What powers openstax.org?
Last seen Jun 2026 · 58 technologies across 26 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| openstax | #1 | 15,000 |
| anatomy and physiology | #1 | 9,200 |
| periodic table | #56 | 5,300 |
| plasma membrane and cell membrane | #6 | 4,600 |
| e field equation | #1 | 4,500 |
| structure de lewis | #3 | 3,900 |
| lewis notation | #3 | 3,900 |
| work and energy theorem | #1 | 3,700 |
| projectile motion formula | #1 | 3,700 |
| projectile motion equations | #1 | 3,700 |
| cell and cell membrane | #7 | 3,500 |
| chinggis | #10 | 3,400 |
| biology textbook | #2 | 2,900 |
| lewis structure | #4 | 2,700 |
| lewis diagram | #4 | 2,700 |
| coulomb force constant | #2 | 2,400 |
| coulomb constant | #2 | 2,400 |
| social stratification | #2 | 2,400 |
| electrostatic force constant | #2 | 2,400 |
| electric force constant | #2 | 2,400 |
| lewis formula | #4 | 2,200 |
| fundamental law of calculus | #4 | 2,200 |
| operant psychology | #6 | 2,000 |
| ap biology textbook | #1 | 2,000 |
| friction formula | #2 | 2,000 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 77% desktop
- 21% phone
- 2% tablet
United States
Nigeria
India
Canada
Poland
Australia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.83 / 10 · ranked #10,213 of all domains
2,035 referring domains · OpenPageRank
Search traffic
555,500 est. monthly organic visits (US)
228,491 keywords in Google's top 30
Core Web Vitals
| LCP | 2.6 s |
| INP | 250 ms |
| CLS | 0.4 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Amazon CloudFront
- Weight: 3.0 MB · 161 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| openstax.org | 27 |
| kinetic.openstax.org | 26 |
| www.openstax.org | 24 |
| www2.openstax.org | 24 |
| accounts.openstax.org | 21 |
| status.openstax.org | 20 |
| merch.openstax.org | 17 |
| tutor.openstax.org | 12 |
| help.openstax.org | 8 |