ebrary.com

Observed Jul 27, 2026, 22:03 UTC (4d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.

Verify this receipt yourself + Watch this domain

Up right now

Runs onCloudflare

Email byMicrosoft 365

Secured byGoogle Trust Services

tranco

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat ebrary.com actually stands on - every host below is a signed observation

ebrary.com

A / AAAA

172.64.148.32104.18.39.224

Cloudflareserves the site

connie.ns.cloudflare.commiles.ns.cloudflare.com

cloudflare.comanswers its DNS

ebrary-com.mail.protection.outlook.com

Microsoft 365receives its email

TLS

ebrary.com

Google Trust Servicesissued its certificate

DNS Records

A 2

172.64.148.32
104.18.39.224

MX 1

10ebrary-com.mail.protection.outlook.com

TXT 4

MS=ms33289169
eqVtPdjcbtUlBB2TZnFp39HkLroEIu2c67tWal+egHs3CORqvWb+Ry9LzmEPR2ck2dEZnKcsokDBJrkyGdcdFg==
v=spf1 include:spf.protection.outlook.com ip4:216.200.62.0/24 ip4:185.132.180.42 ip4:74.121.49.174 ip4:165.215.0.0/16 ip4:216.136.162.64/26 ip4:208.70.245.125 ip4:208.70.245.245 include:spf-a.ebrary.com include:spf-b.ebrary.com -all
v=DMARC1; p=none; rua=mailto:dmarc-aggregate@clarivate.com; ruf=mailto:dmarc-reports@clarivate.com; fo=1

NS 2

connie.ns.cloudflare.com
miles.ns.cloudflare.com

SOA 1

connie.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (3)

Common Name	Issuer	Expires
`ebrary.com`	C=US, O=Google Trust Services, CN=WE1	Tue, 20 Oct 2026 01:26:32 +0000
`WE1`	C=US, O=Google Trust Services LLC, CN=GTS Root R4	Tue, 20 Feb 2029 14:00:00 +0000
`GTS Root R4`	C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA	Fri, 28 Jan 2028 00:00:42 +0000

Subdomains (0)

None observed.

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for ebrary.com. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/ebrary.com">
  <img src="https://domaindrift.io/badge/ebrary.com.svg"
       width="300" height="64" alt="DomainDrift signed observations for ebrary.com">
</a>

Ed25519 Receipt

Receipt ID: rcpt_811eb2d10d9254f8
Output Hash: 80b405e4ad6b2fc34136a27726ee0dc6b4699ae582ae0ee5ba301e310f45a9e2
Signature: ed25519:b9872a9ea279ec8a8e9f6e67f1e38edf0eb5486ca5d8fd9cb8200726f5dec9756a054e9df6a766c61ab32b331d76e8283eae0e145e04b4c2c4977e9d6a003a0d
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/ebrary.com