kotobank.jp
Registered
Page analyze update date:
2026/02/09 10:10:55
Last whois update date:
2026/05/22 00:25:15
Domain Status
Registered
Paid till
01.01.1970
Available from
31.01.1970
×
![Fullscreen website screenshot]()
kotobank.jp Website screenshot
SEO Score
80.14%
117
Score achieved
146
Maximum score
Main Information
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 ]
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。
Keywords: kotobank,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
Page Encoding:
utf-8
Page Filesize: 102 KB
Server Information
IP: 3.174.113.31
Location: United States,US,,,37.751,-97.822,America/Chicago
Http Server: nginx
Encoding: utf-8
Meta Tags List
- charset: utf-8
- property: og:title content: 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 ]
- property: og:site_name content: コトバンク
- property: og:type content: website
- property: og:url content: https://kotobank.jp/
- property: og:description content: 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。
- property: og:image content: https://kotobank.jp/image/kotobank_ogp.png
- name: keywords content: kotobank,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
- name: description content: 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。
- name: author content: コトバンク
- name: viewport content: width=device-width, initial-scale=1
- name: apple-mobile-web-app-capable content: yes
- name: format-detection content: telephone=no
Internal Links
External Links
Whois Information
creation_date: on] 2009/01/09
creation_time:
expiration_date: on] 2027/01/31
expiration_time:
Whois Raw Data
[ JPRS database provides information on network administration. Its use is ]
[ restricted to network administration purposes. For further information, ]
[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e' ]
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'. ]
Domain Information:
[Domain Name] KOTOBANK.JP
[Registrant] DIGITALIO, Inc.
[Name Server] ns-987.awsdns-59.net
[Name Server] ns-1143.awsdns-14.org
[Name Server] ns-1678.awsdns-17.co.uk
[Name Server] ns-103.awsdns-12.com
[Signing Key]
[Created on] 2009/01/09
[Expires on] 2027/01/31
[Status] Active
[Last Updated] 2026/04/01 22:42:56 (JST)
Contact Information:
[Name] Kazuyuki Furuya
[Email] [email protected]
[Web Page]
[Postal code] 105-5536
[Postal Address]
[Phone] +81.345771459
[Fax]
Robots.txt
User-agent: *
Allow: /
Sitemap: https://kotobank.jp/sitemap-xml/sitemap_index.xml
Disallow: /search
User-agent: ADmantX
Disallow: /
User-Agent: Yandex
Disallow: /
User-agent: Baiduspider
Disallow: /
User-agent: GPTBot
Disallow: /
SEO Audit
Technical SEO
✓
Response Code
200
Status 200 OK - page loads correctly.
✓
Character Encoding
Page: utf-8, Header: utf-8
Character encoding consistent between HTML and headers.
✓
Page Size
104456 bytes
Page size acceptable for fast loading.
✓
Resources
11 total
Optimal number of resources.
✓
Hreflang Tags
0 hreflang tags
Add hreflang tags if you have multilingual content.
✓
Robots.txt
Exists
Robots.txt file found.
✓
Sitemap
Declared in robots.txt
Sitemap declared in robots.txt.
✓
HTTPS
Yes
Secure HTTPS connection enabled.
✓
Compression
gzip
Gzip or Zstd compression enabled for faster loading.
✓
Caching
s-maxage=300
Cache-control headers properly set.
✓
Page Speed
0.83 ms
Excellent loading speed.
On-Page SEO
✓
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 ]
Good title length (30-60 characters).
!
Meta 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。 Lenght:57
Meta description too short. Expand to 100-160 characters.
✓
H1 Heading
1 found - "コトバンク"
Good - single H1 heading found.
!
Word Count
28
Content very short. Aim for at least 500 words for better SEO.
!
Canonical Tag
Add canonical tag to prevent duplicate content issues.
✓
Duplicate Meta
[]
No duplicate meta tags found.
✓
Keywords
kotobank,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
Meta keywords set (note: not used by major search engines).
Content and UX
✓
Language
ja
Language attribute properly set.
✓
Images
2 total, 0 missing ALT
All images have proper ALT text.
✓
Viewport
width=device-width, initial-scale=1
Viewport meta tag properly set for mobile devices.
✓
Open Graph
All OG tags present.
All essential OpenGraph tags present.
!
Structured Data
0 JSON-LD scripts
Add structured data (JSON-LD) for rich snippets and better SEO.
Positions in Google
Search Phrases - Google
| Position | Phrase | Page | Snippet |
|---|---|---|---|
| 6 | /word/%E3%82%8D-6623... | ||
| 7(+1) | /word/%E3%82%93-6661... | ||
| 7(+6) | /word/%E3%82%8B-6602... | ||
| 8 | /word/%E3%81%B8-6236... | ||
| 9(+1) | /word/%E3%82%8F-6641... | ||
| 21 | /word/%e3%82%8a-6569... | ||
| 31 | /esjaword/nombre |