alfa.fi
Observed Jul 24, 2026, 15:12 UTC (14h 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
Secured byLet's Encrypt
IPv6 · 2 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat alfa.fi actually stands on - every host below is a signed observation
alfa.fi
A / AAAA
212.7.8.1762001:1b28:4::8:176
2001serves the site
NS
ns1.ratesolutions.euns2.ratesolutions.eu
ratesolutions.euanswers its DNS
MX
mail.ratesolutions.eu
ratesolutions.eureceives its email
TLS
www.alfa.fi
Let's Encryptissued its certificate
DNS Records
A 1
212.7.8.176
AAAA 1
2001:1b28:4::8:176
MX 1
10mail.ratesolutions.eu
TXT 2
v=spf1 redirect=_spf1.ratesolutions.euv=DMARC1; p=reject; aspf=s;
NS 2
ns1.ratesolutions.euns2.ratesolutions.eu
SOA 1
ns1.ratesolutions.eu hostmaster.ratesolutions.eu
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
www.alfa.fi |
C=US, O=Let's Encrypt, CN=YR2 | Sun, 13 Sep 2026 00:07:56 +0000 |
YR2 |
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 (2)
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_394a89d70ffffbbc- Output Hash
46fb8a411d677a63f2cdc9d17296c7a78e0e43f36e401315415ce053fd68d2f8- Signature
ed25519:bc9237059852538c516f37083dd567888f6b7a72f7475217ab93c498ba0cafce367f038c58fda2035ed372fd0e78a0ba420f367dda5046ea8444b18b5816df06- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast