Tools & Wizards About Us
mayfly.info screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

mayfly.info

理科の自由研究を何とかしよう - 自由研究のツボ

Page Load Speed

6.7 sec in total

First Response

546 ms

Resources Loaded

5.8 sec

Page Rendered

318 ms

mayfly.info screenshot

About Website

Click here to check amazing Mayfly content for Japan. Otherwise, check out these important facts you probably never knew about mayfly.info

理科の自由研究のヒントや進め方がわかる

Visit mayfly.info

Key Findings

We analyzed Mayfly.info page load time and found that the first response time was 546 ms and then it took 6.1 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

mayfly.info performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.4 s

0/100

25%

SI (Speed Index)

Value16.2 s

0/100

10%

TBT (Total Blocking Time)

Value1,420 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value17.4 s

4/100

10%

Network Requests Diagram

mayfly.info

546 ms

mayfly.info

3050 ms

style.min.css

1308 ms

autoptimize_single_3fd2afa98866679439097f4ab102fe0a.php

503 ms

autoptimize_single_3b954135677c0387989e5fc0404c3439.php

527 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 68% of them (39 requests) were addressed to the original Mayfly.info, 7% (4 requests) were made to and 5% (3 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Mayfly.info.

Page Optimization Overview & Recommendations

Page size can be reduced by 591.0 kB (56%)

Content Size

1.1 MB

After Optimization

467.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mayfly.info main page is 1.1 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. 25% of websites need less resources to load. HTML takes 394.1 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 345.3 kB

  • Original 394.1 kB
  • After minification 394.0 kB
  • After compression 48.8 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 345.3 kB or 88% of the original size.

Image Optimization

-51%

Potential reduce by 78.5 kB

  • Original 154.5 kB
  • After minification 76.0 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, Mayfly needs image optimization as it can save up to 78.5 kB or 51% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-6%

Potential reduce by 20.2 kB

  • Original 334.0 kB
  • After minification 333.6 kB
  • After compression 313.8 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

-84%

Potential reduce by 147.1 kB

  • Original 175.7 kB
  • After minification 175.4 kB
  • After compression 28.6 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. Mayfly.info needs all CSS files to be minified and compressed as it can save up to 147.1 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (60%)

Requests Now

47

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mayfly. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

mayfly.info

mayfly.info

546 ms

mayfly.info

mayfly.info

3050 ms

style.min.css

style.min.css

1308 ms

autoptimize_single_3fd2afa98866679439097f4ab102fe0a.php

autoptimize_single_3fd2afa98866679439097f4ab102fe0a.php

503 ms

autoptimize_single_3b954135677c0387989e5fc0404c3439.php

autoptimize_single_3b954135677c0387989e5fc0404c3439.php

527 ms

autoptimize_single_c96ed0d44fdacc49f7a51077d4350bf2.php

autoptimize_single_c96ed0d44fdacc49f7a51077d4350bf2.php

1405 ms

autoptimize_single_dc09ef626e859e97176bcf6586c9576b.php

autoptimize_single_dc09ef626e859e97176bcf6586c9576b.php

530 ms

all.min.css

all.min.css

997 ms

autoptimize_single_eb726a497943ef55b7b1ee4758553be1.php

autoptimize_single_eb726a497943ef55b7b1ee4758553be1.php

705 ms

autoptimize_single_5e2501a5522c4860a1c9df52493598b1.php

autoptimize_single_5e2501a5522c4860a1c9df52493598b1.php

708 ms

baguetteBox.min.css

baguetteBox.min.css

699 ms

autoptimize_single_71c9a943a264f57084b99412e4e6a3ac.php

autoptimize_single_71c9a943a264f57084b99412e4e6a3ac.php

704 ms

autoptimize_single_01877832bb6213a26607c3ddbf149dcb.php

autoptimize_single_01877832bb6213a26607c3ddbf149dcb.php

191 ms

keyframes.css

keyframes.css

178 ms

css

css

48 ms

autoptimize_single_8ded3c042fe1d9fe659b135f4d8418c3.php

autoptimize_single_8ded3c042fe1d9fe659b135f4d8418c3.php

179 ms

autoptimize_single_b843e0f9de26837ae17fb1b02ef97281.php

autoptimize_single_b843e0f9de26837ae17fb1b02ef97281.php

173 ms

jquery.min.js

jquery.min.js

25 ms

jquery-migrate.min.js

jquery-migrate.min.js

54 ms

sakurav3.js

sakurav3.js

1382 ms

autoptimize_single_5688a04583d5c1f7f33bb05db32b7675.php

autoptimize_single_5688a04583d5c1f7f33bb05db32b7675.php

265 ms

autoptimize_single_efc27e253fae1b7b891fb5a40e687768.php

autoptimize_single_efc27e253fae1b7b891fb5a40e687768.php

192 ms

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2 ms

autoptimize_single_917602d642f84a211838f0c1757c4dc1.php

autoptimize_single_917602d642f84a211838f0c1757c4dc1.php

181 ms

baguetteBox.min.js

baguetteBox.min.js

182 ms

javascript;base64,Ci8qIDwhW0NEQVRBWyAqLwogICAgICAgICAgKGZ1bmN0aW9uKCQpewogICAgICAgICAgIGJhZ3VldHRlQm94LnJ1bigiLmVudHJ5LWNvbnRlbnQiKTsKICAgICAgICAgIH0pKGpRdWVyeSk7CiAgICAgICAgCi8qIF1dPiAqLwo=

javascript;base64,Ci8qIDwhW0NEQVRBWyAqLwogICAgICAgICAgKGZ1bmN0aW9uKCQpewogICAgICAgICAgIGJhZ3VldHRlQm94LnJ1bigiLmVudHJ5LWNvbnRlbnQiKTsKICAgICAgICAgIH0pKGpRdWVyeSk7CiAgICAgICAgCi8qIF1dPiAqLwo=

1 ms

stickyfill.min.js

stickyfill.min.js

168 ms

comment-reply.min.js

comment-reply.min.js

196 ms

javascript;base64,Ci8qIDwhW0NEQVRBWyAqLwp2YXIgY29jb29uX2xvY2FsaXplX3NjcmlwdF9vcHRpb25zID0geyJpc19sYXp5X2xvYWRfZW5hYmxlIjpudWxsLCJpc19maXhlZF9tb2JpbGVfYnV0dG9uc19lbmFibGUiOiIiLCJpc19nb29nbGVfZm9udF9sYXp5X2xvYWRfZW5hYmxlIjpudWxsfTsKLyogXV0+ICovCg==

javascript;base64,Ci8qIDwhW0NEQVRBWyAqLwp2YXIgY29jb29uX2xvY2FsaXplX3NjcmlwdF9vcHRpb25zID0geyJpc19sYXp5X2xvYWRfZW5hYmxlIjpudWxsLCJpc19maXhlZF9tb2JpbGVfYnV0dG9uc19lbmFibGUiOiIiLCJpc19nb29nbGVfZm9udF9sYXp5X2xvYWRfZW5hYmxlIjpudWxsfTsKLyogXV0+ICovCg==

2 ms

autoptimize_single_0d57c5a55a2a084f1c282a5d980824a3.php

autoptimize_single_0d57c5a55a2a084f1c282a5d980824a3.php

264 ms

javascript.js

javascript.js

334 ms

javascript.js

javascript.js

357 ms

adsbygoogle.js

adsbygoogle.js

105 ms

javascript;base64,IWZ1bmN0aW9uKGQsaSl7aWYoIWQuZ2V0RWxlbWVudEJ5SWQoaSkpe3ZhciBqPWQuY3JlYXRlRWxlbWVudCgic2NyaXB0Iik7ai5pZD1pO2ouc3JjPSIvL2Fzc2V0cy5waW50ZXJlc3QuY29tL2pzL3Bpbml0X21haW4uanMiO3ZhciB3PWQuZ2V0RWxlbWVudEJ5SWQoaSk7ZC5ib2R5LmFwcGVuZENoaWxkKGopO319KGRvY3VtZW50LCJwaW50ZXJlc3QtYnRuLWpzIik7

javascript;base64,IWZ1bmN0aW9uKGQsaSl7aWYoIWQuZ2V0RWxlbWVudEJ5SWQoaSkpe3ZhciBqPWQuY3JlYXRlRWxlbWVudCgic2NyaXB0Iik7ai5pZD1pO2ouc3JjPSIvL2Fzc2V0cy5waW50ZXJlc3QuY29tL2pzL3Bpbml0X21haW4uanMiO3ZhciB3PWQuZ2V0RWxlbWVudEJ5SWQoaSk7ZC5ib2R5LmFwcGVuZENoaWxkKGopO319KGRvY3VtZW50LCJwaW50ZXJlc3QtYnRuLWpzIik7

1 ms

ts

ts

215 ms

9cf38b8a12598b50ead00e86016d87e6

9cf38b8a12598b50ead00e86016d87e6

66 ms

img05.jpg.jpg

img05.jpg.jpg

578 ms

5_White_logo_on_black_2218x69.png

5_White_logo_on_black_2218x69.png

703 ms

l_e_others_501.png

l_e_others_501.png

209 ms

no-amp-logo.png

no-amp-logo.png

211 ms

skeleton-gb43e2208d_640-120x68.jpg

skeleton-gb43e2208d_640-120x68.jpg

209 ms

paper-g7ebdbc6cf_640-120x68.jpg

paper-g7ebdbc6cf_640-120x68.jpg

383 ms

paprika-ge50b45a86_640-120x68.jpg

paprika-ge50b45a86_640-120x68.jpg

383 ms

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ice-g61c816823_640-120x68.jpg

374 ms

faucet-gdfea39e12_640-120x68.jpg

faucet-gdfea39e12_640-120x68.jpg

527 ms

l_e_others_501-120x68.png

l_e_others_501-120x68.png

540 ms

magnifying-glass-g1bbf9d7bb_640-120x68.png

magnifying-glass-g1bbf9d7bb_640-120x68.png

558 ms

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0713effe94e881ee79c68ef8b2f723f2

65 ms

0nksC9PgP_wGh21A2KeqGhTtgP7fiwq-.ttf

0nksC9PgP_wGh21A2KeqGhTtgP7fiwq-.ttf

59 ms

fa-solid-900.woff

fa-solid-900.woff

845 ms

fa-regular-400.woff

fa-regular-400.woff

655 ms

icomoon.woff

icomoon.woff

649 ms

pinit_main.js

pinit_main.js

88 ms

show_ads_impl.js

show_ads_impl.js

273 ms

zrt_lookup.html

zrt_lookup.html

34 ms

ads

ads

479 ms

ads

ads

248 ms

Accessibility Review

mayfly.info accessibility score

96

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

Best Practices

mayfly.info best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

mayfly.info SEO score

93

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

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 Mayfly.info 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 Mayfly.info 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

mayfly.info

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