Report Summary

  • 49

    Performance

    Renders faster than
    69% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

kotonoha.cc

コトノハ - ○×ソーシャル

Page Load Speed

3.4 sec in total

First Response

545 ms

Resources Loaded

2.7 sec

Page Rendered

112 ms

kotonoha.cc screenshot

About Website

Welcome to kotonoha.cc homepage info - get ready to check Kotonoha best content for Japan right away, or after learning these important things about kotonoha.cc

コトノハは、'経験' '感じたこと' '好き嫌い'などを○×で共有するサービスです

Visit kotonoha.cc

Key Findings

We analyzed Kotonoha.cc page load time and found that the first response time was 545 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

kotonoha.cc performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

85/100

25%

SI (Speed Index)

Value5.8 s

50/100

10%

TBT (Total Blocking Time)

Value5,650 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.052

98/100

15%

TTI (Time to Interactive)

Value13.6 s

11/100

10%

Network Requests Diagram

kotonoha.cc

545 ms

style_060915.css

516 ms

prototype.js

697 ms

kotonoha.js

351 ms

show_ads.js

8 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 58% of them (18 requests) were addressed to the original Kotonoha.cc, 10% (3 requests) were made to Pagead2.googlesyndication.com and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Kotonoha.cc.

Page Optimization Overview & Recommendations

Page size can be reduced by 97.7 kB (54%)

Content Size

182.2 kB

After Optimization

84.5 kB

In fact, the total size of Kotonoha.cc main page is 182.2 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 110.0 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 14.8 kB

  • Original 20.6 kB
  • After minification 16.1 kB
  • After compression 5.7 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 4.4 kB, which is 21% 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 14.8 kB or 72% of the original size.

Image Optimization

-17%

Potential reduce by 4.4 kB

  • Original 26.8 kB
  • After minification 22.3 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, Kotonoha needs image optimization as it can save up to 4.4 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-52%

Potential reduce by 57.2 kB

  • Original 110.0 kB
  • After minification 97.4 kB
  • After compression 52.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 57.2 kB or 52% of the original size.

CSS Optimization

-85%

Potential reduce by 21.2 kB

  • Original 24.9 kB
  • After minification 15.6 kB
  • After compression 3.7 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. Kotonoha.cc needs all CSS files to be minified and compressed as it can save up to 21.2 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (31%)

Requests Now

29

After Optimization

20

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kotonoha. 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 as a result speed up the page load time.

Accessibility Review

kotonoha.cc accessibility score

64

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.

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

Best Practices

kotonoha.cc best practices score

67

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

kotonoha.cc SEO score

69

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

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 Kotonoha.cc 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 Kotonoha.cc 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 description is not detected on the main page of Kotonoha. 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: