In the past 1 714 days starting from December 7, 2021, hoc24.vn's availability has been checked 12 times. Hoc24.vn has been operational 12 times out of all checks, with the most recent successful check occurring on July 5, 2026, with a 200 status code. Hoc24.vn faced no inaccessibility based on all reviews performed as of August 18, 2026. Responses obtained as of August 18, 2026, have been confirmed as not containing any error statuses. Averaging 2.356 seconds, hoc24.vn had a response time of 1.559 seconds on July 5, 2026.
| Canada | 100.00% | ||||||||
| 16:43 | |||||||||
| Site | Total Checks | Last Modified |
|---|---|---|
| 21 | October 8, 2021 | |
| 32 | March 21, 2024 | |
| 12 | December 7, 2021 | |
| 15 | December 21, 2022 | |
| 10 | November 20, 2024 |
Giftofcuriosity.com | Hoc24.vn | ||||
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| Page Title | Page Title tips for hoc24.vn: For optimal SEO performance, your website title must be compelling and descriptive, including the main keyword cluster early on, stay within the recommended character limits to prevent important information from being cut off, and encourage users to click by hinting strongly at what they will find upon visiting. |
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| Nền tảng học trực tuyến, học online, hỏi đáp học tập <b>Length:</b> 78 characters | |
| Meta Description | Meta Description tips for hoc24.vn: The meta description complements other HTML elements, particularly title tags, creating a cohesive headline and summary that accurately reflect content relevance and work together to optimize both SEO potential and user engagement metrics. |
| Hoc24.vn là nền tảng học trực tuyến cung cấp các khóa học phong phú, bài giảng video, bài tập, giúp học sinh nâng cao kiến thức và kỹ năng học tập hiệu quả. <b>Length:</b> 253 characters | |
| Meta Keywords | Meta Keywords tips for hoc24.vn: While meta keywords were once a standard part of SEO, their complete dismissal by search engines means they no longer contribute to a website's position in relevant search results. |
| no meta keywords data for hoc24.vn 2026-08-18T13:48:05+00:00 | |
| Page Content | Page Content tips for hoc24.vn: Ensure each page's content is meticulously structured for optimal readability with clear headings, subheadings, bullet points, and short paragraphs, which aids user comprehension and aligns with SEO best practices. |
| <b>Web Page Content Length:</b> 192802 characters | |
| H1 Heading | H1 Heading tips for hoc24.vn: The H1 header is crucial for search engine optimization, serving as the primary topic indicator that helps crawlers understand the page's main subject matter effectively. |
| Nền tảng học trực tuyến, học online, hỏi đáp học tập dành cho học sinh Việt Nam <b>Count:</b> 1 heading tag | |
| H2 Headings | H2 Headings tips for hoc24.vn: When optimizing for SEO, ensure your H2 tag text is concise yet descriptive enough to accurately represent the section content below it, avoiding keyword stuffing while incorporating semantic variations. |
| Lớp học Hỏi đáp online <b>Count:</b> 2 heading tag | |
| H3 Headings | H3 Headings tips for hoc24.vn: Ensure all H3 headers are concise, scannable, and accurately reflect the specific content contained within the subsequent text block to maintain user engagement and clarity. |
| Lớp 12 Lớp 11 Lớp 10 Lớp 9 Lớp 8 Lớp 7 Lớp 6 Lớp 5 Lớp 4 Lớp 3 Lớp 2 Lớp 1 Toán Vật lý Hóa học Sinh học Ngữ văn Tiếng anh Lịch sử Địa lý Tin học Công nghệ and 11 more... <b>Count:</b> 23 heading tag | |
| H4 Headings | H4 Headings tips for hoc24.vn: H4 tags contribute to mobile responsiveness by clearly defining content areas, helping responsive CSS layouts adapt correctly on smaller screens and improving the overall mobile user experience. |
| no h4 headings data for hoc24.vn 2026-08-18T13:48:05+00:00 | |
| H5-H6 Headings | H5-H6 Headings tips for hoc24.vn: Using descriptive text within H5 and H6 tags helps define content scope for users, contributing to better user experience and clearer context within the page structure. |
| no h5-h6 headings data for hoc24.vn 2026-08-18T13:48:05+00:00 | |
| Image ALT Attributes | Image ALT Attributes tips for hoc24.vn: Never omit alt attributes; even for decorative images, use concise empty alt attributes (`alt=""`) to inform screen readers they are not essential for content understanding. |
| no image alt attributes data for hoc24.vn 2026-08-18T13:48:05+00:00 | |
| Robots.txt | Robots.txt tips for hoc24.vn: The robots.txt specification, governed by the robots.txt Working Group and standardized as RFC 5988, provides a standardized method for websites to communicate with automated bots about which parts of their site can be crawled, promoting ethical web crawling practices and offering a basic mechanism for controlling public access to website resources without requiring complex authentication. |
| file <b>robots.txt</b> was found on the website | |
| XML Sitemap | XML Sitemap tips for hoc24.vn: Correct syntax and adherence to XML sitemap standards (including proper URL encoding, date formats, and namespace declaration) are critical to prevent parsing errors, ensuring your sitemap is fully utilized by search engine bots. |
