cleanb.jp
🖥 Status: up
🕒 Response Time: 0.691 sec
⬅️ Response Code: 200
Cleanb.jp had its availability checked 2 times during the 582 days from January 9, 2025, onward. Throughout all conducted assessments, cleanb.jp showcased functionality 2 times, with the most recent uptime on April 11, 2026, resulting in a code 200. Based on tests, there have been no reports of cleanb.jp becoming inoperable as of August 15, 2026. The replies that were received indicated that as of August 15, 2026, no error statuses were noted. On April 11, 2026, cleanb.jp had a response time of 0.691 seconds, with an average of 0.718 seconds.
2
Last Updated: April 11, 2026
Cleanb overview
- Domain
- cleanb.jp
- Title
- クリーンブックスグループ
- Description
- 学校図書館・公共図書館の選書のための専用サイトです。
- N Site Status Rank
- 443 648
- Search Wikipedia
- cleanb.jp
- Alternatives
- alternatives to cleanb.jp
- Recently checked
- himediatech.com
Cleanb.jp
status check request map as of August 15, 2026
Country report for cleanb.jp as of August 15, 2026
| Japan | 100.00% | ||||||||
| 09:28 | |||||||||
| Site | Total Checks | Last Modified |
|---|---|---|
| 7 | June 26, 2026 | |
| 12 | April 12, 2024 | |
| 2 | January 9, 2025 | |
| 1 | July 9, 2026 | |
| 8 | June 27, 2021 |
Goldenfrog.biz | Cleanb.jp | ||||
|---|---|---|---|---|---|
General SEO Report
| Page Title | Page Title tips for cleanb.jp: While keyword stuffing detracts from user experience and is penalized by search engines, a well-researched and naturally integrated title tag containing the main keyword offers the best balance for SEO effectiveness and content relevance. |
|---|---|
| クリーンブックスグループ Length: 36 characters | |
| Meta Description | Meta Description tips for cleanb.jp: Utilize your meta description to concisely summarize the page content, ensuring it clearly states the value proposition and incorporates your primary keyword near the beginning to enhance search engine visibility and encourage higher click-through rates from organic search results. |
| 学校図書館・公共図書館の選書のための専用サイトです。 Length: 78 characters | |
| Meta Keywords | Meta Keywords tips for cleanb.jp: Focus on thorough keyword research to identify terms with appropriate search volume and commercial intent, then strategically place these words throughout your content and utilize header tags for improved structure and readability. |
| no meta keywords data for cleanb.jp 2026-08-15T14:03:35+00:00 | |
| Page Content | Page Content tips for cleanb.jp: Differentiate page content from competitors by providing unique case studies, expert interviews, or proprietary data that builds brand authority and encourages user recommendations or sharing. |
| Web Page Content Length: 12076 characters | |
| H1 Heading | H1 Heading tips for cleanb.jp: The practice of diluting keywords across multiple headers harms focused SEO; concentrate your primary term in the page's single, authoritative H1 header. |
| no h1 heading data for cleanb.jp 2026-08-15T14:03:35+00:00 | |
| H2 Headings | H2 Headings tips for cleanb.jp: Consistent and logical usage of H2 headers throughout your website helps build content authority signals, demonstrating to search engines and users alike that your information is well-organized, comprehensive, and trustworthy. |
| no h2 headings data for cleanb.jp 2026-08-15T14:03:35+00:00 | |
| H3 Headings | H3 Headings tips for cleanb.jp: Vary your sentence structure and length within the text accompanying H3 headers to maintain reader interest; use these subheadings as strategic content breaks that summarize upcoming sections, encouraging users to continue reading. |
| no h3 headings data for cleanb.jp 2026-08-15T14:03:35+00:00 | |
| H4 Headings | H4 Headings tips for cleanb.jp: By segmenting related ideas and data points under clear H4 subheadings, you improve content density and topical relevance for specific user intents, thereby capturing more qualified search traffic effectively. |
| no h4 headings data for cleanb.jp 2026-08-15T14:03:35+00:00 | |
| H5-H6 Headings | H5-H6 Headings tips for cleanb.jp: Remember that H5 and H6 should follow logically from their parent headers (typically H2-H4), maintaining a consistent and intuitive content hierarchy structure. |
| no h5-h6 headings data for cleanb.jp 2026-08-15T14:03:35+00:00 | |
| Image ALT Attributes | Image ALT Attributes tips for cleanb.jp: Incorporate highly specific and descriptive language within your ALT attributes to help search engines grasp the context, subject, and importance of each image on your pages effectively. |
| no image alt attributes data for cleanb.jp 2026-08-15T14:03:35+00:00 | |
| Robots.txt | Robots.txt tips for cleanb.jp: While blocking access to duplicate or non-critical content via robots.txt can help consolidate ranking signals, ensure this is done correctly and doesn't block necessary variations or canonical alternatives improperly. |
| no robots.txt data for cleanb.jp 2026-08-15T14:03:35+00:00 | |
| XML Sitemap | XML Sitemap tips for cleanb.jp: For websites with thousands of pages, implement a sitemap index file to efficiently organize and submit multiple XML sitemap files directly to search engines, ensuring comprehensive coverage and streamlined management of your site's structure for indexing purposes. |
| no xml sitemap data for cleanb.jp 2026-08-15T14:03:35+00:00 | |
| Page Size | Page Size tips for cleanb.jp: Mobile users expect fast load times; keeping your HTML page size small prevents buffering, improves conversion rates, and helps maintain lower bounce rates essential for good SEO performance across all devices. |
| page size: 12 kb | |
| Response Time | Response Time tips for cleanb.jp: Employing Content Delivery Networks (CDNs) and edge caching significantly reduces geographical latency and server response time, ensuring lightning-fast page loads for a global audience regardless of location. |
| response time: 0.718 sec | |
| Minify CSS | Minify CSS tips for cleanb.jp: Minifying CSS through automated tools is crucial for accelerating page loads significantly on high-traffic websites, directly improving Core Web Vitals metrics like LCP and FID, which search engines heavily prioritize. |
| Minified: css/reset.css text.css?ver=1.0.1 https://use.fontawesome.com/releases/v5.6.1/css/all.css js/slick-theme.css js/slick.css Unminified: https://fonts.googleapis.com/css2?family=M+PLUS+Rounded+1c:wght@400;500;700&display=swap included in the page | |
| Minify JavaScript | Minify JavaScript tips for cleanb.jp: Automated minification tools, integrated into build processes or content delivery networks, consistently remove unnecessary code elements from JavaScript assets, significantly decreasing bandwidth consumption during page delivery and accelerating time-to-interactive for a superior user experience. |
| Minified: https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js https://cdnjs.cloudflare.com/ajax/libs/jquery-cookie/1.4.1/jquery.cookie.min.js js/slick.min.js js/main.js detected during site scan | |
| Structured Data | Structured Data tips for cleanb.jp: Develop a strategic plan to map your key content types and implement corresponding Schema.org vocabulary, maximizing the structured data's potential impact on search presence and organic traffic. |
| no structured data data for cleanb.jp 2026-08-15T14:03:35+00:00 | |
| CDN Usage | CDN Usage tips for cleanb.jp: Optimize your website's loading speed by selecting a reliable Content Delivery Network (CDN) that provides low-latency connections and efficient content caching, which is a direct ranking factor recognized by search engines. |
| content is delivered via CDN | |
| SSL certificates | SSL certificates tips for cleanb.jp: Integrating an SSL certificate is a foundational security best practice that prevents session hijacking or cookie theft by encrypting data transmitted between the user's browser and the web server, protecting user accounts. |
| SSL is enabled on the website |
Estimated Traffic
| Minimum Daily Unique Visitors: | 4 707 |
| Minimum Daily Visits: | 5 501 |
| Minimum Daily Page Views: | 9 471 |
| Minimum Monthly Unique Visitors: | 141 210 |
| Minimum Monthly Visits: | 165 030 |
| Minimum Monthly Page Views: | 284 130 |
| Minimum Yearly Unique Visitors: | 1 694 520 |
| Minimum Yearly Visits: | 1 980 360 |
| Minimum Yearly Page Views: | 3 409 560 |
| Maximum Daily Unique Visitors: | 5 955 |
| Maximum Daily Visits: | 6 352 |
| Maximum Daily Page Views: | 10 718 |
| Maximum Monthly Unique Visitors: | 178 650 |
| Maximum Monthly Visits: | 190 560 |
| Maximum Monthly Page Views: | 321 540 |
| Maximum Yearly Unique Visitors: | 2 143 800 |
| Maximum Yearly Visits: | 2 286 720 |
| Maximum Yearly Page Views: | 3 858 480 |
Estimated Valuation
| Daily Revenue: | US$ 7 - 15 |
| Monthly Revenue: | US$ 210 - 450 |
| Yearly Revenue: | US$ 2 520 - 5 400 |
Estimated Worth
| Minimum: | US$ 3 780 |
| Maximum: | US$ 16 200 |
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