Report Summary

  • 0

    Performance

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

Page Load Speed

26 sec in total

First Response

275 ms

Resources Loaded

25.2 sec

Page Rendered

520 ms

danganku.com screenshot

About Website

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Key Findings

We analyzed Danganku.com page load time and found that the first response time was 275 ms and then it took 25.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

danganku.com performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0

0/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value0

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value0

0/100

10%

Network Requests Diagram

danganku.com

275 ms

index.css

107 ms

js4round.js

209 ms

960.js

221 ms

stat.php

2204 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 72% of them (42 requests) were addressed to the original Danganku.com, 12% (7 requests) were made to Baidu.com.cyad456.com and 3% (2 requests) were made to Vipjs.csad.cc. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Baidu.com.cyad456.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 70.6 kB (62%)

Content Size

113.9 kB

After Optimization

43.3 kB

In fact, the total size of Danganku.com main page is 113.9 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. 30% of websites need less resources to load. Javascripts take 48.6 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 17.8 kB

  • Original 22.3 kB
  • After minification 21.6 kB
  • After compression 4.5 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 17.8 kB or 80% of the original size.

Image Optimization

-19%

Potential reduce by 4.2 kB

  • Original 21.9 kB
  • After minification 17.7 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, Danganku needs image optimization as it can save up to 4.2 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 30.9 kB

  • Original 48.6 kB
  • After minification 47.9 kB
  • After compression 17.7 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 30.9 kB or 64% of the original size.

CSS Optimization

-84%

Potential reduce by 17.6 kB

  • Original 21.0 kB
  • After minification 18.4 kB
  • After compression 3.4 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. Danganku.com needs all CSS files to be minified and compressed as it can save up to 17.6 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (8%)

Requests Now

50

After Optimization

46

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Danganku. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

danganku.com accessibility score

68

Accessibility Issues

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

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

danganku.com 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

General

Impact

Issue

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

danganku.com SEO score

64

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Danganku.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Danganku.com main page’s claimed encoding is gb2312. 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

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