openstax.org
Its Domain Power Rank is relatively high.
- Global Rank
- #11,540
▲ 1,347
- Rank in TLD
- #1,341
▲ 140
- Referring Domains
- 4,550
▲ 538
- Avg. Referrer Power Rank
- 29.0
- Subdomains
- 25
- Domain age
- 15 yr 1 mo
Link Overview
- Avg. Referrer Power Rank
- 29.0
- Median Referrer Power Rank
- 25.0
- Referring Domains
- 4,550
- Linked Domains
- 4,760
Referring Domains by Power Rank
0–9 650
10–19 1,135
20–29 886
30–39 601
40–49 550
50–59 401
60–69 203
70–79 98
80–89 20
90–100 6
Total 4,550
Referring Domains
| Referring domain | Power Rank | Global Rank |
|---|---|---|
| google.com | 99.8 | #1 |
| godaddy.com | 94.7 | #13 |
| github.com | 93.6 | #19 |
| shopify.com | 92.5 | #28 |
| wikipedia.org | 91.8 | #34 |
| adobe.com | 90.7 | #43 |
| creativecommons.org | 88.0 | #76 |
| weebly.com | 87.4 | #85 |
| nih.gov | 87.1 | #91 |
| wikimedia.org | 85.2 | #150 |
Basic Information
- TLD
- .org
- Registration date
- 27 Sept 2011
- Last updated
- 12 Aug 2026
- Expires
- 27 Sept 2032 (2,153 days remaining)
- Domain statuses
- clientDeleteProhibited clientRenewProhibited clientTransferProhibited clientUpdateProhibited
- Registry
- Public Interest Registry (PIR)
- Registrar
- GoDaddy.com, LLC
Subdomain
accounts.openstax.organalytics-mcp.openstax.orgassets.openstax.orgbuyprint.openstax.orgcc.openstax.orgstaging.cms.openstax.orgexercises.openstax.orgelb.exercises.openstax.orgstaging.exercises.openstax.orgelb.staging.exercises.openstax.orghelp.openstax.orghstaging.openstax.orgimages.openstax.orgrope.k12.openstax.orglti-gateway.openstax.orgmerch.openstax.orgpages.openstax.orgram.openstax.orgchat.kinetic.sandbox.openstax.orgstaging.openstax.org
DNS
| Type | Name | TTL | Value |
|---|---|---|---|
| A | openstax.org | 60 | 18.238.25.87 |
| A | openstax.org | 60 | 18.238.25.62 |
| A | openstax.org | 60 | 18.238.25.12 |
| A | openstax.org | 60 | 18.238.25.44 |
| MX | openstax.org | 3600 | 10 aspmx.l.google.com |
| MX | openstax.org | 3600 | 20 alt1.aspmx.l.google.com |
| MX | openstax.org | 3600 | 20 alt2.aspmx.l.google.com |
| MX | openstax.org | 3600 | 30 aspmx2.googlemail.com |
| MX | openstax.org | 3600 | 30 aspmx3.googlemail.com |
| MX | openstax.org | 3600 | 30 aspmx4.googlemail.com |
| MX | openstax.org | 3600 | 30 aspmx5.googlemail.com |
| NS | openstax.org | 172800 | ns-1195.awsdns-21.org |
| NS | openstax.org | 172800 | ns-2027.awsdns-61.co.uk |
| NS | openstax.org | 172800 | ns-358.awsdns-44.com |
| NS | openstax.org | 172800 | ns-602.awsdns-11.net |
| SOA | openstax.org | 60 | ns-2027.awsdns-61.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400 |
| TXT | openstax.org | 3600 | 1password-site-verification=USDQ5N76BVCB5CXXBSZ34POROQ |
| TXT | openstax.org | 3600 | MS=ms58383868 |
| TXT | openstax.org | 3600 | anthropic-domain-verification-ewhe7h=S2BgAeCil3ayY972YJsaqRznM |
| TXT | openstax.org | 3600 | atlassian-domain-verification=IeWskTgDRHjMBD/AeaXlwcXbCXDdoqiNm6hPjtGUaSoBr/4xG7gqEm9788fEzLyZ |
| TXT | openstax.org | 3600 | facebook-domain-verification=qehn0rayh30a1mrjbmt6ncx7lf6evi |
| TXT | openstax.org | 3600 | google-site-verification=5P1KHg2sIon0NiYhjrIxuLk_EZtd2bdHOJwMh9DcyFc |
| TXT | openstax.org | 3600 | google-site-verification=h-yRpYjInlbkB3Sngplfqbq70q0CYVvoJ-w1070hHOM |
| TXT | openstax.org | 3600 | google-site-verification=kU898HQbWPBk88hCzxxput41Du008GyrmHuZ_0tu-XU |
| TXT | openstax.org | 3600 | ij7237pjdbunduigm3aog31coa |
| TXT | openstax.org | 3600 | pardot218812=cad18a59f84a76dac099a1090cfe14fb86bfda2f2f3b1049d3ca49550886ddb7 |
| TXT | openstax.org | 3600 | v=spf1 include:_spf.google.com include:amazonses.com include:spf1.formassembly.com include:_spf.salesforce.com include:aspmx.pardot.com ~all |
| TXT | openstax.org | 3600 | zapier-domain-verification-challenge=59ee21a1-c3d3-4c41-81c0-a6cffde575a5 |
Email Authentication
- MX
- Warning
We couldn't check every mail server hostname.
- SPF
- Valid
- DMARC
- Warning
DMARC is set to p=none, which does not ask receiving servers to quarantine or reject failing messages.
Some information is cached or comes from our own analysis, so it may not be current or complete. Our link analysis does not cover every link on the web. Metrics are based on our own methodology and should not be taken as definitive assessments of a domain’s or service’s quality or trustworthiness.