| no xml sitemap data for hoc24.vn 2026-08-18T13:48:05+00:00 | |
| Page Size | Page Size tips for hoc24.vn: Incorporating server-side rendering or techniques to deliver only essential CSS/JavaScript initially can dramatically reduce the initial page size payload, making your website immediately usable even for slow connections. |
| page size: <b>188 kb</b> | |
| Response Time | Response Time tips for hoc24.vn: Enhance user satisfaction and dwell time by significantly reducing server processing delays, achieved through optimized database schemas, efficient backend scripting, and scalable server infrastructure. |
| response time: <b>2.356 sec</b> | |
| Minify CSS | Minify CSS tips for hoc24.vn: Implement a CSS minification strategy that removes whitespace, comments, and dead code from every stylesheet on your website, significantly shrinking file sizes, boosting load speed across all devices, and positively impacting Core Web Vitals like LCP, which search engines use for ranking. |
| Minified: https://hoc24.vn/css/style.css?v=1760630016 https://hoc24.vn/css/app.css?v=1760630016 https://hoc24.vn/css/core.css?v=1760630016 https://hoc24.vn/vendor/jquery-confirm/jquery-confirm.min.css?v=1760630016 Unminified: https://fonts.googleapis.com/css?family=Baloo|Open+Sans:400,700|Muli:400,500,700&subset=vietnamese included in the page | |
| Minify JavaScript | Minify JavaScript tips for hoc24.vn: For websites heavily reliant on JavaScript functionality, effective minification by removing unused whitespace, comments, and formatting elements is vital for ensuring quick script loading, smooth interactivity, improved performance metrics, and higher search rankings. |
| Minified: https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-7325137874728698 https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js https://hoc24.vn/vendor/feather/feather.min.js?v=1760630016 https://cdnjs.cloudflare.com/ajax/libs/webui-popover/1.2.18/jquery.webui-popover.min.js https://cdnjs.cloudflare.com/ajax/libs/izitoast/1.4.0/js/iziToast.min.js https://hoc24.vn/js/app.js?v=1760630016 https://hoc24.vn/vendor/cke24/ckeditor.js?v=1760630016 https://hoc24.vn/vendor/cke24/adapters/jquery.js?v=1760630016 https://hoc24.vn/vendor/jquery-confirm/jquery-confirm.min.js?v=1760630016 https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.2/MathJax.js?config=TeX-MML-AM_CHTML https://hoc24.vn/vendor/compressor.min.js?v=1760630016 https://hoc24.vn/js/discuss/echo-discuss.js?v=1760630016 https://hoc24.vn/js/discuss.js?v=1760630016 https://hoc24.vn/js/modules/olmeditor/index.js?v=1760630016 //aj1559.online/ba298f04.js Unminified: https://hoc24.vn/js/main.js?v=1760630016 https://hoc24.vn/js/global.js?v=1760630016 https://hoc24.vn/js/home.js?v=1760630016 detected during site scan | |
| Structured Data | Structured Data tips for hoc24.vn: The schema.org website offers an extensive library of markup types tailored to various industries and content formats; identify the most appropriate schema for each page to maximize search engine understanding. |
| no structured data data for hoc24.vn 2026-08-18T13:48:05+00:00 | |
| CDN Usage | CDN Usage tips for hoc24.vn: Optimize your website's performance further by leveraging your CDN's ability to serve content over HTTP/2 or HTTP/3, which allows for multiplexing requests and significantly improves the loading speed of resource-heavy webpages, especially those with numerous assets like high-resolution images. |
| content is <b>delivered via CDN</b> | |
| SSL certificates | SSL certificates tips for hoc24.vn: Migrating your website from HTTP to HTTPS using a valid SSL certificate is critical for online security, preventing sensitive data interception, and enhancing your site's credibility with both users and search engine algorithms. |
| <b>SSL is enabled</b> on the website |
| Minimum Daily Unique Visitors: | 20 919 |
| Minimum Daily Visits: | 24 448 |
| Minimum Daily Page Views: | 42 091 |
| Minimum Monthly Unique Visitors: | 627 570 |
| Minimum Monthly Visits: | 733 440 |
| Minimum Monthly Page Views: | 1 262 730 |
| Minimum Yearly Unique Visitors: | 7 530 840 |
| Minimum Yearly Visits: | 8 801 280 |
| Minimum Yearly Page Views: | 15 152 760 |
| Maximum Daily Unique Visitors: | 26 464 |
| Maximum Daily Visits: | 28 228 |
| Maximum Daily Page Views: | 47 636 |
| Maximum Monthly Unique Visitors: | 793 920 |
| Maximum Monthly Visits: | 846 840 |
| Maximum Monthly Page Views: | 1 429 080 |
| Maximum Yearly Unique Visitors: | 9 527 040 |
| Maximum Yearly Visits: | 10 162 080 |
| Maximum Yearly Page Views: | 17 148 960 |
| Daily Revenue: | US$ 30 - 68 |
| Monthly Revenue: | US$ 900 - 2 040 |
| Yearly Revenue: | US$ 10 800 - 24 480 |
| Minimum: | US$ 16 200 |
| Maximum: | US$ 73 440 |
| Site | Rank | Points |
|---|---|---|
| 133 609 | 14 890 351 | |
| 133 610 | 14 890 350 | |
| 133 611 | 14 890 349 | |
| 133 612 | 14 890 348 | |
| 133 613 | 14 890 346 | |
| 133 614 | 14 890 345 | |
| 133 615 | 14 890 344 | |
| 133 616 | 14 890 343 | |
| 133 617 | 14 890 342 | |
| 133 618 | 14 890 341 | |
| 133 619 | 14 890 340 |