zerain.com
Observed Jul 27, 2026, 15:15 UTC (6d 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.
Responding, no home page
Email byProofpoint
Secured byLet's Encrypt
2 subdomains · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zerain.com actually stands on - every host below is a signed observation
zerain.com
A / AAAA
213.158.84.43
unattributedserves the site
NS
dns2.gipuzkoa.netdns.gipuzkoa.net
gipuzkoa.netanswers its DNS
MX
mxa-00a9a302.gslb.pphosted.commxb-00a9a302.gslb.pphosted.com
Proofpointreceives its email
TLS
zerain.com
Let's Encryptissued its certificate
DNS Records
A 1
213.158.84.43
MX 2
5mxa-00a9a302.gslb.pphosted.com5mxb-00a9a302.gslb.pphosted.com
TXT 1
v=spf1 a mx ip4:82.116.160.145 ip4:82.116.160.138 ip4:82.116.160.225 include:spf.protection.outlook.com ip4:51.91.83.218 ip4:51.255.135.75 ip:213.158.84.43 include:_spf.webempresa.eu include:spf-00a9a302.pphosted.com -all
NS 2
dns2.gipuzkoa.netdns.gipuzkoa.net
SOA 1
infoblox3.gest.gipuzkoa.net postmaster.gipuzkoa.net
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
zerain.com |
C=US, O=Let's Encrypt, CN=R12 | Thu, 13 Aug 2026 05:02:46 +0000 |
R12 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Fri, 12 Mar 2027 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_2f28ad51da50a1d5- Output Hash
3550b9a8544f24d46733fabcd0bc86baae813d3a5d1143c41724b8298c93de17- Signature
ed25519:8ed603d46a06a79f8435b318b3102df8a8f480edc24c2b63fbb3f9ccfd65dc436bea3cf4f732450fac1d4a0c0217473727126e96fc2aa415f183dd3d942d8f0b- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast