ytk.fi
Observed Jul 25, 2026, 19:45 UTC (8d 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 onCloudflare
Email byAmazon SES
Secured byGoogle Trust Services
Also usesGoogle Search Console
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat ytk.fi actually stands on - every host below is a signed observation
ytk.fi
A / AAAA
104.26.15.250104.26.14.250172.67.68.2072606:4700:20::ac43:44cf+2 more
Cloudflareserves the site
NS
ken.ns.cloudflare.commelina.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
mta1.datacenter.fimta2.datacenter.fi
Amazon SESreceives its email
TLS
ytk.fi
Google Trust Servicesissued its certificate
DNS Records
A 3
104.26.15.250104.26.14.250172.67.68.207
AAAA 3
2606:4700:20::ac43:44cf2606:4700:20::681a:efa2606:4700:20::681a:ffa
MX 2
0mta1.datacenter.fi0mta2.datacenter.fi
TXT 4
MS=ms36377823google-site-verification=81Z_fllYtk0vuTy4V4Vrl71yyKQ66Z-NqKFs4pLY4Y4v=spf1 include:spf.lianamailer.com include:spf.mailjet.com include:_spf.emaileri.fi ip4:80.242.26.58 ip4:195.60.252.50 ip4:91.233.125.10 include:_spf.datacenter.fi include:spf.protection.outlook.com include:amazonses.com ~allv=DMARC1; p=quarantine; rua=mailto:01618ef5@in.mailhardener.com
NS 2
ken.ns.cloudflare.commelina.ns.cloudflare.com
SOA 1
ken.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
ytk.fi |
C=US, O=Google Trust Services, CN=WE1 | Mon, 07 Sep 2026 00:32:12 +0000 |
WE1 |
C=US, O=Google Trust Services LLC, CN=GTS Root R4 | Tue, 20 Feb 2029 14:00:00 +0000 |
GTS Root R4 |
C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA | Fri, 28 Jan 2028 00:00:42 +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_bf40a1945d4348d3- Output Hash
8ddc29b353faa46ab31e79bbf50c93ef9a45874677ce5109f972f830aba50ab6- Signature
ed25519:e923ba5942946869f4ec01aace02409d41a5d4f8b88e7bb815bb2c7410f3d36c3c0e35f26c6d1f5b8d3de4e83f293cac6f7ec01be814894f231c4232cf00d005- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast