kaiseigakuen.jp
🖥 Status: up
🕒 Response Time: 1.374 sec
⬅️ Response Code: 200
The accessibility of kaiseigakuen.jp has been inspected 8 times in the last 585 days, starting on January 6, 2025. Most recently on June 20, 2026, with a 200 status code, kaiseigakuen.jp was accessible 8 times, out of every test performed. No occurrences of inaccessibility were recorded for kaiseigakuen.jp based on evaluations conducted as of August 14, 2026. According to records, all responses were received without any error status codes as of August 14, 2026. Kaiseigakuen.jp's 1.374 seconds reply on June 20, 2026, contrasted its 2.137 seconds average response time.
8
Last Updated: June 20, 2026
Kaiseigakuen overview
- Domain
- kaiseigakuen.jp
- Title
- 開成中学校・高等学校公式サイト
- K Site Status Rank
- 187 811
- Search Wikipedia
- kaiseigakuen.jp
- Alternatives
- alternatives to kaiseigakuen.jp
- Recently checked
- 123blog.tw
Kaiseigakuen.jp
status check request map as of August 14, 2026
Country report for kaiseigakuen.jp as of August 14, 2026
| United States | 100.00% | ||||||||
| 10:11 | |||||||||
| Site | Total Checks | Last Modified |
|---|---|---|
| 25 | January 5, 2025 | |
| 9 | December 22, 2025 | |
| 8 | January 6, 2025 | |
| 4 | October 30, 2025 | |
| 4 | June 5, 2026 |
U5kun.com | Kaiseigakuen.jp | ||||
|---|---|---|---|---|---|
General SEO Report
| Page Title | Page Title tips for kaiseigakuen.jp: While including the brand name in the website title tag offers brand recognition benefits, it must be balanced carefully with primary keyword placement to avoid character wastage and maintain the primary focus on the page's specific, core content topic for strong SEO. |
|---|---|
| 開成中学校・高等学校公式サイト Length: 45 characters | |
| Meta Description | Meta Description tips for kaiseigakuen.jp: For effective SEO, meta descriptions should be regularly reviewed and updated to maintain accuracy and reflect any changes in page content or target keywords; neglecting this practice can lead to mismatched expectations and wasted organic visibility opportunities. |
| no meta description data for kaiseigakuen.jp 2026-08-14T11:51:28+00:00 | |
| Meta Keywords | Meta Keywords tips for kaiseigakuen.jp: The practice of stuffing meta keywords has proven disastrous for SEO reputation and ranking performance, as contemporary search engines possess advanced capabilities to penalize and ignore such manipulative tactics, focusing instead on organic relevance. |
| no meta keywords data for kaiseigakuen.jp 2026-08-14T11:51:28+00:00 | |
| Page Content | Page Content tips for kaiseigakuen.jp: Regularly audit your page content for broken links, outdated information, and grammatical errors, ensuring a seamless and trustworthy experience that aligns with search quality guidelines. |
| Web Page Content Length: 25153 characters | |
| H1 Heading | H1 Heading tips for kaiseigakuen.jp: The H1 tag serves as the critical bridge connecting user intent captured by search queries with the specific, valuable content on your webpage, making its accurate and descriptive text paramount for satisfying searchers' underlying needs effectively. |
| no h1 heading data for kaiseigakuen.jp 2026-08-14T11:51:28+00:00 | |
| H2 Headings | H2 Headings tips for kaiseigakuen.jp: Consider using descriptive anchor text for links within your H2 sections that points to related internal content, boosting website navigation and potentially improving dwell time metrics. |
| no h2 headings data for kaiseigakuen.jp 2026-08-14T11:51:28+00:00 | |
| H3 Headings | H3 Headings tips for kaiseigakuen.jp: Maximize the SEO benefits derived from your H3 headers by ensuring they accurately describe the content that follows, incorporate long-tail keywords naturally, maintain a consistent heading structure (H1 > H2 > H3), and avoid repetitive use of the same H3 tag for different topics. |
| 行事予定 お知らせ 2025.10.22 高校入試合格者説明会について 2025.10.17 新コンテンツ「開成素描」を公開しました。 更新履歴 Count: 5 heading tag | |
| H4 Headings | H4 Headings tips for kaiseigakuen.jp: Mobile responsiveness is greatly aided by clear content hierarchy; properly used H4 headers help mobile users quickly scan content on small screens, improving the overall mobile user experience (UX), which is a known ranking factor for many search engines. |
| no h4 headings data for kaiseigakuen.jp 2026-08-14T11:51:28+00:00 | |
| H5-H6 Headings | H5-H6 Headings tips for kaiseigakuen.jp: Consistent application of H5-H6 tags aids user navigation and content retention; ensure they are used predictably within your specific website content sections where needed. |
| no h5-h6 headings data for kaiseigakuen.jp 2026-08-14T11:51:28+00:00 | |
| Image ALT Attributes | Image ALT Attributes tips for kaiseigakuen.jp: The strategic use of ALT attributes not only fulfills ethical web design principles by making content accessible to everyone, but also directly contributes to a website's search engine optimization effectiveness by providing search engines with valuable textual data that contextualizes visual elements within the broader scope of the page's content cluster and topical relevance. |
| https://kaiseigakuen.jp/wp/wp-content/themes/twentyten_kaisei/images/logo_header.png https://kaiseigakuen.jp/wp/wp-content/themes/twentyten_kaisei/images/common/hnav_004_off.gif https://kaiseigakuen.jp/wp/wp-content/themes/twentyten_kaisei/images/common/bnr_today_l_off.jpg https://kaiseigakuen.jp/wp/wp-content/themes/twentyten_kaisei/images/common/bnr_newbuilding_top_off.jpg https://kaiseigakuen.jp/wp/wp-content/themes/twentyten_kaisei/images/common/logo_s.gif Count: 5 images with ALT attributes | |
| Robots.txt | Robots.txt tips for kaiseigakuen.jp: Ensure that crucial pages, especially newly added content or newly created sitemaps, are NOT blocked by your robots.txt file, allowing search engines sufficient opportunity to discover and index these valuable assets. |
| file robots.txt was found on the website | |
| XML Sitemap | XML Sitemap tips for kaiseigakuen.jp: Regular sitemap submission helps maintain the accuracy of your website's index, ensuring search engines always have the most current information about your pages. |
| no xml sitemap data for kaiseigakuen.jp 2026-08-14T11:51:28+00:00 | |
| Page Size | Page Size tips for kaiseigakuen.jp: Consider implementing lazy loading for images and iframes to defer loading off-screen elements until needed, significantly lowering initial page size and improving Time To Interactive metrics. |
| page size: 25 kb | |
| Response Time | Response Time tips for kaiseigakuen.jp: Technical SEO best practices emphasize fast loading pages; aggressively optimize your server processing speed, code efficiency, and database query execution time to maintain a competitive edge in search rankings. |
| response time: 2.137 sec | |
| Minify CSS | Minify CSS tips for kaiseigakuen.jp: Employ CSS minification tools to automatically strip out whitespace, line breaks, and comments from your stylesheets, significantly cutting down file size and load time, thereby enhancing Core Web Vitals performance such as Cumulative Layout Shift and Speed Index, which are critical ranking factors for search visibility and user satisfaction. |
| Minified: /wp/wp-content/themes/twentyten_kaisei/font-awesome/css/font-awesome.min.css https://kaiseigakuen.jp/wp/wp-includes/css/dist/block-library/style.min.css?ver=6.7.1 https://kaiseigakuen.jp/wp/wp-content/plugins/wp-jquery-lightbox/styles/lightbox.min.css?ver=1.4 Unminified: https://kaiseigakuen.jp/wp/wp-content/themes/twentyten_kaisei/style.css /wp/wp-content/themes/twentyten_kaisei/css/SpryMenuBarHorizontal.css /wp/wp-content/plugins/contact-form-7/includes/css/styles.css?ver=3.9.3 /wp/wp-content/themes/twentyten_kaisei/css/mobile-menu.css https://kaiseigakuen.jp/wp/wp-content/plugins/contact-form-7/includes/css/styles.css?ver=6.0.1 https://kaiseigakuen.jp/wp/wp-content/plugins/cf7-conditional-fields/style.css?ver=2.5.4 included in the page | |
