Tools & Wizards About Us
techplay.jp screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

techplay.jp

TECH PLAY［テックプレイ］ - IT勉強会・イベントなどの情報検索サービス

Page Load Speed

6.3 sec in total

First Response

9 ms

Resources Loaded

5.2 sec

Page Rendered

1.2 sec

techplay.jp screenshot

About Website

Welcome to techplay.jp homepage info - get ready to check TECH PLAY best content for Japan right away, or after learning these important things about techplay.jp

IT勉強会・イベントを探すなら TECH PLAY［テックプレイ］。点在している技術勉強会、イベント情報をまとめて掲載しています。技術用語検索、地域検索、開催日時検索から興味のある勉強会をカンタンに探せるサービスです。

Visit techplay.jp

Key Findings

We analyzed Techplay.jp page load time and found that the first response time was 9 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

techplay.jp performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value8.8 s

15/100

10%

TBT (Total Blocking Time)

Value1,130 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

techplay.jp

9 ms

techplay.jp

1233 ms

gtm.js

139 ms

css

44 ms

frontend.css

62 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Techplay.jp, 68% (54 requests) were made to S3.techplay.jp and 16% (13 requests) were made to Files.techplay.jp. The less responsive or slowest element that took the longest time to load (3.3 sec) relates to the external source S3.techplay.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 175.1 kB (5%)

Content Size

3.3 MB

After Optimization

3.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Techplay.jp main page is 3.3 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. 80% 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 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 131.0 kB

  • Original 153.5 kB
  • After minification 119.2 kB
  • After compression 22.5 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. This page needs HTML code to be minified as it can gain 34.3 kB, which is 22% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 131.0 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 44.0 kB

  • Original 2.7 MB
  • After minification 2.7 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. TECH PLAY images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 87 B

  • Original 334.8 kB
  • After minification 334.8 kB
  • After compression 334.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 103.0 kB
  • After minification 103.0 kB
  • After compression 103.0 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. Techplay.jp has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (5%)

Requests Now

74

After Optimization

70

  • Images
  • JavaScript
  • CSS

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TECH PLAY. 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.

Network Requests Diagram

techplay.jp

techplay.jp

9 ms

techplay.jp

techplay.jp

1233 ms

gtm.js

gtm.js

139 ms

css

css

44 ms

frontend.css

frontend.css

62 ms

sdk.js

sdk.js

28 ms

top_banner.js

top_banner.js

58 ms

frontend.js

frontend.js

194 ms

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83 ms

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78 ms

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60 ms

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98 ms

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288 ms

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995 ms

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290 ms

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871 ms

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294 ms

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99 ms

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287 ms

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289 ms

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1820 ms

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290 ms

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290 ms

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1105 ms

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294 ms

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495 ms

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904 ms

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513 ms

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1196 ms

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1036 ms

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1581 ms

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1014 ms

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1033 ms

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1703 ms

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1055 ms

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1741 ms

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2061 ms

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1855 ms

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1605 ms

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2289 ms

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1724 ms

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2434 ms

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1765 ms

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2694 ms

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1841 ms

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93 ms

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95 ms

logo.png

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29 ms

banner_1.jpg

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289 ms

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290 ms

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290 ms

bookmark_add.svg

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55 ms

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288 ms

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290 ms

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93 ms

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94 ms

sdk.js

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34 ms

46 ms

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1807 ms

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1813 ms

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2443 ms

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2707 ms

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1792 ms

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2498 ms

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2980 ms

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2810 ms

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3036 ms

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3326 ms

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2513 ms

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223 ms

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37 ms

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67 ms

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2526 ms

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3256 ms

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3285 ms

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2250 ms

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2234 ms

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2164 ms

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2163 ms

Accessibility Review

techplay.jp accessibility score

82

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

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

techplay.jp best practices score

83

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

Missing source maps for large first-party JavaScript

SEO Factors

techplay.jp SEO score

83

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

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Techplay.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 Techplay.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

techplay.jp

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