression 1.0 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 1.1 kB or 51% of the original size.

JavaScript Optimization

-2%

Potential reduce by 360 B

  • Original 18.2 kB
  • After minification 18.2 kB
  • After compression 17.8 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.

CSS Optimization

-69%

Potential reduce by 686 B

  • Original 996 B
  • After minification 766 B
  • After compression 310 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. Xss-quiz.int21h.jp needs all CSS files to be minified and compressed as it can save up to 686 B or 69% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

  • Images
  • JavaScript
  • CSS

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of XSS Quiz Int 21 H. According to our analytics all requests are already optimized.

Network Requests Diagram

xss-quiz.int21h.jp

xss-quiz.int21h.jp

554 ms

style.css

style.css

366 ms

script.js

script.js

367 ms

ga.js

ga.js

29 ms

__utm.gif

__utm.gif

12 ms

Accessibility Review

xss-quiz.int21h.jp accessibility score

57

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.

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

Form elements do not have associated labels

Best Practices

xss-quiz.int21h.jp 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

SEO Factors

xss-quiz.int21h.jp SEO score

64

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    EUC-JP

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Xss-quiz.int21h.jp 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 Xss-quiz.int21h.jp main page’s claimed encoding is euc-jp. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

xss-quiz.int21h.jp

Open Graph description is not detected on the main page of XSS Quiz Int 21 H. 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: