acadeu.com
Observed Jul 24, 2026, 18:10 UTC (15h 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.
Up right now
Runs onDigitalOcean
Email byGoogle Workspace
Secured byLet's Encrypt
Registered withAmazon Registrar, Inc.
1 subdomain · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat acadeu.com actually stands on - every host below is a signed observation
acadeu.com
A / AAAA
159.89.238.224
DigitalOceanserves the site
NS
ns-1252.awsdns-28.orgns-1742.awsdns-25.co.ukns-193.awsdns-24.comns-884.awsdns-46.net
awsdns-28.org + awsdns-25.co.uk + moreanswers its DNS
MX
aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx2.googlemail.com+1 more
Google Workspacereceives its email
TLS
acadeu.com
Let's Encryptissued its certificate
DNS Records
A 1
159.89.238.224
MX 5
10aspmx.l.google.com20alt1.aspmx.l.google.com20alt2.aspmx.l.google.com30aspmx2.googlemail.com30aspmx3.googlemail.com
TXT 2
v=spf1 include:_spf.google.com include:amazonses.com include:mail.zendesk.com ~allv=DMARC1; p=reject; pct=100; rua=mailto:postmaster@acadeu.com
NS 4
ns-1252.awsdns-28.orgns-1742.awsdns-25.co.ukns-193.awsdns-24.comns-884.awsdns-46.net
SOA 1
ns-884.awsdns-46.net awsdns-hostmaster.amazon.com
CAA 2
issue "letsencrypt.org"issue "pki.goog"
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
acadeu.com |
C=US, O=Let's Encrypt, CN=YR1 | Mon, 21 Sep 2026 03:02:29 +0000 |
YR1 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +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 receiptEd25519 Receipt
- Receipt ID
rcpt_1b3b8d19ee2f2aae- Output Hash
2731415e578850ce7f45f6185bb44936f84b4d354f106d015d31ff288ad63ae6- Signature
ed25519:25f656a02fbcc5d219d72de6d98edad814b3c1a640d69258586dfdccb3dd809d9d5cd04593d8f01b1979e3cf8ee65b65fd814955708e6c64b6e50f5f47a8be09- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast