From February 21, 2021, through the last 1 999 days until today, libretexts.org's accessibility has been checked 53 times. Libretexts.org was online 53 times out of all checks performed, as shown by the code 200 response on the latest test conducted on July 5, 2026. As of August 13, 2026, inspections revealed no instances of libretexts.org being unavailable. According to replies obtained, no errors were encountered in responses as of August 13, 2026. With 0.893 seconds being the average, libretexts.org recorded a response time of 0.331 seconds on July 5, 2026.
| Singapore | 50.00% | ||||||||
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| Site | Total Checks | Last Modified |
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| 31 | September 17, 2021 | |
| 19 | March 2, 2021 | |
| 53 | February 21, 2021 | |
| 33 | November 19, 2024 | |
| 19 | November 20, 2024 |
Xrentdvd.com | Libretexts.org | ||||
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| Page Title | Page Title tips for libretexts.org: Effective SEO hinges significantly on the quality of your website titles; they must be short, ideally less than 60 characters, contain high-value keywords relevant to the page's content, and be placed strategically to attract users searching for related terms, ensuring the title itself acts as a primary marketing tool and ranking signal. |
|---|---|
| Home | LibreTexts Length: 17 characters | |
| Meta Description | Meta Description tips for libretexts.org: Formatting your meta description with relevant emojis can visually break up text, add visual interest, and potentially convey meaning faster, making your snippet more appealing amidst the text-heavy search engine results page. |
| no meta description data for libretexts.org 2026-08-13T22:30:55+00:00 | |
| Meta Keywords | Meta Keywords tips for libretexts.org: Keyword research tools help find valuable terms to naturally weave into your content and site structure, bypassing the need for keyword stuffing in meta tags. |
| no meta keywords data for libretexts.org 2026-08-13T22:30:55+00:00 | |
| Page Content | Page Content tips for libretexts.org: Create comprehensive page content by researching specific subjects and synthesizing information into clear, valuable explanations; prioritize user intent by answering questions thoroughly, using readable language, formatting for scannability, and establishing thought leadership within the field. |
| Web Page Content Length: 60570 characters | |
| H1 Heading | H1 Heading tips for libretexts.org: For content-rich websites, strategically placing descriptive H1 headers above main sections or articles helps search engines prioritize and understand the page's key topics, improving semantic relevance and potentially distributing link equity more effectively across the website's content hierarchy. |
| 10 times the power at a fraction of the cost! Join a Global Community! Count: 2 heading tag | |
| H2 Headings | H2 Headings tips for libretexts.org: Strategic placement and keyword optimization of H2 tags can improve a website's SEO by signaling content hierarchy to search engine crawlers, making it easier for them to understand the page's topical relevance and the importance of the content contained within each section defined by these secondary headings. |
| LibreTexts is your go-to source for Training, Content, Development, and Technology for a ideal blend of Open Education Resources Upcoming Events What can LibreTexts Help with? Check out our Latest Blogs What Instructors say about us... Count: 5 heading tag | |
| H3 Headings | H3 Headings tips for libretexts.org: Think beyond just keywords; utilize H3 headers to improve the overall user experience by clearly defining each section's purpose and making your content more digestible and actionable. |
| 500 + 75 M+ 3000 + 300 K+ 1500 K+ Upcoming Events Count: 6 heading tag | |
| H4 Headings | H4 Headings tips for libretexts.org: Using an H4 header effectively organizes detailed information or distinct sub-topics within the broader structure of your webpage content, making your website more readable and accessible for users while also signaling clear content hierarchy to search engine crawlers analyzing page structure. |
| Main navigation Content Technology Development Training LibreTexts October 2025 Newsletter LibreTexts September 2025 Newsletter LibreTexts August 2025 Newsletter Pagination Quick Links Contact Us Footer Bottom Count: 12 heading tag | |
| H5-H6 Headings | H5-H6 Headings tips for libretexts.org: For websites with technical or academic content, incorporating H5-H6 tags can provide the necessary depth and specificity required by the target audience. |
| Webinar: Introduction to ADAPT Webinar: Teaching and Companion Resources: LibreTexts Commons as a Repository for Ancillary Materials Textbook Libraries Homework/Assessment Interactive Learning Materials Cristina Moon, Ph.D. Rachel Fleming Armeda Reitzel Paul Seeburger Dr. Larry Green Ying Liu Cristina Moon Brian Lindshield Shelli Wynants Faculty Information: Count: 15 heading tag | |
| Image ALT Attributes | Image ALT Attributes tips for libretexts.org: Duplicate ALT attribute text across multiple images on the same page or site dilutes your SEO potential and hinders user experience for screen reader users, so ensure each ALT description is unique and contextually relevant to its specific location. |
| no image alt attributes data for libretexts.org 2026-08-13T22:30:55+00:00 | |
| Robots.txt | Robots.txt tips for libretexts.org: While robots.txt cannot directly prevent hotlinking (embedding your images), allowing access via the file might inadvertently assist attackers in locating vulnerable files, so consider using other security headers or captchas instead. |
| file robots.txt was found on the website | |
| XML Sitemap | XML Sitemap tips for libretexts.org: Integrating your XML sitemap URL into Google Search Console allows you to monitor its effectiveness, receive notifications for crawl errors potentially affecting sitemap indexing, and gain deeper technical insights to improve your site's overall performance for various search queries. |
| no xml sitemap data for libretexts.org 2026-08-13T22:30:55+00:00 | |
| Page Size | Page Size tips for libretexts.org: Using modern image formats like WebP instead of traditional JPEG or PNG can dramatically reduce page size, improving loading speed for both desktop and mobile visitors. |
| page size: 59 kb | |
| Response Time | Response Time tips for libretexts.org: Accelerated mobile page (AMP) versions, while separate pages, can sometimes inadvertently affect the perceived response time of the main website; ensure both desktop and mobile experiences are optimized for speed across all user touchpoints for comprehensive performance. |
| response time: 0.893 sec | |
| Minify CSS | Minify CSS tips for libretexts.org: Accelerate your website's loading performance by enabling automatic CSS minification during deployment, which efficiently trims unused whitespace, comments, and redundant code from style sheets, improving Core Web Vitals. |
| Minified: /modules/contrib/paragraphs/css/paragraphs.unpublished.css?sz83xb /themes/contrib/bootstrap_barrio/css/components/progress.css?sz83xb /libraries/bootstrap/dist/css/bootstrap.min.css?sz83xb /themes/custom/edu_care/assets/vendor/css/fancy-box/fancybox.css?sz83xb /themes/custom/edu_care/assets/vendor/css/owl-carousel/owl.carousel.min.css?sz83xb /themes/custom/edu_care/assets/vendor/css/owl-carousel/owl.theme.default.min.css?sz83xb /themes/custom/edu_care/assets/vendor/css/swiper/swiper-bundle.min.css?sz83xb /themes/custom/edu_care/css/custom.css?sz83xb Unminified: /core/modules/system/css/components/align.module.css?sz83xb /core/modules/system/css/components/fieldgroup.module.css?sz83xb /core/modules/system/css/components/container-inline.module.css?sz83xb /core/modules/system/css/components/clearfix.module.css?sz83xb /core/modules/system/css/components/details.module.css?sz83xb /core/modules/system/css/components/hidden.module.css?sz83xb /core/modules/system/css/components/item-list.module.css?sz83xb /core/modules/system/css/components/js.module.css?sz83xb /core/modules/system/css/components/nowrap.module.css?sz83xb /core/modules/system/css/components/position-container.module.css?sz83xb /core/modules/system/css/components/reset-appearance.module.css?sz83xb /core/modules/system/css/components/resize.module.css?sz83xb /core/modules/system/css/components/system-status-counter.css?sz83xb /core/modules/system/css/components/system-status-report-counters.css?sz83xb /core/modules/system/css/components/system-status-report-general-info.css?sz83xb /core/modules/system/css/components/tablesort.module.css?sz83xb /core/modules/views/css/views.module.css?sz83xb /modules/contrib/addtoany/css/addtoany.css?sz83xb /themes/contrib/bootstrap_barrio/css/components/variables.css?sz83xb /themes/contrib/bootstrap_barrio/css/components/user.css?sz83xb /themes/contrib/bootstrap_barrio/css/components/node.css?sz83xb /themes/contrib/bootstrap_barrio/fonts/dosis_opensans.css?sz83xb //fonts.googleapis.com/css?family=Open+Sans|Dosis:400,800 /themes/contrib/bootstrap_barrio/css/components/affix.css?sz83xb /themes/contrib/bootstrap_barrio/css/components/book.css?sz83xb /themes/contrib/bootstrap_barrio/css/components/contextual.css?sz83xb /themes/contrib/bootstrap_barrio/css/components/feed-icon.css?sz83xb /themes/contrib/bootstrap_barrio/css/components/field.css?sz83xb and 29 more... included in the page | |
| Minify JavaScript | Minify JavaScript tips for libretexts.org: Minify JavaScript source code across your entire website platform to significantly shrink file sizes and accelerate page load times, directly contributing to improved Core Web Vitals metrics and higher search engine ranking positions. |
| Minified: https://cdn.libretexts.net/libreone-launchpad-widget.min.js https://cdn.libretexts.net/libretexts-support-widget.min.js /cdn-cgi/scripts/5c5dd728/cloudflare-static/email-decode.min.js /core/assets/vendor/jquery/jquery.min.js?v=3.7.1 /core/assets/vendor/once/once.min.js?v=1.0.1 https://static.addtoany.com/menu/page.js /libraries/popper/popper.min.js?sz83xb /libraries/bootstrap/dist/js/bootstrap.min.js?sz83xb /themes/custom/edu_care/assets/vendor/js/fancy-box/fancybox.js?v=10.4.6 /themes/custom/edu_care/assets/vendor/js/owl-carousel/owl.carousel.min.js?v=10.4.6 /themes/custom/edu_care/assets/vendor/js/clipboard/clipboard.min.js?v=10.4.6 /themes/custom/edu_care/assets/vendor/js/swiper/swiper-bundle.min.js?v=10.4.6 /themes/custom/edu_care/assets/vendor/js/isotope/isotope.pkgd.min.js?v=10.4.6 /themes/custom/edu_care/assets/vendor/js/purecounter/dist/purecounter_vanilla.js?v=10.4.6 Unminified: /core/misc/drupalSettingsLoader.js?v=10.4.6 /core/misc/drupal.js?v=10.4.6 /core/misc/drupal.init.js?v=10.4.6 /modules/contrib/addtoany/js/addtoany.js?v=10.4.6 /themes/contrib/bootstrap_barrio/js/barrio.js?v=10.4.6 /themes/custom/edu_care/assets/vendor/js/isotope/imagesloaded.pkgd.js?v=10.4.6 /themes/custom/edu_care/js/global.js?v=10.4.6 detected during site scan | |
| Structured Data | Structured Data tips for libretexts.org: Accurately defining the publisher, organization, or author within your website's schema metadata establishes credibility, helps in branding, and can influence content trust signals picked up by search algorithms. |
| no structured data data for libretexts.org 2026-08-13T22:30:55+00:00 | |
| CDN Usage | CDN Usage tips for libretexts.org: Using a CDN effectively involves caching static assets such as CSS, JavaScript, HTML fragments, images, and other media files closer to the user; this strategy is key to improving website performance and scalability significantly. |
| content is delivered via CDN | |
| SSL certificates | SSL certificates tips for libretexts.org: Implementing a robust SSL certificate is fundamental for securing your website's data transmission, ensuring encrypted connections between users and your servers, which is increasingly critical for maintaining user trust in an era of heightened cybersecurity threats. |
| SSL is enabled on the website |
| Minimum Daily Unique Visitors: | 143 547 |
| Minimum Daily Visits: | 167 760 |
| Minimum Daily Page Views: | 288 823 |
| Minimum Monthly Unique Visitors: | 4 306 410 |
| Minimum Monthly Visits: | 5 032 800 |
| Minimum Monthly Page Views: | 8 664 690 |
| Minimum Yearly Unique Visitors: | 51 676 920 |
| Minimum Yearly Visits: | 60 393 600 |
| Minimum Yearly Page Views: | 103 976 280 |
| Maximum Daily Unique Visitors: | 181 595 |
| Maximum Daily Visits: | 193 702 |
| Maximum Daily Page Views: | 326 872 |
| Maximum Monthly Unique Visitors: | 5 447 850 |
| Maximum Monthly Visits: | 5 811 060 |
| Maximum Monthly Page Views: | 9 806 160 |
| Maximum Yearly Unique Visitors: | 65 374 200 |
| Maximum Yearly Visits: | 69 732 720 |
| Maximum Yearly Page Views: | 117 673 920 |
| Daily Revenue: | US$ 208 - 467 |
| Monthly Revenue: | US$ 6 240 - 14 010 |
| Yearly Revenue: | US$ 74 880 - 168 120 |
| Minimum: | US$ 112 320 |
| Maximum: | US$ 504 360 |
| Rank | Points | |
|---|---|---|
| 15 784 | 13 032 988 | |
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| 15 792 | 13 032 980 | |
| 15 793 | 13 032 979 | |
| 15 794 | 13 032 978 |