openstax.org website report
Authority, global rank, the websites that link to openstax.org, when it was registered and where it's hosted – free, from public data.
authority
global rank of 133,241,980
websites link to it
domain age
How strong is openstax.org?
openstax.org has an XKey authority of 49 out of 100, which makes it a well-established website. It ranks #12,868 of 133,241,980 websites by how central it is to the web's links – the top 0.01%. 3,968 different websites link to it.
Authority comes from Common Crawl's map of links between websites (July–September 2026): a site linked from many well-linked sites scores high. Google doesn't use this number, but it tracks the kind of link strength that helps pages rank. What is domain authority?
Which websites link to openstax.org?
The 50 strongest websites linking to openstax.org, by link strength (0–100). Select any one to see its own report.
| # | Website linking to it | Link strength |
|---|---|---|
| 1 | google.com | 99 |
| 2 | wikipedia.org | 88 |
| 3 | shopify.com | 84 |
| 4 | amazonaws.com | 83 |
| 5 | blogspot.com | 82 |
| 6 | github.com | 81 |
| 7 | nih.gov | 80 |
| 8 | adobe.com | 80 |
| 9 | github.io | 78 |
| 10 | weebly.com | 78 |
| 11 | medium.com | 78 |
| 12 | wikimedia.org | 77 |
| 13 | wixsite.com | 76 |
| 14 | creativecommons.org | 75 |
| 15 | harvard.edu | 75 |
| 16 | substack.com | 75 |
| 17 | openai.com | 72 |
| 18 | mit.edu | 72 |
| 19 | b-cdn.net | 72 |
| 20 | stanford.edu | 72 |
| 21 | nasa.gov | 71 |
| 22 | cbsnews.com | 71 |
| 23 | arxiv.org | 71 |
| 24 | mdpi.com | 71 |
| 25 | windows.net | 70 |
| 26 | frontiersin.org | 70 |
| 27 | uk.com | 70 |
| 28 | cambridge.org | 70 |
| 29 | berkeley.edu | 69 |
| 30 | vercel.app | 69 |
| 31 | plos.org | 68 |
| 32 | ed.gov | 68 |
| 33 | umich.edu | 67 |
| 34 | psu.edu | 67 |
| 35 | coursera.org | 67 |
| 36 | texas.gov | 67 |
| 37 | umn.edu | 66 |
| 38 | uchicago.edu | 66 |
| 39 | blog.google | 66 |
| 40 | nvidia.com | 66 |
| 41 | libsyn.com | 66 |
| 42 | ucla.edu | 66 |
| 43 | washington.edu | 65 |
| 44 | wisc.edu | 65 |
| 45 | livescience.com | 65 |
| 46 | appspot.com | 65 |
| 47 | qualtrics.com | 65 |
| 48 | herokuapp.com | 65 |
| 49 | utexas.edu | 65 |
| 50 | federalregister.gov | 64 |
Showing the strongest 50 of 3,968. Compare openstax.org with a competitor in the backlink checker.
When was openstax.org registered?
openstax.org was registered on 27 September 2011 through GoDaddy.com, LLC, and is paid up until 27 September 2032.
| Registered | 27 September 2011 |
|---|---|
| Expires | 27 September 2032 |
| Last updated | 12 August 2026 |
| Registrar | GoDaddy.com, LLC |
| Name servers | ns-1195.awsdns-21.org, ns-2027.awsdns-61.co.uk, ns-358.awsdns-44.com, ns-602.awsdns-11.net |
Straight from the domain registry. Owners' personal details are hidden by law, so to reach the owner use the website's own contact page or the registrar. Full record: WHOIS lookup.
Where is openstax.org hosted, and what is it built with?
We check the live website when you ask, so this page stays fast.
More free checks for openstax.org
- Full SEO check – about 50 checks for Google and AI search
- SSL checker – certificate and https
- DNS lookup and MX lookup
- Hosting checker and technology checker
- Domain age checker for up to 100 sites at once
Link data: Common Crawl web graph, July–September 2026. Registration data: the domain registry, checked 1 November 2026. Look up another website on the website report page.