donhead.com
Observed Jul 29, 2026, 12:54 UTC (4h 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
7 subdomains · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat donhead.com actually stands on - every host below is a signed observation
donhead.com
A / AAAA
77.72.1.54
unattributedserves the site
NS
ns1.krystal.ukns2.krystal.uk
krystal.ukanswers its DNS
MX
mx2.krystal.ukmx1.krystal.uk
krystal.ukreceives its email
TLS
cpcontacts.donhead.com
Let's Encryptissued its certificate
DNS Records
A 1
77.72.1.54
MX 2
20mx2.krystal.uk10mx1.krystal.uk
TXT 1
v=spf1 include:relay.k.io a mx ip4:77.72.1.54 ~all
NS 2
ns1.krystal.ukns2.krystal.uk
SOA 1
ns1.krystal.uk admin.k-validator-abafar-lon.krystal.uk
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
cpcontacts.donhead.com |
C=US, O=Let's Encrypt, CN=YR2 | Thu, 01 Oct 2026 02:59:17 +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 (7)
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_63d05eed791235ca- Output Hash
0cede26ee925139508c412a67cf5d41a5286977e541103b91039c04283b64761- Signature
ed25519:66f3441c1af817c481b3b86dea56f685b75717bc491b5fcf0fade80f943b307a4e8c8e3b1d774f68eec154762f4c4414bb41ffd75f8cea1e40c9fcd6b3d72409- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast