projecteuclid.org
Observed Jul 18, 2026, 13:50 UTC (1d ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onIncapsula
Secured byGlobalSign
1 subdomain · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat projecteuclid.org actually stands on - every host below is a signed observation
projecteuclid.org
A / AAAA
107.154.79.14545.60.100.145
Incapsulaserves the site
NS
dns-auth-01.oit.duke.edudns-auth-02.oit.duke.edudns-nc1-01.oit.duke.edu
duke.eduanswers its DNS
MX
in1-smtp.messagingengine.comin2-smtp.messagingengine.com
messagingengine.comreceives its email
TLS
imperva.com
GlobalSign nv-saissued its certificate
DNS Records
A 2
107.154.79.14545.60.100.145
MX 2
10in1-smtp.messagingengine.com20in2-smtp.messagingengine.com
NS 3
dns-auth-01.oit.duke.edudns-auth-02.oit.duke.edudns-nc1-01.oit.duke.edu
SOA 1
dns-auth-01.oit.duke.edu datacom-hostmaster.duke.edu
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
imperva.com |
C=BE, O=GlobalSign nv-sa, CN=GlobalSign Atlas R46 DV TLS CA 2026 Q2 | Thu, 15 Oct 2026 20:20:03 +0000 |
GlobalSign Atlas R46 DV TLS CA 2026 Q2 |
C=BE, O=GlobalSign nv-sa, CN=GlobalSign Root R46 | Fri, 21 Jan 2028 00:00:00 +0000 |
GlobalSign Root R46 |
2.5.4.11=GlobalSign Root CA - R3, O=GlobalSign, CN=GlobalSign | Sun, 18 Mar 2029 00:00:00 +0000 |
Subdomains (1)
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 receiptPut the receipt on your own site. A live badge showing what DomainDrift observes and signs for projecteuclid.org. It updates itself. It attests a signed observation - not that the site is safe.
<a href="https://domaindrift.io/t/projecteuclid.org">
<img src="https://domaindrift.io/badge/projecteuclid.org.svg"
width="300" height="64" alt="DomainDrift signed observations for projecteuclid.org">
</a>
Ed25519 Receipt
- Receipt ID
b01ce4d6-ed96-415f-a9cd-90dec985d0a0- Output Hash
50198225910e3f7328ecbcc1c0f825a71994a648a2c480d7da2d601c01f38376- Signature
ed25519:9ab802bf4d29d5492bd3aa1c07bb3c5fb58a196f5a659d23de00117ae8887df1d98bbb2c771f085697b0f86df1be1e58ddc03e8190e90c1558584e080e4cb00a- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast