zeroni.fi
Observed Aug 2, 2026, 08:41 UTC (22h 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
Also usesGoogle Search Console
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zeroni.fi actually stands on - every host below is a signed observation
zeroni.fi
A / AAAA
216.150.1.1
unattributedserves the site
NS
ns1.eurodns.comns2.eurodns.comns3.eurodns.comns4.eurodns.com
eurodns.comanswers its DNS
MX
zeroni-fi.mail.protection.outlook.com
Microsoft 365receives its email
TLS
zeroni.fi
Let's Encryptissued its certificate
DNS Records
A 1
216.150.1.1
MX 1
10zeroni-fi.mail.protection.outlook.com
TXT 6
v=spf1 mx include:spf.cuuma.fi include:spf.protection.outlook.com include:sendgrid.net ip4:83.145.214.97 ip4:77.86.165.104 a:mx.cuuma.fi a:spf.cuuma.fi a:smtp.nebula.fi ip4:83.150.78.204 include:mailgun.org ~all6mlh2e7pprjdph8d69jtlsum4ogoogle-site-verification=0Y6fJxlBudnJLktsk51elKa9R2mELC7AvWMxmHXxHLsfohnpk5fe0fd71vh2ebt40icnMS=ms17949253clickup-verification=zqoPc/OEoaObQGV26pELBFbfAC6ubB1VJmcu2Kwf8
NS 4
ns1.eurodns.comns2.eurodns.comns3.eurodns.comns4.eurodns.com
SOA 1
ns1.eurodns.com hostmaster.eurodns.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
zeroni.fi |
C=US, O=Let's Encrypt, CN=YR1 | Mon, 21 Sep 2026 16:03:07 +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 (0)
None observed.
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_f737eba4b7186733- Output Hash
578ac1bddf2eb0062678b89890f422b9d65a6177d350d90a2aee43c0f815fc80- Signature
ed25519:6f60fafddbaab8b02770828831aff9fc732c25094792d5120588924c65310474c9dce75142dd6c9a5d8cb6f94ae16ab616ce8356c57440a369dc9d14a885c903- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast