refractiveindex.info
🖥 Status: up
🕒 Response Time: 1.028 sec
⬅️ Response Code: 200
Looking at the records, refractiveindex.info was tested for operability 26 times over the 1 776 days starting October 2, 2021. Refractiveindex.info was up 26 times during the course of the testing, with the most recent uptime occurring on June 30, 2026, responding with a code 200. No instances of inaccessibility incidents were found for refractiveindex.info through all tests as of August 14, 2026. As of August 14, 2026, it's confirmed that none of the received responses contain error statuses. Refractiveindex.info's average 1.116 seconds response time contrasted with its 1.028 seconds time on June 30, 2026.
26
Last Updated: June 30, 2026
Refractiveindex overview
- Domain
- refractiveindex.info
- Title
- RefractiveIndex.INFO - Refractive index database
- Main Topic
- RefractiveIndex.INFO
- E Site Status Rank
- 145 069
- Search Wikipedia
- refractiveindex.info
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Refractiveindex.info
status check request map as of August 14, 2026
Country report for refractiveindex.info as of August 14, 2026
| Other Countries | 100.00% | ||||||||
| 05:34 | |||||||||
| Site | Total Checks | Last Modified |
|---|---|---|
| 1 | August 14, 2026 | |
| 53 | February 6, 2021 | |
| 26 | October 2, 2021 | |
| 28 | November 15, 2024 | |
| 29 | November 22, 2024 |
Lachinseir.com | Refractiveindex.info | ||||
|---|---|---|---|---|---|
General SEO Report
| Page Title | Page Title tips for refractiveindex.info: Your website title's effectiveness in SEO is heavily dependent on its length and keyword placement, ideally under 60 characters. Starting with key terms helps search engines understand and rank your content accurately for relevant queries, attracting targeted traffic who are more likely to find your page useful. |
|---|---|
| RefractiveIndex.INFO - Refractive index database Length: 48 characters | |
| Meta Description | Meta Description tips for refractiveindex.info: Meta descriptions are not merely technicalities but are integral components of your content strategy, requiring careful crafting to accurately represent your page's content, optimize for relevant keywords, and entice users to click through, ultimately contributing significantly to your website's overall performance and ROI. |
| no meta description data for refractiveindex.info 2026-08-14T09:07:09+00:00 | |
| Meta Keywords | Meta Keywords tips for refractiveindex.info: Digital marketers and website owners should redirect their keyword strategy focus towards comprehensive content creation, thorough keyword research for target audience needs, and technical SEO improvements, rather than relying on deprecated tags. |
| no meta keywords data for refractiveindex.info 2026-08-14T09:07:09+00:00 | |
| Page Content | Page Content tips for refractiveindex.info: Integrate relevant, high-quality keywords naturally into the body and meta descriptions of page content while maintaining a high level of EAT and adhering strictly to SEO best practices for ethical search engine optimization. |
| Web Page Content Length: 36112 characters | |
| H1 Heading | H1 Heading tips for refractiveindex.info: Cleaning up orphan pages or ensuring all pages have a dedicated H1 header is part of site health auditing, directly addressing technical SEO gaps that could negatively impact overall crawl budget distribution and index coverage effectiveness. |
| RefractiveIndex.INFO Count: 1 heading tag | |
| H2 Headings | H2 Headings tips for refractiveindex.info: Design H2 headers using a clear, consistent typographical style distinct from H1s to maintain visual hierarchy and reinforce the content's logical flow and organization. |
| Optical constants of SiO 2 (Silicon dioxide, Silica, Quartz) Malitson 1965: n 0.21–6.7 µm Optical transmission calculator Fresnel reflection calculator Additional information Count: 4 heading tag | |
| H3 Headings | H3 Headings tips for refractiveindex.info: Customize your approach to H3 usage based on content type; detailed guides often rely heavily on H3 subsections to organize steps, features, or related concepts, improving overall comprehension. |
| Complex refractive index ( n+ik) [ i ] Derived optical constants Dispersion formula [ i ] Conditions Comments References Data Sample transmittance and reflectance Reflectance [ i ] Reflection phase [ i ] Brewster's angle [ i ] Critical angle [ i ] [ i ] About Silicon dioxide Count: 13 heading tag | |
| H4 Headings | H4 Headings tips for refractiveindex.info: Overusing multiple H4 tags in a row without H3 headers might confuse search engines about content organization, so ensure H4s are consistently used within a logical structure defined by higher-level headings. |
| Refractive index [ i ] Extinction coefficient [ i ] Relative permittivity (dielectric constants) [ i ] [ i ] Absorption coefficient [ i ] [ i ] Abbe number [ i ] Chromatic dispersion [ i ] Group index [ i ] [ i ] Group velocity dispersion [ i ] [ i ] [ i ] Transmittance of a freestanding sample in vacuum Reflectance of a freestanding sample in vacuum P-polarized S-polarized Non-polarized ( Rp+Rs )/2 Count: 13 heading tag | |
| H5-H6 Headings | H5-H6 Headings tips for refractiveindex.info: Using H5 headers for introductory blurbs within larger content blocks or feature sections can frame the context effectively, guiding the user's attention to key information points and reinforcing the primary message with clear visual and semantic cues. |
| no h5-h6 headings data for refractiveindex.info 2026-08-14T09:07:09+00:00 | |
| Image ALT Attributes | Image ALT Attributes tips for refractiveindex.info: Select concise yet informative alt text for each image, providing enough detail for context without unnecessary fluff, directly describing the subject, scene, or function of the image to aid screen reader users and search engine comprehension effectively. |
| no image alt attributes data for refractiveindex.info 2026-08-14T09:07:09+00:00 | |
| Robots.txt | Robots.txt tips for refractiveindex.info: Implementing the robots.txt file correctly is fundamental for guiding search engine bots effectively, preventing them from wasting crawl budget on irrelevant pages and thus improving the indexing of high-value public website content. |
| file robots.txt was found on the website | |
| XML Sitemap | XML Sitemap tips for refractiveindex.info: XML sitemaps are fundamental for new website launches or restructured sites; submitting them helps search engines quickly discover and index critical pages, accelerating visibility online. |
| no xml sitemap data for refractiveindex.info 2026-08-14T09:07:09+00:00 | |
| Page Size | Page Size tips for refractiveindex.info: Use modern HTML, minify CSS and JavaScript, defer parsing of images, and enable gzip/Brotli compression to drastically cut down your page's overall file size below 500KB. |
| page size: 35 kb | |
| Response Time | Response Time tips for refractiveindex.info: Enhance your website performance by focusing on response time; optimize backend processes, employ efficient coding practices, and leverage browser caching to significantly reduce server processing delays and improve overall site loading performance for better user satisfaction and SEO rankings. |
| response time: 1.116 sec | |
| Minify CSS | Minify CSS tips for refractiveindex.info: Failure to minify CSS files results in unnecessarily large file sizes, negatively affecting page load speed, user retention due to slow performance, and potentially harming your website's Core Web Vitals and overall search rankings. |
| Minified: styles.css include/lib/colorbox-1.6.4/example1/colorbox.css Unminified: https://fonts.googleapis.com/css?family=Reenie+Beanie included in the page | |
| Minify JavaScript | Minify JavaScript tips for refractiveindex.info: Integrate JavaScript minification into your deployment pipeline to guarantee that every visitor receives the most optimized version of your scripts, enhancing site speed and SEO performance consistently across all traffic sources. |
| Minified: https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-1620426998131226 https://cse.google.com/cse.js?cx=partner-pub-1620426998131226:sviha2837g5 include/lib/Highcharts-5.0.14/code/highcharts.js include/lib/Highcharts-5.0.14/code/modules/exporting.js include/lib/Highcharts-5.0.14/code/modules/export-data.js https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS_HTML include/lib/jquery-3.1.1.min.js include/lib/colorbox-1.6.4/jquery.colorbox-min.js include/misc.js?ver=2025-01-11 include/complex.js?ver=2025-01-11 include/nk.js?ver=2020-01-11 include/reflection.js?ver=2025-01-11 include/transmission.js?ver=2025-08-14 https://www.statcounter.com/counter/counter.js detected during site scan | |
| Structured Data | Structured Data tips for refractiveindex.info: Rich card markup, a form of schema used in website metadata primarily for reviews and articles, helps search engines display visually appealing information directly in search results, boosting click-through rates significantly. |
| no structured data data for refractiveindex.info 2026-08-14T09:07:09+00:00 | |
| CDN Usage | CDN Usage tips for refractiveindex.info: Configure your CDN to automatically compress resource files (GZIP/ Brotli) before transmission, further expediting load times across all devices and connection speeds, a vital consideration for mobile SEO and user experience optimization. |
| content is delivered via CDN | |
| SSL certificates | SSL certificates tips for refractiveindex.info: When setting up your SSL certificate, ensure your website's Mixed Content policy is correctly configured to prevent the loading of HTTP resources on HTTPS pages, avoiding mixed content errors that can trigger security warnings. |
| SSL is enabled on the website |
Estimated Traffic
| Minimum Daily Unique Visitors: | 14 532 |
| Minimum Daily Visits: | 16 984 |
| Minimum Daily Page Views: | 29 240 |
| Minimum Monthly Unique Visitors: | 435 960 |
| Minimum Monthly Visits: | 509 520 |
| Minimum Monthly Page Views: | 877 200 |
| Minimum Yearly Unique Visitors: | 5 231 520 |
| Minimum Yearly Visits: | 6 114 240 |
| Minimum Yearly Page Views: | 10 526 400 |
| Maximum Daily Unique Visitors: | 18 384 |
| Maximum Daily Visits: | 19 610 |
| Maximum Daily Page Views: | 33 092 |
| Maximum Monthly Unique Visitors: | 551 520 |
| Maximum Monthly Visits: | 588 300 |
| Maximum Monthly Page Views: | 992 760 |
| Maximum Yearly Unique Visitors: | 6 618 240 |
| Maximum Yearly Visits: | 7 059 600 |
| Maximum Yearly Page Views: | 11 913 120 |
Estimated Valuation
| Daily Revenue: | US$ 21 - 47 |
| Monthly Revenue: | US$ 630 - 1 410 |
| Yearly Revenue: | US$ 7 560 - 16 920 |
Estimated Worth
| Minimum: | US$ 11 340 |
| Maximum: | US$ 50 760 |
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