Report Summary

  • 5

    Performance

    Renders faster than
    20% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

2020-keyakizaka.jp

映画『僕たちの嘘と真実 Documentary of 欅坂46』公式サイト

Page Load Speed

17.6 sec in total

First Response

71 ms

Resources Loaded

5.4 sec

Page Rendered

12.1 sec

2020-keyakizaka.jp screenshot

About Website

Visit 2020-keyakizaka.jp now to see the best up-to-date 2020 Keyakizaka content and also check out these interesting facts you probably never knew about 2020-keyakizaka.jp

欅坂46 初にして究極のドキュメンタリー映画完成。これは、永遠に語り継がれる、僕たちが駆け抜けた5年間の物語。2021年2月3日(水)Blu-ray&DVD発売

Visit 2020-keyakizaka.jp

Key Findings

We analyzed 2020-keyakizaka.jp page load time and found that the first response time was 71 ms and then it took 17.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

2020-keyakizaka.jp performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value17.9 s

0/100

25%

SI (Speed Index)

Value24.7 s

0/100

10%

TBT (Total Blocking Time)

Value10,760 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.507

16/100

15%

TTI (Time to Interactive)

Value30.2 s

0/100

10%

Network Requests Diagram

2020-keyakizaka.jp

71 ms

2020-keyakizaka.jp

295 ms

colorbox.css

241 ms

animate.css

431 ms

font-awesome.min.css

98 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 51% of them (28 requests) were addressed to the original 2020-keyakizaka.jp, 20% (11 requests) were made to Youtube.com and 7% (4 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain 2020-keyakizaka.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 557.3 kB (14%)

Content Size

3.9 MB

After Optimization

3.4 MB

In fact, the total size of 2020-keyakizaka.jp main page is 3.9 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 10.7 kB

  • Original 15.6 kB
  • After minification 14.6 kB
  • After compression 5.0 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 10.7 kB or 68% of the original size.

Image Optimization

-0%

Potential reduce by 17 B

  • Original 3.2 MB
  • After minification 3.2 MB

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. 2020 Keyakizaka images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 163.9 kB

  • Original 275.8 kB
  • After minification 274.9 kB
  • After compression 112.0 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 163.9 kB or 59% of the original size.

CSS Optimization

-86%

Potential reduce by 382.7 kB

  • Original 443.4 kB
  • After minification 412.9 kB
  • After compression 60.6 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. 2020-keyakizaka.jp needs all CSS files to be minified and compressed as it can save up to 382.7 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (41%)

Requests Now

46

After Optimization

27

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 2020 Keyakizaka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

2020-keyakizaka.jp accessibility score

77

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

2020-keyakizaka.jp best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

2020-keyakizaka.jp SEO score

92

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

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 2020-keyakizaka.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that 2020-keyakizaka.jp 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

Open Graph data is detected on the main page of 2020 Keyakizaka. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: