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libretexts.org

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Found on any of its indexed pages. Each one lists every other site that uses it.

Analytics, ad and verification IDs in its source. Sites sharing one are usually run by the same people.

None found.

Email addresses, phone links and social profiles it publishes.

None found on its indexed pages.

From the response headers and meta tags of its homepage.

DNS, certificate and favicon, with when each was seen. Shared ones lead to the other sites behind them.

Addresses: 104.20.33.226only this site
172.66.163.119only this site
2606:4700:10::6814:21e2
2606:4700:10::ac42:a377
Mail (MX): alt1.aspmx.l.google.com1,175 other sites
alt2.aspmx.l.google.com1,169 other sites
alt3.aspmx.l.google.com600 other sites
alt4.aspmx.l.google.com594 other sites
aspmx.l.google.com1,180 other sites
Name servers: celine.ns.cloudflare.com1 other site
ridge.ns.cloudflare.com1 other site
Certificate issuer: C = US, O = Google Trust Services, CN = WE1
Valid until: Nov 22, 2026
Certificate: 44177c024648fabc0e4c256005cd1389only this site
Names it covers: davis.libretexts.org libretexts.org
Favicon: 37836906only this site
TXT records: 1password-site-verification=YDXLXEOPD5A4RIQ4DGBXTTLXAU
MS=24EEDA32A1B64093067F80942348F46B7C53AB15
atlassian-domain-verification=K5DMrg/KPVIJcji/XYQ5GaWR5qtDtay27IEufDV87yqJmqX4uKhjhgZxNMajMm2w
google-site-verification=ej-DagC8sD_MaouJikcyiz-sulM4oKdtg95K_XZJLjc

Who its ads.txt and app-ads.txt let sell its ad space directly. Sites sharing a seller account usually share an owner.

No ads.txt or app-ads.txt with direct sellers.

What it publishes for machines. Every version is archived.

What the archive holds about it.

Fetched 1 time since Oct 18, 2026, 1 successfully. The archive holds 1 distinct version of 1 page: every change is kept.

The most popular first.

No indexed site links here.

Other sites its pages link to, by how many of its pages do.