Nibbler SEO audit for


The overall score for this website.


How accessible the website is to mobile and disabled users.


How satisfying the website is likely to be for users.


How well marketed and popular the website is.


How well designed and built the website is.

Nibbler tested a sample of 1 pages from this website at 6:29 AM on Apr 3, 2024 (BST).

Top priorities for website improvement

  • Consider a leading website analytics solution, such as WebTrends or Google Analytics. (read more)
  • Sign up for a Twitter account and make sure it is linked to from your site. (read more)
  • Add meaningful anchor text that describes the link's destination. If the link contains an image, ensure you have provided alt text. (read more)


This website does not appear to be associated with a Twitter account.

  • This website did not contain a link to Twitter.
    • Sign up for a Twitter account and make sure it is linked to from your site.


0% of pages use analytics

No Analytics SolutionNo

  • None of this website is using any recognised analytics software. It is still possible to gather a great deal of information from webserver logs, however complete visitor analysis requires client-side Javascript or an image not found here.
    • Consider a leading website analytics solution, such as WebTrends or Google Analytics.
  • Note that this test can only detect recognised analytics solutions. If an analytics solution is new, obscure or used in a non-standard way (e.g. it has been customised) it may not be detected.


0% of pages are optimized for printing

  • One page of this website does not appear to be optimised for printing (using CSS).
    • Add printable stylesheets for all pages, wherever possible. In most cases, websites can share printable stylesheets over many or all pages, as with screen-based stylesheets.

      Print optimized pages

      PagePrint detected

Media specific CSS detected

MediaMin widthMax widthCSS file

Amount of content7.3

Rendering Chart...

  • This website has an average of 189 words per page. The amount of content on a website has been shown to correlate with its search engine ranking.
    • Consider the amount of text on this website and increase it if appropriate.

Amount of content discovered



81% of images have a clearly defined size

17 images are being resized by the browser


Mobile screenshot of www.centregateenglish.jpTablet screenshot of
  • All of this website appears to be optimised for viewing on a mobile phone or a tablet.

Media specific CSS detected

MediaMin widthMax widthCSS file

Server behavior10.0

Yes404 page


  • This website handles missing pages correctly by sending a 404 HTTP status code.
  • This website was served with GZIP encoding. This is very good because it reduces the loading time of a web page.
  • This website follows the best practice of using a permanent (HTTP 301) redirect from to This is ideal.

Page titles10.0

100% of pages have defined titles

0% of page titles are weak

  • All pages were found to use page titles appropriately. Page titles appear in search results and at the top of the browser's window when visiting the site. Appropriate page titles are particularly important for search engine optimization.


callan method

  • All pages were found to use defined headings. This is excellent as it allows visitors and search engines to summarize the content of webpages quickly. Correctly defined headings aid accessibility and are particularly important for search engine optimization.

Page headings detail

URLHeadingLevelイギリス生まれ、世界が認めた 4倍速で英語が話せるメソッド。H1カランメソッドのレッスンが対面授業でうけられる日本で数ケ所しかない英会話教室が、函館に誕生 !H1 MethodH2他の英会話教室とは​ここが違う!H2英語脳を鍛えるカラン・メソッド とは?H3頭の中で日本語に翻訳しないH3当教室の3つの魅力H3良い英会話教室のポイントとは?H3 MethodH3レッスンコースH3​『マイベストプロ』で紹介されました!H4​『北海道新聞』で 紹介されました!H4のステージレベル ステージごとにステップアップH4

Meta tags10.0

This is how this website will look in Google search listings:

英会話 | Centre Gate English | 函館市

「4倍速で英語を習得」「英語脳が手に入る」 Centre Gate English ...

  • All pages were found to include a meta description. This is good because search engines (like Google) show this text in search result pages.

Meta Tags (name attribute)

Page URLNameContent, initial-scale=1 Website Builder「4倍速で英語を習得」「英語脳が手に入る」 Centre Gate English センターゲートイングリッシュ函館は、英語の本場イギリスで発明された世界的に著名な英会話のための教授法である「カラン・メソッド」によるレッスンが、対面で受けられる函館で初の英会話教室学び、探求、成長英会話 | Centre Gate English | 函館市「4倍速で英語を習得」「英語脳が手に入る」 Centre Gate English センターゲートイングリッシュ函館は、英語の本場イギリスで発明された世界的に著名な英会話のための教授法である「カラン・メソッド」によるレッスンが、対面で受けられる函館で初の英会話教室

Meta Tags (http-equiv attribute)

Page URLNameContent

URL format10.0


  • Sorry, it was not possible to determine the popularity for this website.

Source: Ahrefs

Domain agei

  • Sorry, we cannot check the domain age of .jp websites.


  • Sorry, we couldn't determine when this website was last updated. This is usually because its web server isn't reporting this information and we couldn't find enough other dates in the content of pages.

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