z4sh.com
Observed Aug 12, 2026, 06:07 UTC (57m 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
Secured byLet's Encrypt
Registered withNameSilo, LLC
IPv6 · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat z4sh.com actually stands on - every host below is a signed observation
z4sh.com
A / AAAA
104.21.25.148172.67.134.822606:4700:3031::6815:19942606:4700:3030::ac43:8652
Cloudflareserves the site
NS
demi.ns.cloudflare.comkip.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
cs30027.seedhost.eu
seedhost.eureceives its email
TLS
z4sh.com
Let's Encryptissued its certificate
DNS Records
A 2
104.21.25.148172.67.134.82
AAAA 2
2606:4700:3031::6815:19942606:4700:3030::ac43:8652
MX 1
10cs30027.seedhost.eu
TXT 1
v=spf1 mx a ip4:185.66.140.20 ~all
NS 2
demi.ns.cloudflare.comkip.ns.cloudflare.com
SOA 1
demi.ns.cloudflare.com dns.cloudflare.com
DMARC_RECORDS 1
v=DMARC1; p=quarantine; adkim=s; aspf=s
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
z4sh.com |
C=US, O=Let's Encrypt, CN=YE1 | Fri, 02 Oct 2026 16:45:54 +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 (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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_617ef5426c7f9765- Output Hash
7f4f11958a0ec21f352c42890b8aa713e80a7455e9b058ec412e403055615d7a- Signature
ed25519:c27909c8791ee3c8d80ab13cfb48194b3804587133c9b32df89597f6329d8900bfb5c0ddc756f69f71a6ce521e45545980dcdadfc73f295755fcbde3aadbe004- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast