Tools & Wizards About Us
kotoba.ne.jp screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

kotoba.ne.jp

翻訳と辞書 [無料]

Page Load Speed

3.9 sec in total

First Response

1.7 sec

Resources Loaded

1.9 sec

Page Rendered

388 ms

kotoba.ne.jp screenshot

About Website

Click here to check amazing Kotoba content for Japan. Otherwise, check out these important facts you probably never knew about kotoba.ne.jp

英語の勉強や外国語の学習さらに実務で使えるオンライン辞書や用語集、自動翻訳サイトをご紹介します。語学だけでなく金融経済から医学,IT,パソコン,金属・機械・工業等々,幅広い分野を網羅している総合的な英語学習に役立つ語学ポータルサイトです。

Visit kotoba.ne.jp

Key Findings

We analyzed Kotoba.ne.jp page load time and found that the first response time was 1.7 sec and then it took 2.3 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

kotoba.ne.jp performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

49/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value1,470 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

kotoba.ne.jp

1662 ms

leftwing2.gif

574 ms

show_ads.js

70 ms

adsbygoogle.js

107 ms

m1a.jpg

487 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Kotoba.ne.jp, 38% (6 requests) were made to Images.kotoba.jp and 25% (4 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Kotoba.ne.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 206.5 kB (59%)

Content Size

351.1 kB

After Optimization

144.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Kotoba.ne.jp main page is 351.1 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. Only 10% of websites need less resources to load. Javascripts take 231.4 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 79.1 kB

  • Original 96.0 kB
  • After minification 95.8 kB
  • After compression 16.9 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 79.1 kB or 82% of the original size.

Image Optimization

-3%

Potential reduce by 796 B

  • Original 23.8 kB
  • After minification 23.0 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. Kotoba images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 126.6 kB

  • Original 231.4 kB
  • After minification 231.4 kB
  • After compression 104.8 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 126.6 kB or 55% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (27%)

Requests Now

11

After Optimization

8

  • Images
  • JavaScript

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kotoba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kotoba.ne.jp

kotoba.ne.jp

1662 ms

leftwing2.gif

leftwing2.gif

574 ms

show_ads.js

show_ads.js

70 ms

adsbygoogle.js

adsbygoogle.js

107 ms

m1a.jpg

m1a.jpg

487 ms

m1.jpg

m1.jpg

501 ms

star10.gif

star10.gif

368 ms

star1.gif

star1.gif

378 ms

jsapi

jsapi

13 ms

t13n

t13n

17 ms

brand

brand

18 ms

loader.js

loader.js

34 ms

t13n

t13n

118 ms

brandjs.js

brandjs.js

28 ms

branding.png

branding.png

23 ms

uniq.gif

uniq.gif

366 ms

Accessibility Review

kotoba.ne.jp accessibility score

71

Accessibility Issues

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

kotoba.ne.jp 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

kotoba.ne.jp SEO score

62

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kotoba.ne.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Kotoba.ne.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

kotoba.ne.jp

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