| Minify JavaScript | Minify JavaScript tips for kaiseigakuen.jp: Minify JavaScript files automatically to cut down page load times considerably, directly improving website speed metrics like Lighthouse score and Core Web Vitals, which are vital for good SEO performance. |
| Minified: https://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js https://kaiseigakuen.jp/wp/wp-includes/js/jquery/jquery.min.js?ver=3.7.1 https://kaiseigakuen.jp/wp/wp-includes/js/jquery/jquery-migrate.min.js?ver=3.4.1 https://kaiseigakuen.jp/wp/wp-includes/js/dist/hooks.min.js?ver=4d63a3d491d11ffd8ac6 https://kaiseigakuen.jp/wp/wp-includes/js/dist/i18n.min.js?ver=5e580eb46a90c2b997e6 https://kaiseigakuen.jp/wp/wp-content/plugins/contact-form-7/includes/swv/js/index.js?ver=6.0.1 https://kaiseigakuen.jp/wp/wp-content/plugins/contact-form-7/includes/js/index.js?ver=6.0.1 https://kaiseigakuen.jp/wp/wp-content/plugins/dynamic-to-top/js/libs/jquery.easing.js?ver=1.3 https://kaiseigakuen.jp/wp/wp-content/plugins/dynamic-to-top/js/dynamic.to.top.min.js?ver=3.4.2 https://kaiseigakuen.jp/wp/wp-content/plugins/wp-jquery-lightbox/jquery.touchwipe.min.js?ver=1.4 https://kaiseigakuen.jp/wp/wp-content/plugins/wp-jquery-lightbox/jquery.lightbox.min.js?ver=1.4 Unminified: /wp/wp-content/themes/twentyten_kaisei/js/SpryMenuBar.js /wp/wp-content/themes/twentyten_kaisei/js/menu.js /wp/wp-content/themes/twentyten_kaisei/js/jquery.matchHeight.js https://kaiseigakuen.jp/wp/wp-content/plugins/cf7-conditional-fields/js/scripts.js?ver=2.5.4 https://kaiseigakuen.jp/wp/wp-content/themes/twentyten_kaisei/js/common.js detected during site scan | |
| Structured Data | Structured Data tips for kaiseigakuen.jp: For businesses heavily invested in customer reviews, Schema markup implementation for reviews is paramount; it ensures your aggregated rating and the quantity of reviews are accurately captured by search engines, prominently displaying this social proof in rich search results. |
| no structured data data for kaiseigakuen.jp 2026-08-14T11:51:28+00:00 | |
| CDN Usage | CDN Usage tips for kaiseigakuen.jp: Consider using a dedicated IP for your CDN to avoid potential throttling or IP-based restrictions that might impact your website's performance and reliability. |
| no cdn usage data for kaiseigakuen.jp 2026-08-14T11:51:28+00:00 | |
| SSL certificates | SSL certificates tips for kaiseigakuen.jp: SSL certificates are fundamental technical requirements for Progressive Web Apps (PWAs) and Single Page Applications (SPAs), ensuring secure API connections and protecting user data exchanged within these modern web experiences. |
| SSL is enabled on the website |
Estimated Traffic
| Minimum Daily Unique Visitors: | 2 539 |
| Minimum Daily Visits: | 2 967 |
| Minimum Daily Page Views: | 5 109 |
| Minimum Monthly Unique Visitors: | 76 170 |
| Minimum Monthly Visits: | 89 010 |
| Minimum Monthly Page Views: | 153 270 |
| Minimum Yearly Unique Visitors: | 914 040 |
| Minimum Yearly Visits: | 1 068 120 |
| Minimum Yearly Page Views: | 1 839 240 |
| Maximum Daily Unique Visitors: | 3 212 |
| Maximum Daily Visits: | 3 426 |
| Maximum Daily Page Views: | 5 782 |
| Maximum Monthly Unique Visitors: | 96 360 |
| Maximum Monthly Visits: | 102 780 |
| Maximum Monthly Page Views: | 173 460 |
| Maximum Yearly Unique Visitors: | 1 156 320 |
| Maximum Yearly Visits: | 1 233 360 |
| Maximum Yearly Page Views: | 2 081 520 |
Estimated Valuation
| Daily Revenue: | US$ 4 - 8 |
| Monthly Revenue: | US$ 120 - 240 |
| Yearly Revenue: | US$ 1 440 - 2 880 |
Estimated Worth
| Minimum: | US$ 2 160 |
| Maximum: | US$ 8 640 |
Similarly Ranked Sites
| Rank | Points | |
|---|---|---|
| 424 561 | 6 017 266 | |
| 424 562 | 6 017 266 | |
| 424 563 | 6 017 265 | |
| 424 564 | 6 017 265 | |
| 424 565 | 6 017 264 | |
| 424 566 | 6 017 264 | |
| 424 567 | 6 017 263 | |
| 424 568 | 6 017 263 | |
| 424 569 | 6 017 263 | |
| 424 570 | 6 017 262 | |
| 424 571 | 6 017 262 |