Kotobank.jp - SEO Checker

Overview of the SEO Check
Meta information
94% 
Page quality
48% 
Page structure
82% 
Link structure
97% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.09 s
File size
102.60 kB
Words
32
Media files
2
Number of links
20 internal / 4 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
コトバンク [ 辞書・百科事典・各種データベースを一度に検索 ]
The length of the page title is perfect. (537 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
無料ウェブ百科事典。DIGITALIOとC-POTが運営。出典が明確なコンテンツを収録し、信憑性の高さを重視する。
The meta description contains only one word.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://kotobank.jp/
There is a valid canonical link specified.
Language
(Somewhat important)
Language defined in HTML: ja
Server location: United States of America
The following language is defined by HTML: ja
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
keywordskotobank,コトバンク,ことばんく,とは,意味,読み方,事典,辞典,辞書,英和,和英,国語
description無料ウェブ百科事典。DIGITALIOとC-POTが運営。出典が明確なコンテンツを収録し、信憑性の高さを重視する。
authorコトバンク
viewportwidth=device-width, initial-scale=1
apple-mobile-web-app-capableyes
format-detectiontelephone=no
langja
og:titleコトバンク [ 辞書・百科事典・各種データベースを一度に検索 ]
og:site_nameコトバンク
og:typewebsite
og:urlhttps://kotobank.jp/
og:description無料ウェブ百科事典。DIGITALIOとC-POTが運営。出典が明確なコンテンツを収録し、信憑性の高さを重視する。
og:imagehttps://kotobank.jp/image/kotobank_ogp.png
charsetutf-8

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Page quality

Content
(Critically important)
There are only 32 words on this page. Use at least 250 words to provide useful information.
Only 2 paragraph/s was/were found on this page.
There are 2 text duplicates on this page:
  • Duplicate: 《〈和〉doctor+yellow》新幹線の区間を走行しながら線路状態などを点検する車両。監視カメラやレーザー式センサーを備え、時速250キ...
The average number of words per sentence of 1.5 words is low.
9.4% of the text are stop words.
The page contains a listing, which indicates a good text layout.
No placeholders texts or images were found.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 6 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Page structure

H1 heading
(Critically important)
コトバンク
The H1 heading is too short (5 characters). It should be at least 20 Characters long.
Headings
(Important)
Some headings occur twice on the page.

Heading structure

Heading levelContent
H1 コトバンク
H2 今日のキーワード
H2 今日のキーワード Duplicate text
H2 お知らせ
H2 メニュー
H3 ドクターイエロー
H3 ドクターイエロー Duplicate text
H3 コトバンク for iPhone
H3 コトバンク for Android
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 4 external links on this page.
LinkAttributesAnchor text
https://kotobank.jp/payment/01New! 広告なしプランを始めました
/word/どくたーいえろー-3161475ドクターイエロー
/word/どくたーいえろー-3161475続きを読む
/word/どくたーいえろー-3161475Text duplicate ドクターイエロー
/word/どくたーいえろー-3161475ドクターイエローの用語解説を読む
/dictionary/nipponica/日本大百科全書(ニッポニカ)を更新
/dictionary/nipponica/Text duplicate 日本大百科全書(ニッポニカ)を更新
/dictionary/britannica/ブリタニカ国際大百科事典 小項目事典を更新
/dictionary/zkneodobutsu/小学館の図鑑NEO[新版]動物を追加
/dictionary/daijisen/デジタル大辞泉を更新
/dictionary/daijisenplus/デジタル大辞泉プラスを更新
https://kotobank.jp/about/コトバンクとは
https://kotobank.jp/dictionary/辞書全一覧
https://kotobank.jp/ranking/アクセスランキング
https://kotobank.jp/payment/01広告を非表示にする
https://kotobank.jp/rule/利用規約
https://kotobank.jp/tokushoho/特定商取引法に基づく表記
https://kotobank.jp/support/Nofollow お問い合わせ
https://itunes.apple.com/jp/ap...Nofollow External Subdomain AppStore
https://play.google.com/store/...Nofollow External Subdomain GooglePlay
https://digitalio.jp/External IMG-ALT DIGITALIO
https://c-pot.co.jp/External IMG-ALT C-POT
https://kotobank.jp/rule/Text duplicate 利用規約
https://kotobank.jp/support/Nofollow Text duplicate お問い合わせ

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://kotobank.jp/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.09 seconds.
The file size of the HTML document is fine (103 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
dateTue, 11 Feb 2025 10:38:04 GMT
servernginx
x-frame-optionsDENY
cache-controls-maxage=300
content-encodinggzip
varyAccept-Encoding
x-cacheHit from cloudfront
via1.1 7efdfc8e9ebc26758933b0151e22707e.cloudfront.net (CloudFront)
x-amz-cf-popFRA60-P4
x-amz-cf-idWbLDYh983XxOuCe4GjyWu3og5_RdP-A2QuVYccqEc1IpumuulkMxMw==
age159
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 16,487 referring domains.
This page has 648,900 backlinks.
This page has backlinks from 8,614 different ip addresses.

Robots.txt

User-agent: *
Allow: /
Sitemap: https://kotobank.jp/sitemap-xml/sitemap_index.xml
Disallow: /gs/

User-agent: ADmantX
Disallow: /

User-Agent: Yandex
Disallow: /

User-agent: Baiduspider
Disallow: /

User-agent: GPTBot
Disallow: /

Search preview

kotobank.jp
コトバンク [ 辞書・百科事典・各種データベースを一度に検索 ]
無料ウェブ百科事典。DIGITALIOとC-POTが運営。出典が明確なコンテンツを収録し、信憑性の高さを重視する。

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
DIGITALIO50%Check
iPhone38%Check
Android38%Check
MENU34%Check
New34%Check
doctor34%Check
yellow34%Check
NEO34%Check
AppStore34%Check
GooglePlay34%Check

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