rutgers.nl
Observed Jul 25, 2026, 11:33 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
Runs onPrevider B.V
Email byMicrosoft 365
Secured byLet's Encrypt
Also usesGoogle Search Console
IPv6 · 8 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat rutgers.nl actually stands on - every host below is a signed observation
rutgers.nl
A / AAAA
31.7.3.552a03:9700:8000:0:ab3f:c973:f44e:bb8d
Previder B.Vserves the site
NS
ns0.transip.netns1.transip.nlns2.transip.eu
transip.net + transip.nl + moreanswers its DNS
MX
rutgers-nl.mail.protection.outlook.com
Microsoft 365receives its email
TLS
aanbod.rutgers.nl
Let's Encryptissued its certificate
DNS Records
A 1
31.7.3.55
AAAA 1
2a03:9700:8000:0:ab3f:c973:f44e:bb8d
MX 1
0rutgers-nl.mail.protection.outlook.com
TXT 4
mandrill_verify.iDKnhOtU1K95LfQv_h6esggoogle-site-verification=VXRMa7AWkVtxyVSggz_dGEuuubbHkyRXTnGMU-oMUC0v=spf1 include:spf.protection.outlook.com include:spf.avetica.net ip6:2001:9a8:3b::/64 ip4:217.195.114.112 include:spf.mandrillapp.com include:sendgrid.net include:_spf.eu.messagegears.net include:_spf.psm.knowbe4.com include:spf.eu.signature365.net -allv=DMARC1; p=quarantine; rua=mailto:dmarc@vxcompany.uriports.com; ruf=mailto:dmarc@vxcompany.uriports.com; fo=1:d:s
NS 3
ns0.transip.netns1.transip.nlns2.transip.eu
SOA 1
ns0.transip.net hostmaster.transip.nl
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
aanbod.rutgers.nl |
C=US, O=Let's Encrypt, CN=E8 | Wed, 26 Aug 2026 12:36:59 +0000 |
E8 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Fri, 12 Mar 2027 23:59:59 +0000 |
Subdomains (8)
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_d2b19ebc7347c990- Output Hash
87dfe25857168d9083fdac9d41fefec4ab9e393ded7d5fb9ad215d4240a2b5ea- Signature
ed25519:e3fa8e24c10c9fe109ab1284b553bd85c1813b2f4bec68b94a9955cf4f04b5af4ce4c2d735b7918c3906b5ac1114c4c009c28605127e50e554bd221f00d9a507- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast