duunissa.fi
Observed Jul 27, 2026, 14:38 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.
Up right now
Email bySendGrid
Secured byLet's Encrypt
Also usesGoogle Search Console
1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat duunissa.fi actually stands on - every host below is a signed observation
duunissa.fi
A / AAAA
95.217.75.9765.108.71.33
unattributedserves the site
NS
ns2.zoner.fins3.zoner.fins1.zoner.fi
zoner.fianswers its DNS
MX
mailscanner02.zoner.fimailscanner01.zoner.fi
SendGridreceives its email
TLS
duunissa.fi
Let's Encryptissued its certificate
DNS Records
A 2
95.217.75.9765.108.71.33
MX 2
10mailscanner02.zoner.fi10mailscanner01.zoner.fi
TXT 4
google-site-verification=SxtiiWKwm81lGMNMbFrlCBwM3UDpf0MX9tlHGRV04q0v=spf1 a mx include:spf.zoner.fi include:sendgrid.net include:mail.zendesk.com ~allgoogle-site-verification=5WYM-9gN1EatkBxN2BN3U_obYfDE207enIv8AO60WNUv=DMARC1; p=none;
NS 3
ns2.zoner.fins3.zoner.fins1.zoner.fi
SOA 1
ns1.zoner.fi hostmaster.duunissa.fi
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
duunissa.fi |
C=US, O=Let's Encrypt, CN=YE1 | Sat, 26 Sep 2026 03:09:32 +0000 |
YE1 |
C=US, O=ISRG, CN=Root YE | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YE |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X2 |
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_bde7129c7d9ec5bb- Output Hash
d256279c049f60255eefd3367504ebdc0ce4c4ea595074c98606a812f6e96dc0- Signature
ed25519:356f64dd6e90773be78351ce0b957b78365e2c1fc762444b5cae3daeab199ef4b17033ccb57c310f75e63206317c1f2d448de8d2c11d964ad0819c262b67280f- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast