revalidatie.nl
Observed Jul 26, 2026, 06:17 UTC (6d 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
Email byMicrosoft 365
Secured byLet's Encrypt
IPv6 · 1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat revalidatie.nl actually stands on - every host below is a signed observation
revalidatie.nl
A / AAAA
87.233.83.352001:9a8:0:86:87:233:83:35
2001serves the site
NS
ns0.transip.netns1.transip.nlns2.transip.eu
transip.net + transip.nl + moreanswers its DNS
MX
revalidatie-nl.mail.protection.outlook.com
Microsoft 365receives its email
TLS
revalidatie.nl
Let's Encryptissued its certificate
DNS Records
A 1
87.233.83.35
AAAA 1
2001:9a8:0:86:87:233:83:35
MX 1
0revalidatie-nl.mail.protection.outlook.com
TXT 3
MS=ms88100125v=spf1 a mx include:spf.protection.outlook.com include:spf.routit.net ip4:84.246.31.173 ip4:84.246.31.174 include:spf.mailjet.com include:spf_servers.yard.nl include:spf_cluster.yard.nl include:mailgun.org ~allv=DMARC1; p=reject; rua=mailto:dmarcreports@d2-pc.nl; ruf=mailto:dmarcreports@d2-pc.nl; aspf=r; adkim=r;
NS 3
ns0.transip.netns1.transip.nlns2.transip.eu
SOA 1
ns0.transip.net hostmaster.transip.nl
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
revalidatie.nl |
C=US, O=Let's Encrypt, CN=R13 | Mon, 17 Aug 2026 03:13:20 +0000 |
R13 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Fri, 12 Mar 2027 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_eae5ef4adcdef208- Output Hash
e8ba4d7d8a1dec3aebf968f53ee6e881ba654176a7b5e66be775b5523e481112- Signature
ed25519:0b51e223aa806e892a809c5227bc4a4edce0ea88b916cc0962399ccca7bb0d51cad3779b95318f2a6a72080520a97e0ffc7e601c76cbb5145fc642ce9238860a- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast